VizieR

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Explain (UCD)

recno

Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Geocentric Julian Date at the middle of the exposure (time.epoch)

BTmag

mag

BT brightness in the tycho-2 system (Note 1) (phot.mag;em.opt.B)

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⁽ⁱ⁾indexed column

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	Display UCD1+ UCD1

	J/A+A/454/295	470		Long-term photographic photometry of HK Lac (Froehlich+, 2006) ReadMe+ftp 2006A&A...454..295F Similar Catalogs Objects timeSerie Post annotation
1.	J/A+A/454/295/table1		Julian Date and BT magnitude [timeSerie](Plot of the light curve ) (2037 rows) metaJ/A+A/454/295/table1
			Tycho-2 data