VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

start AladinLite
B/hst/obscore HST Archived Exposures Catalog (STScI, 2007)
HST observation logs (sample) (original column names in green) (1000 rows)
  -c=187.168259514387 +09.25954853016485, eq=J2000, rs=0.005
Post annotation about this record
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (187.168259514387+09.25954853016485)[FK5/J2000] (pos.angDistance)
_RAJ200012 28 40.38228345287 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+09 15 34.3747085935 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195012 26 07.93577239558 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+09 32 09.1710428498 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon285.11950124275330 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+71.33972930134284 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)

obs_publisher_didivo://cadc.nrc.ca/HST?u6eal804m/u6eal804m_c0m  publisher dataset identifier (meta.id;meta.dataset)
obs_collectionHST  Collection short name for the data colection (meta.id;meta.dataset)
facility_nameHST  telescope name (meta.id;instr.tel)
instrument_nameWFPC2  instrument name (meta.id;instr)
obs_idu6eal804m  internal dataset identifier (meta.id;meta.dataset)
dataproduct_typeimage  type of product (meta.note)
calib_level2   calibration level (0,1,2,3) (phot.calib;arith.zp)
obs_release_date59173236 s timestamp of date the data becomes publicly available (time.epoch)
target_nameNGC4451  name of intended target (meta.id)
s_ra187.168259514387 deg (i) RA of central coordinates (J2000) (s_ra) (pos.eq.ra;meta.main)
s_dec+09.25954853016485 deg (i) DEC of central coordinates (J2000) (s_dec) (pos.eq.dec;meta.main)
s_fov 0.05928384698106   size of the region covered (∼diameter of minimum bounding circle) (instr.fov;instr.pixel)
s_regionPolygon ICRS 187.14500763680627 9.25787115908743 187.16062054166392 9.280936892684892 187.18251255976168 9.285745035235024 187.19135920102147 9.245019720509347 187.1495453339129 9.236188153845603  region bounded by observation (obs.field)
s_resolution 0.0838664913594   typical spatial resolution (pos.angResolution)
s_xel11515   dimensions (number of pixels) along one spatial axis (meta.number)
s_xel21524   dimensions (number of pixels) along the other spatial axis (meta.number)
t_min52228.2217017 d start time of observation (MJD) (t_min) (time.epoch)
t_max52228.2235536 d end time of observation (MJD) (t_max) (time.epoch)
t_exptime 160.000000 s exposure time of observation (time.expo)
t_resolution    typical temporal resolution (pos.angResolution)
t_xel4   dimensions (number of pixels) along the time axis (time.scale)
em_min 5.1089e-07 m start spectral coordinate value (instr.bandpass)
em_max 6.61130000000e-07 m stop spectral coordinate value (instr.bandpass)
em_res_power 0.0838664993644   typical spectral resolution (spect.resolution)
em_xel 4  dimensions (number of pixels) along the energy axis (phys.size)
em_ucd   UCD describing the spectral axis (meta.number)
pol_states   polarization states present in the data (phys.polarization)
pol_xel    dimensions (number of pixels) along the polarization axis (phys.size)
o_ucdphot.count  UCD describing the observable axis (pixel values) (meta.number)
access_urlDatalink  URL to download the data (meta.ref.url)
access_formatapplication/x-votable+xml;content=datalink  format of the data files (meta.note)
access_estsize    estimated size of the download (meta.number)
core_id00000000-0000-0000-a3bf-014307d560d4  primary key (meta.id.part;meta.main)
lastModified 2018-03-07T21:20:44 s (i) timestamp of last modification of the metadata (lastModified) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (187.168259514387+09.25954853016485)[FK5/J2000] (pos.angDistance)
_RAJ200012 28 40.38226820304 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+09 15 34.3748506847 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195012 26 07.93575713924 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+09 32 09.1711850733 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon285.11950102032472 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+71.33972932198233 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)

obs_publisher_didivo://cadc.nrc.ca/HST?u6eal803m/u6eal803m_c0m  publisher dataset identifier (meta.id;meta.dataset)
obs_collectionHST  Collection short name for the data colection (meta.id;meta.dataset)
facility_nameHST  telescope name (meta.id;instr.tel)
instrument_nameWFPC2  instrument name (meta.id;instr)
obs_idu6eal803m  internal dataset identifier (meta.id;meta.dataset)
dataproduct_typeimage  type of product (meta.note)
calib_level2   calibration level (0,1,2,3) (phot.calib;arith.zp)
obs_release_date59173116 s timestamp of date the data becomes publicly available (time.epoch)
target_nameNGC4451  name of intended target (meta.id)
s_ra187.168259450846 deg (i) RA of central coordinates (J2000) (s_ra) (pos.eq.ra;meta.main)
s_dec+09.25954856963463 deg (i) DEC of central coordinates (J2000) (s_dec) (pos.eq.dec;meta.main)
s_fov 0.05928420265685   size of the region covered (∼diameter of minimum bounding circle) (instr.fov;instr.pixel)
s_regionPolygon ICRS 187.1450074337933 9.257871188490526 187.16062043231594 9.280937060472013 187.18251258176727 9.285745231869981 187.19135927609685 9.24501967280952 187.1495451581275 9.236188053160959  region bounded by observation (obs.field)
s_resolution 0.0838664913594   typical spatial resolution (pos.angResolution)
s_xel11515   dimensions (number of pixels) along one spatial axis (meta.number)
s_xel21524   dimensions (number of pixels) along the other spatial axis (meta.number)
t_min52228.2189239 d start time of observation (MJD) (t_min) (time.epoch)
t_max52228.2207758 d end time of observation (MJD) (t_max) (time.epoch)
t_exptime 160.000000 s exposure time of observation (time.expo)
t_resolution    typical temporal resolution (pos.angResolution)
t_xel4   dimensions (number of pixels) along the time axis (time.scale)
em_min 5.1089e-07 m start spectral coordinate value (instr.bandpass)
em_max 6.61130000000e-07 m stop spectral coordinate value (instr.bandpass)
em_res_power 0.0838664993644   typical spectral resolution (spect.resolution)
em_xel 4  dimensions (number of pixels) along the energy axis (phys.size)
em_ucd   UCD describing the spectral axis (meta.number)
pol_states   polarization states present in the data (phys.polarization)
pol_xel    dimensions (number of pixels) along the polarization axis (phys.size)
o_ucdphot.count  UCD describing the observable axis (pixel values) (meta.number)
access_urlDatalink  URL to download the data (meta.ref.url)
access_formatapplication/x-votable+xml;content=datalink  format of the data files (meta.note)
access_estsize    estimated size of the download (meta.number)
core_id00000000-0000-0000-ba26-014307d5849d  primary key (meta.id.part;meta.main)
lastModified 2018-03-07T21:20:52 s (i) timestamp of last modification of the metadata (lastModified) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.001 arcsec Distance from center (187.168259514387+09.25954853016485)[FK5/J2000] (pos.angDistance)
_RAJ200012 28 40.38220137696 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+09 15 34.3743327875 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195012 26 07.93569023933 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+09 32 09.1706677582 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon285.11950031876330 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+71.33972910789790 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)

obs_publisher_didivo://cadc.nrc.ca/HST?u6eal806m/u6eal806m_c0m  publisher dataset identifier (meta.id;meta.dataset)
obs_collectionHST  Collection short name for the data colection (meta.id;meta.dataset)
facility_nameHST  telescope name (meta.id;instr.tel)
instrument_nameWFPC2  instrument name (meta.id;instr)
obs_idu6eal806m  internal dataset identifier (meta.id;meta.dataset)
dataproduct_typeimage  type of product (meta.note)
calib_level2   calibration level (0,1,2,3) (phot.calib;arith.zp)
obs_release_date59173469 s timestamp of date the data becomes publicly available (time.epoch)
target_nameNGC4451  name of intended target (meta.id)
s_ra187.168259172404 deg (i) RA of central coordinates (J2000) (s_ra) (pos.eq.ra;meta.main)
s_dec+09.25954842577430 deg (i) DEC of central coordinates (J2000) (s_dec) (pos.eq.dec;meta.main)
s_fov 0.05929017032379   size of the region covered (∼diameter of minimum bounding circle) (instr.fov;instr.pixel)
s_regionPolygon ICRS 187.1450043392622 9.257873999223492 187.1606175975279 9.280939011397805 187.18251401049682 9.28574764288399 187.1913624161233 9.24501695404878 187.14954355624894 9.23618528906104  region bounded by observation (obs.field)
s_resolution 0.0838664913594   typical spatial resolution (pos.angResolution)
s_xel11514   dimensions (number of pixels) along one spatial axis (meta.number)
s_xel21523   dimensions (number of pixels) along the other spatial axis (meta.number)
t_min52228.2293406 d start time of observation (MJD) (t_min) (time.epoch)
t_max52228.2311925 d end time of observation (MJD) (t_max) (time.epoch)
t_exptime 160.000000 s exposure time of observation (time.expo)
t_resolution    typical temporal resolution (pos.angResolution)
t_xel4   dimensions (number of pixels) along the time axis (time.scale)
em_min 7.1351e-07 m start spectral coordinate value (instr.bandpass)
em_max 8.67450000000e-07 m stop spectral coordinate value (instr.bandpass)
em_res_power 0.0838664993644   typical spectral resolution (spect.resolution)
em_xel 4  dimensions (number of pixels) along the energy axis (phys.size)
em_ucd   UCD describing the spectral axis (meta.number)
pol_states   polarization states present in the data (phys.polarization)
pol_xel    dimensions (number of pixels) along the polarization axis (phys.size)
o_ucdphot.count  UCD describing the observable axis (pixel values) (meta.number)
access_urlDatalink  URL to download the data (meta.ref.url)
access_formatapplication/x-votable+xml;content=datalink  format of the data files (meta.note)
access_estsize    estimated size of the download (meta.number)
core_id00000000-0000-0000-dc59-014307d5616b  primary key (meta.id.part;meta.main)
lastModified 2018-03-07T21:20:45 s (i) timestamp of last modification of the metadata (lastModified) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.001 arcsec Distance from center (187.168259514387+09.25954853016485)[FK5/J2000] (pos.angDistance)
_RAJ200012 28 40.38237547248 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+09 15 34.3750036690 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195012 26 07.93586450021 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+09 32 09.1713371247 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon285.11950230892359 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+71.33972948451250 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)

obs_publisher_didivo://cadc.nrc.ca/HST?u6eal801m/u6eal801m_c0m  publisher dataset identifier (meta.id;meta.dataset)
obs_collectionHST  Collection short name for the data colection (meta.id;meta.dataset)
facility_nameHST  telescope name (meta.id;instr.tel)
instrument_nameWFPC2  instrument name (meta.id;instr)
obs_idu6eal801m  internal dataset identifier (meta.id;meta.dataset)
dataproduct_typeimage  type of product (meta.note)
calib_level2   calibration level (0,1,2,3) (phot.calib;arith.zp)
obs_release_date59172484 s timestamp of date the data becomes publicly available (time.epoch)
target_nameNGC4451  name of intended target (meta.id)
s_ra187.168259897802 deg (i) RA of central coordinates (J2000) (s_ra) (pos.eq.ra;meta.main)
s_dec+09.25954861213029 deg (i) DEC of central coordinates (J2000) (s_dec) (pos.eq.dec;meta.main)
s_fov 0.05927595154408   size of the region covered (∼diameter of minimum bounding circle) (instr.fov;instr.pixel)
s_regionPolygon ICRS 187.14501104163818 9.257869181840363 187.16062432677094 9.280935500716566 187.1825099388845 9.285742394998977 187.19135626333266 9.245021913230772 187.14954806866456 9.236191488238518  region bounded by observation (obs.field)
s_resolution 0.0838664913594   typical spatial resolution (pos.angResolution)
s_xel11515   dimensions (number of pixels) along one spatial axis (meta.number)
s_xel21524   dimensions (number of pixels) along the other spatial axis (meta.number)
t_min52228.2126739 d start time of observation (MJD) (t_min) (time.epoch)
t_max52228.2145258 d end time of observation (MJD) (t_max) (time.epoch)
t_exptime 160.000000 s exposure time of observation (time.expo)
t_resolution    typical temporal resolution (pos.angResolution)
t_xel4   dimensions (number of pixels) along the time axis (time.scale)
em_min 4.0082e-07 m start spectral coordinate value (instr.bandpass)
em_max 4.95900000000e-07 m stop spectral coordinate value (instr.bandpass)
em_res_power 0.0838664993644   typical spectral resolution (spect.resolution)
em_xel 4  dimensions (number of pixels) along the energy axis (phys.size)
em_ucd   UCD describing the spectral axis (meta.number)
pol_states   polarization states present in the data (phys.polarization)
pol_xel    dimensions (number of pixels) along the polarization axis (phys.size)
o_ucdphot.count  UCD describing the observable axis (pixel values) (meta.number)
access_urlDatalink  URL to download the data (meta.ref.url)
access_formatapplication/x-votable+xml;content=datalink  format of the data files (meta.note)
access_estsize    estimated size of the download (meta.number)
core_id00000000-0000-0000-42bb-014307d567ee  primary key (meta.id.part;meta.main)
lastModified 2018-03-07T21:20:44 s (i) timestamp of last modification of the metadata (lastModified) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.001 arcsec Distance from center (187.168259514387+09.25954853016485)[FK5/J2000] (pos.angDistance)
_RAJ200012 28 40.38219119760 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+09 15 34.3744275184 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195012 26 07.93568005562 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+09 32 09.1707625775 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon285.11950017031859 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+71.33972912164397 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)

obs_publisher_didivo://cadc.nrc.ca/HST?u6eal805m/u6eal805m_c0m  publisher dataset identifier (meta.id;meta.dataset)
obs_collectionHST  Collection short name for the data colection (meta.id;meta.dataset)
facility_nameHST  telescope name (meta.id;instr.tel)
instrument_nameWFPC2  instrument name (meta.id;instr)
obs_idu6eal805m  internal dataset identifier (meta.id;meta.dataset)
dataproduct_typeimage  type of product (meta.note)
calib_level2   calibration level (0,1,2,3) (phot.calib;arith.zp)
obs_release_date59173339 s timestamp of date the data becomes publicly available (time.epoch)
target_nameNGC4451  name of intended target (meta.id)
s_ra187.168259129990 deg (i) RA of central coordinates (J2000) (s_ra) (pos.eq.ra;meta.main)
s_dec+09.25954845208845 deg (i) DEC of central coordinates (J2000) (s_dec) (pos.eq.dec;meta.main)
s_fov 0.05929040746988   size of the region covered (∼diameter of minimum bounding circle) (instr.fov;instr.pixel)
s_regionPolygon ICRS 187.14500420390493 9.257874018837256 187.16061752461638 9.280939123266052 187.18251402517325 9.285747773986316 187.1913624661872 9.245016922237326 187.14954343904975 9.236185221925467  region bounded by observation (obs.field)
s_resolution 0.0838664913594   typical spatial resolution (pos.angResolution)
s_xel11514   dimensions (number of pixels) along one spatial axis (meta.number)
s_xel21523   dimensions (number of pixels) along the other spatial axis (meta.number)
t_min52228.2265628 d start time of observation (MJD) (t_min) (time.epoch)
t_max52228.2284147 d end time of observation (MJD) (t_max) (time.epoch)
t_exptime 160.000000 s exposure time of observation (time.expo)
t_resolution    typical temporal resolution (pos.angResolution)
t_xel4   dimensions (number of pixels) along the time axis (time.scale)
em_min 7.1351e-07 m start spectral coordinate value (instr.bandpass)
em_max 8.67450000000e-07 m stop spectral coordinate value (instr.bandpass)
em_res_power 0.0838664993644   typical spectral resolution (spect.resolution)
em_xel 4  dimensions (number of pixels) along the energy axis (phys.size)
em_ucd   UCD describing the spectral axis (meta.number)
pol_states   polarization states present in the data (phys.polarization)
pol_xel    dimensions (number of pixels) along the polarization axis (phys.size)
o_ucdphot.count  UCD describing the observable axis (pixel values) (meta.number)
access_urlDatalink  URL to download the data (meta.ref.url)
access_formatapplication/x-votable+xml;content=datalink  format of the data files (meta.note)
access_estsize    estimated size of the download (meta.number)
core_id00000000-0000-0000-9f1b-014307d55e9c  primary key (meta.id.part;meta.main)
lastModified 2018-03-07T21:20:45 s (i) timestamp of last modification of the metadata (lastModified) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.002 arcsec Distance from center (187.168259514387+09.25954853016485)[FK5/J2000] (pos.angDistance)
_RAJ200012 28 40.38239071176 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+09 15 34.3748615818 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195012 26 07.93587974599 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+09 32 09.1711949051 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon285.11950253122086 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+71.33972946386208 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)

obs_publisher_didivo://cadc.nrc.ca/HST?u6eal802m/u6eal802m_c0m  publisher dataset identifier (meta.id;meta.dataset)
obs_collectionHST  Collection short name for the data colection (meta.id;meta.dataset)
facility_nameHST  telescope name (meta.id;instr.tel)
instrument_nameWFPC2  instrument name (meta.id;instr)
obs_idu6eal802m  internal dataset identifier (meta.id;meta.dataset)
dataproduct_typeimage  type of product (meta.note)
calib_level2   calibration level (0,1,2,3) (phot.calib;arith.zp)
obs_release_date59172545 s timestamp of date the data becomes publicly available (time.epoch)
target_nameNGC4451  name of intended target (meta.id)
s_ra187.168259961299 deg (i) RA of central coordinates (J2000) (s_ra) (pos.eq.ra;meta.main)
s_dec+09.25954857266160 deg (i) DEC of central coordinates (J2000) (s_dec) (pos.eq.dec;meta.main)
s_fov 0.05927559592280   size of the region covered (∼diameter of minimum bounding circle) (instr.fov;instr.pixel)
s_regionPolygon ICRS 187.14501124462674 9.257869152449743 187.16062443609414 9.280935332941183 187.18250991689519 9.285742198383758 187.19135618827642 9.245021960916517 187.14954824443006 9.236191588901107  region bounded by observation (obs.field)
s_resolution 0.0838664913594   typical spatial resolution (pos.angResolution)
s_xel11515   dimensions (number of pixels) along one spatial axis (meta.number)
s_xel21524   dimensions (number of pixels) along the other spatial axis (meta.number)
t_min52228.2154517 d start time of observation (MJD) (t_min) (time.epoch)
t_max52228.2173036 d end time of observation (MJD) (t_max) (time.epoch)
t_exptime 160.000000 s exposure time of observation (time.expo)
t_resolution    typical temporal resolution (pos.angResolution)
t_xel4   dimensions (number of pixels) along the time axis (time.scale)
em_min 4.0082e-07 m start spectral coordinate value (instr.bandpass)
em_max 4.95900000000e-07 m stop spectral coordinate value (instr.bandpass)
em_res_power 0.0838664993644   typical spectral resolution (spect.resolution)
em_xel 4  dimensions (number of pixels) along the energy axis (phys.size)
em_ucd   UCD describing the spectral axis (meta.number)
pol_states   polarization states present in the data (phys.polarization)
pol_xel    dimensions (number of pixels) along the polarization axis (phys.size)
o_ucdphot.count  UCD describing the observable axis (pixel values) (meta.number)
access_urlDatalink  URL to download the data (meta.ref.url)
access_formatapplication/x-votable+xml;content=datalink  format of the data files (meta.note)
access_estsize    estimated size of the download (meta.number)
core_id00000000-0000-0000-bc9f-014307d58296  primary key (meta.id.part;meta.main)
lastModified 2018-03-07T21:20:50 s (i) timestamp of last modification of the metadata (lastModified) (time.epoch)
  
elapse time 1

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