| Show | Sort | Join tables | Column |   Constraint |  Explain   (UCD) | 
|   |   | (ALL) | recno         |             | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) (RECORD) | 
|   |   |   (1+2+3+4+5+6+7+8+9+10+11+12) | PNG           | (char)     | (i) Designation of the Galactic Planetary Nebula (meta.id;meta.main) (ID_MAIN) | 
|   |   | (1) | RAB1950       |  "h:m:s"   | (i) Right Ascension B1950 (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) | 
|   |   | (1) | DEB1950       |  "d:m:s"   | (i) Declination B1950 (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) | 
|   |   | (1) | fp            | (char)     |  [ad*] Flag for inaccurate B1950 Position: a if RA originally only given to 0.1min d if DE originally only given to 0.1arcmin or worse * if both 'a' and 'd' (meta.code.qual) (CODE_QUALITY) | 
|   |   | (1) | r_Pos         | (char)     | Reference of position (meta.ref;pos.frame) (REFER_CODE) | 
|   |   | (1+14+15) | Name          | (char)     | Main designation (meta.id) (ID_ALTERNATIVE) | 
|   |   | (1+14+15) | PK            | (char)     | Designation in PK67 (meta.id) (ID_ALTERNATIVE) | 
|   |   | (1+7) | IRAS          | (char)     | Designation in IRAS catalogue (meta.id) (ID_ALTERNATIVE) | 
|   |   | (1) | Disc          | (char)     | Discoverer name and publication year (meta.id) (ID_HUMAN) | 
|   |   | (1) | Idents        | (char)     | Other names separated by commas (meta.id) (ID_ALTERNATIVE) | 
 ALL cols |    |    |  | 
|   |   | (1+7) | _RA.icrs      |  "h:m:s"   | (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra) (POS_EQ_RA_OTHER) | 
|   |   | (1+7) | _DE.icrs      |  "d:m:s"   | (n)(i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec) (POS_EQ_DEC_OTHER) | 
|   |   | (2) | l_oDiam       | (char)     | Limit flag on oDiam (meta.code.error) (CODE_LIMIT) | 
|   |   | (2) | oDiam         |  arcsec    | (n) Optical diameter (phys.angSize;em.opt) (EXTENSION_DIAM) | 
|   |   | (2) | u_oDiam       | (char)     | Uncertainty flag (:) on oDiam (meta.code.error) (CODE_ERROR) | 
|   |   | (2) | r_oDiam       | (char)     | References for oDiam (meta.ref;pos.frame) (REFER_CODE) | 
|   |   | (2) | l_rDiam       | (char)     | Limit flag on Radio diameter (meta.code.error) (CODE_LIMIT) | 
|   |   | (2) | rDiam         |  arcsec    | (n) Radio diameter (phys.angSize;em.radio) (EXTENSION_DIAM) | 
|   |   | (2) | u_rDiam       | (char)     | Uncertainty flag (:) on oDiam (meta.code.error) (CODE_ERROR) | 
|   |   | (2) | r_rDiam       | (char)     | Reference on Radio diameter (meta.ref;pos.frame) (REFER_CODE) | 
|   |   | (3) | Method        | (char)     |  [EKSWXDCM] Method used for distance determination  (Note 1)
  (meta.note) (NOTE) | 
|   |   | (3) | Dist1         |  kpc       | (n) Lower distance if l_Dist is '-' (pos.distance;pos.heliocentric) (POS_GAL_HC) | 
|   |   | (3) | l_Dist        | (char)     |  [-<>] '-' if Dist1 is a lower limit; '<' or '>' apply to Dist. (meta.code.error) (CODE_LIMIT) | 
 ALL cols |    |    |  | 
|   |   | (3) | Dist          |  kpc       | Distance in kiloparsecs. (pos.distance;pos.heliocentric) (POS_GAL_HC) | 
|   |   | (3) | u_Dist        | (char)     |  [?:] Uncertainty flag on Dist (meta.code.error) (CODE_ERROR) | 
|   |   | (3) | r_Dist        | (char)     | Reference of Dist determination. (meta.ref;pos.frame) (REFER_CODE) | 
|   |   | (4) | log(Fbeta)    |  [mW/m2]   |  [-15/-9] log of flux in H-beta (phot.flux;em.line.Hbeta;spect.line) (SPECT_FLUX_VALUE) | 
|   |   | (4) | e_log(Fbeta)  |  [mW/m2]   | (n) Mean error on log(Fbeta) (stat.error) (ERROR) | 
|   |   | (4) | r_log(Fbeta)  | (char)     | References (meta.ref;pos.frame) (REFER_CODE) | 
|   |   | (5) | ObsLabel      | (char)     | Observation name (includes the date) (meta.id;obs) (OBS_ID) | 
|   |   | (5) | LineRef       | (char)     |  [ab] Line taken as reference (value=100): 'a'=H-alpha (6563), 'b'=H-beta (4861) (meta.note) (NOTE) | 
|   |   | (5) | I4686         |             | (n) ]0/15000] Line intensity of HeII at 468.6nm (spect.line.intensity;em.opt.B) (SPECT_INTENSITY_REL) | 
|   |   | (5) | u_I4686       | (char)     | Uncertainty flag on I4686 (meta.code.error) (CODE_ERROR) | 
|   |   | (5) | I4363         |             | (n) ]0/15000] Line intensity of [OIII] at 436.3nm (spect.line.intensity;em.line.OIII) (SPECT_INTENSITY_REL) | 
|   |   | (5) | u_I4363       | (char)     | Uncertainty flag on I4363 (meta.code.error) (CODE_ERROR) | 
|   |   | (5) | n_I5007       | (char)     |  [*] '*' if the measurement refers to 495.9nm because 500.7nm line is saturated (meta.note) (NOTE) | 
 ALL cols |    |    |  | 
|   |   | (5) | I5007         |             | (n) ]0/15000] Line intensity of [OIII] at 500.7nm (spect.line.intensity;em.line.OIII) (SPECT_INTENSITY_REL) | 
|   |   | (5) | u_I5007       | (char)     | Uncertainty flag on I5007 (meta.code.error) (CODE_ERROR) | 
|   |   | (5) | I5876         |             | (n) ]0/15000] Line intensity of HeI (spect.line.intensity) (SPECT_INTENSITY_REL) | 
|   |   | (5) | u_I5876       | (char)     | Uncertainty flag on I5876 at 587.6nm (meta.code.error) (CODE_ERROR) | 
|   |   | (5) | I6563         |             | (n) ]0/15000] Line intensity of H-alpha at 656.3nm (spect.line.intensity;em.line.Halpha) (SPECT_INTENSITY_REL) | 
|   |   | (5) | u_I6563       | (char)     | Uncertainty flag on I6563 (meta.code.error) (CODE_ERROR) | 
|   |   | (5) | I6584         |             | (n) [0/15000] Line intensity of [NII] at 658.4nm (spect.line.intensity;em.opt.R) (SPECT_INTENSITY_REL) | 
|   |   | (5) | u_I6584       | (char)     | Uncertainty flag on I6584 (meta.code.error) (CODE_ERROR) | 
|   |   | (5) | n_I6717       | (char)     |  [B] 'B' if line is blended (meta.note) (NOTE) | 
|   |   | (5) | I6717         |             | (n) ]0/15000] Line intensity of [SII] at 671.7nm (spect.line.intensity;em.opt.R) (SPECT_INTENSITY_REL) | 
|   |   | (5) | u_I6717       | (char)     | Uncertainty flag on I6717 (meta.code.error) (CODE_ERROR) | 
|   |   | (5) | n_I6731       | (char)     |  [B] 'B' if line is blended (meta.note) (NOTE) | 
|   |   | (5) | I6731         |             | (n) ]0/15000] Line intensity of [SII] at 673.1nm (spect.line.intensity;em.opt.R) (SPECT_INTENSITY_REL) | 
 ALL cols |    |    |  | 
|   |   | (5) | u_I6731       | (char)     | Uncertainty flag on I6731 (meta.code.error) (CODE_ERROR) | 
|   |   | (6) | IUEname       | (char)     | Name as found in the IUE Merged Log (meta.id;arith.zp) (ID_ALTERNATIVE) | 
|   |   | (6) | 1950Pos       | (char)     | Position as found in the IUE Merged Log (pos.posAng) (POS_LITERAL) | 
|   |   | (6) | Obs           |  s         | (n)Date of the Observation (time.epoch) (TIME_DATE) | 
|   |   | (6) | OType         |             | Object class as found in the IUE Merged Log (meta.code.class;src.morph.type) (CLASS_OBJECT) | 
|   |   | (6) | Camera        | (char)     | designation, LW=Long Wavelength, SW=Short Wavelength (meta.id;em.wl) (INST_ID) | 
|   |   | (6) | Image         | (char)     | identification of the Observation (meta.id;obs.param;obs) (OBS_ID) | 
|   |   | (6) | Link1         | (char)     | IUE Log: find all IUE spectral in the final IUE Observation Log (meta.ref.url) (DATA_LINK) | 
|   |   | (7) | IRAS_data     | (char)     | Link to details from the IRAS Point Source Catalog (meta.note) (DATA_LINK) | 
|   |   | (7) | RAIR          |  "h:m:s"   | (i) Right Ascension, equinox 1950.0, epoch 1983.5 (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) | 
|   |   | (7) | DEIR          |  "d:m:s"   | (i) Declination, equinox 1950.0, epoch 1983.5 (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) | 
|   |   | (7) | Major         |  arcsec    | Uncertainty ellipse major axis (phys.angSize;pos.errorEllipse) (ERROR) | 
|   |   | (7) | Minor         |  arcsec    | Uncertainty ellipse minor axis (phys.angSize;pos.errorEllipse) (ERROR) | 
 ALL cols |    |    |  | 
|   |   | (7) | PosAng        |  deg       | Uncertainty ellipse position angle  (Note 1)
  (stat.error;pos.posAng) (POS_POS-ANG) | 
|   |   | (7) | NHcon         |             | Number of times observed (meta.number) (NUMBER) | 
|   |   | (7) | Fnu12         |  Jy        | Average non-color corrected flux density, IRAS/12µm (phot.flux.density;em.IR.8-15um) (PHOT_FLUX_IR_12) | 
|   |   | (7) | Fnu25         |  Jy        | Average non-color corrected flux density, IRAS/25µm (phot.flux.density;em.IR.15-30um) (PHOT_FLUX_IR_25) | 
|   |   | (7) | Fnu60         |  Jy        | Average non-color corrected flux density, IRAS/60µm (phot.flux.density;em.IR.30-60um) (PHOT_FLUX_IR_60) | 
|   |   | (7) | Fnu100        |  Jy        | Average non-color corrected flux density, IRAS/100µm (phot.flux.density;em.IR.60-100um) (PHOT_FLUX_IR_100) | 
|   |   | (7) | q_Fnu12       |             |  [1/3] Flux density quality (3=ok), 12um  (Note 1)
  (meta.code.qual) (CODE_QUALITY) | 
|   |   | (7) | q_Fnu25       |             |  [1/3] Flux density quality (3=ok), 25um  (Note 1)
  (meta.code.qual) (CODE_QUALITY) | 
|   |   | (7) | q_Fnu60       |             |  [1/3] Flux density quality (3=ok), 60um  (Note 1)
  (meta.code.qual) (CODE_QUALITY) | 
|   |   | (7) | q_Fnu100      |             |  [1/3] Flux density quality (3=ok), 100um  (Note 1)
  (meta.code.qual) (CODE_QUALITY) | 
|   |   | (8) | Jmag          |  mag       | (n) Magnitude in J filter (1.25um) (phot.mag;em.IR.J) (PHOT_JHN_J) | 
|   |   | (8) | l_Hmag        | (char)     | Limit flag on Hmag (meta.code.error) (CODE_LIMIT) | 
|   |   | (8) | Hmag          |  mag       | (n) Magnitude in H filter (1.65um) (phot.mag;em.IR.H) (PHOT_JHN_H) | 
 ALL cols |    |    |  | 
|   |   | (8) | l_Kmag        | (char)     | Limit flag on Kmag (meta.code.error) (CODE_LIMIT) | 
|   |   | (8) | Kmag          |  mag       | (n) Magnitude in K filter (2.22um) (phot.mag;em.IR.K) (PHOT_JHN_K) | 
|   |   | (8) | l_Lmag        | (char)     | Limit flag on Lmag (meta.code.error) (CODE_LIMIT) | 
|   |   | (8) | Lmag          |  mag       | (n) Magnitude in L/L' filter (3.5/3.8um) (phot.mag;em.IR.3-4um) (PHOT_JHN_L) | 
|   |   | (8) | n_Lmag        | (char)     |  ['] the apostrophe indicates the L' filter (meta.note) (NOTE) | 
|   |   | (8+14) | Class         | (char)     |  [NDSP,?+ ] Class based on the near-IR  (Note 1)
  (src.class) (CLASS_MISC) | 
|   |   | (8) | r_Phot        | (char)     | References for JHKL photometry (meta.ref;pos.frame) (REFER_CODE) | 
|   |   | (8) | r_Class       | (char)     | References describing the Spectrum (meta.ref;pos.frame) (REFER_CODE) | 
|   |   | (9) | l_Rad2cm      | (char)     | Limit flag on Rad2cm (meta.code.error) (CODE_LIMIT) | 
|   |   | (9) | Rad2cm        |  mJy       | (n) Radio flux density at 2cm (14.7GHz) (phot.flux.density;em.radio.12-30GHz) (PHOT_FLUX_RADIO_15G) | 
|   |   | (9) | r_Rad2cm      | (char)     | Reference of Rad2cm (meta.ref;pos.frame) (REFER_CODE) | 
|   |   | (9) | l_Rad6cm      | (char)     | Limit flag on Rad6cm (meta.code.error) (CODE_LIMIT) | 
|   |   | (9) | Rad6cm        |  mJy       | (n) Radio flux density at 6cm (5GHz) (phot.flux.density;em.radio.3-6GHz) (PHOT_FLUX_RADIO_5G) | 
 ALL cols |    |    |  | 
|   |   | (9) | u_Rad6cm      | (char)     | Uncertainty flag on Rad6cm (meta.code.error) (CODE_ERROR) | 
|   |   | (9) | r_Rad6cm      | (char)     | Reference of Rad6cm (meta.ref;pos.frame) (REFER_CODE) | 
|   |   | (10) | RVel          |  km/s      | (n) Radial Velocity (spect.dopplerVeloc;pos.heliocentric) (VELOC_HC) | 
|   |   | (10) | e_RVel        |  km/s      | (n) Mean error on RVel (stat.error;spect.dopplerVeloc) (ERROR) | 
|   |   | (10) | r_RVel        | (char)     | Source of the Radial Velocity (meta.ref;pos.frame) (REFER_CODE) | 
|   |   | (10) | l_ExpVel      | (char)     | Limit flag on ExpVel (meta.code.error) (CODE_LIMIT) | 
|   |   | (10) | ExpVel        |  km/s      | (n) Expansion velocity [OIII] (phys.veloc.expansion;spect.line) (VELOC_EXPANSION) | 
|   |   | (10) | u_ExpVel      | (char)     |  [*] Note on ExpVel  (Note 1)
  (meta.code.error) (CODE_ERROR) | 
|   |   | (10) | r_ExpVel      | (char)     | Source of ExpVel (meta.ref;pos.frame) (REFER_CODE) | 
|   |   | (10) | n_ExpVel      | (char)     |  [±] Note on the elements  (Note 2)
  (meta.note) (NOTE) | 
|   |   | (10) | l_ExpVel2     | (char)     | Limit flag on ExpVel2 (meta.code.error) (CODE_LIMIT) | 
|   |   | (10) | ExpVel2       |  km/s      | (n) Expansion velocity [NII] (phys.veloc.expansion) (VELOC_EXPANSION) | 
|   |   | (10) | u_ExpVel2     | (char)     |  [*] Note on ExpVel2  (Note 1)
  (meta.code.error) (CODE_ERROR) | 
 ALL cols |    |    |  | 
|   |   | (10) | r_ExpVel2     | (char)     | Reference of ExpVel2 (meta.ref;pos.frame) (REFER_CODE) | 
|   |   | (10) | n_ExpVel2     | (char)     |  [±] Note on the elements  (Note 2)
  (meta.note) (NOTE) | 
|   |   | (11) | AG82          | (char)     | Name in ref. AG82 (Acker et al., Publ. Speciale CDS 3, 1982) (meta.id) (ID_ALTERNATIVE) | 
|   |   | (11) | Umag          |  mag       | (n) Johnson's U filter mag. of central star (phot.mag;em.opt.U) (PHOT_JHN_U) | 
|   |   | (11) | l_Bmag        | (char)     | Limit flag on Bmag (meta.code.error) (CODE_LIMIT) | 
|   |   | (11) | Bmag          |  mag       | (n) Johnson's B filter mag. of central star (phot.mag;em.opt.B) (PHOT_JHN_B) | 
|   |   | (11) | l_Vmag        | (char)     | Limit flag on Vmag (meta.code.error) (CODE_LIMIT) | 
|   |   | (11) | Vmag          |  mag       | (n) Johnson's V filter mag. of central star (phot.mag;em.opt.V) (PHOT_JHN_V) | 
|   |   | (11) | Quality       | (char)     |  [ABCDP] Accuracy of the photometry  (Note 1)
  (meta.code.qual) (CODE_QUALITY) | 
|   |   | (11) | r_UBV         | (char)     | References of Photometry (meta.ref;pos.frame) (REFER_CODE) | 
|   |   | (11) | Remarks       | (char)     | Remarks on Photometry (meta.note) (REMARKS) | 
|   |   | (11) | Sp            | (char)     | Spectral type of central star (src.spType) (SPECT_TYPE_MK) | 
|   |   | (11) | r_Sp          | (char)     | Reference of Spectral type (meta.ref) (REFER_CODE) | 
 ALL cols |    |    |  | 
|   |   | (11) | Sp2           | (char)     | Other spectral classification (spect.index) (SPECT_TYPE_GENERAL) | 
|   |   | (11) | r_Sp2         | (char)     | Reference of Sp2 (meta.ref;pos.frame) (REFER_CODE) | 
|   |   | (11) | Sp3           | (char)     | Other spectral classification (spect.index) (SPECT_TYPE_GENERAL) | 
|   |   | (11) | r_Sp3         | (char)     | Reference of Sp3 (meta.ref;pos.frame) (REFER_CODE) | 
|   |   | (11) | Names         | (char)     | Various designations of the Central Star separated by a semi-colon (;) (meta.id) (ID_ALTERNATIVE) | 
|   |   | (12+13) | Text          | (char)     | Text of the note (meta.note) (REMARKS) | 
|   |   | (13) | Ref           | (char)     | Reference code (repeated on each line) (meta.note) (REFER_CODE) | 
|   |   | (14+15) | n_PK          | (char)     |  [*] The '*' indicates that PK was not published in the PK67 reference (meta.note) (NOTE) | 
|   |   | (14+15) | RAJ2000       |  "h:m:s"   | (i) Right Ascension J2000 (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) | 
|   |   | (14+15) | DEJ2000       |  "d:m:s"   | (i) Declination J2000 (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) | 
|   |   | (14+15) | GLON          |  deg       | Galactic longitude (pos.galactic.lon) (POS_GAL_LON) | 
|   |   | (14+15) | GLAT          |  deg       | Galactic latitude (pos.galactic.lat) (POS_GAL_LAT) | 
|   |   | (14) | OtherNames    | (char)     | separated by a comma (,) (meta.id) (ID_ALTERNATIVE) | 
 ALL cols |    |    |  | 
|   |   | (15) | Notes         | (char)     | Notes concerning the object (Note)
  (meta.note) (NOTE) | 
 ALL cols |    |    |  |