20078+0021 BAL1212

Coord 2000	20078+0021		Discov num	BAL1212		Comp			Coord arcsec 2000	20 07 45.77 +00 21 13.9
Date first	1909		Date last	2015		Obs	10
Pa first	115		Pa last	114		P.A. Now (θ)	114°
Sep first	12.8		Sep last	12.3		Sep. Now (ρ)	12.3"
Mag pri	11.69		Mag sec	12.34		delta mag (ΔM)	0.65		Spectral class
Pri motion ra	-007		Sec motion ra	-010
Pri motion dec	-007		Sec motion dec	-007
Notes

rPM=0.246 (< 0.3, Physical double) This double is physical.

Precise pa	113.7		Precise sep	12.29		Constellation	Aquila		SAO	144090
Tycho2	0495-02222-1		Gaia DR2	53235781888

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20078+0021	BAL1212		2000	3	114	12.3	11.69	12.34		D	200745.77+002113.9
20078+0021	BAL1212		2015	6	114	12.3	11.69	12.34			200745.77+002113.9

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