19563-2138 LDS 694

Coord 2000	19563-2138		Discov num	LDS 694		Comp			Coord arcsec 2000	19 56 16.64 -21 38 28.4
Date first	1920		Date last	2015		Obs	5
Pa first	225		Pa last	212		P.A. Now (θ)	212°
Sep first	10.0		Sep last	10.2		Sep. Now (ρ)	10.2"
Mag pri	11.09		Mag sec	13.50		delta mag (ΔM)	2.41		Spectral class
Pri motion ra	+057		Sec motion ra	+039
Pri motion dec	-122		Sec motion dec	-135
Notes

rPM=0.158 (< 0.3, Physical double) This double is physical.

Precise pa	212		Precise sep	10.166		Constellation	Sagittarius		Tycho2	6325-00432-1
Gaia DR2	94817608832

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19563-2138	LDS 694		1999	2	212	10.1	11.09	13.50		D	195616.64-213828.4
19563-2138	LDS 694		2010	4	212	10.2	11.09	13.50			195616.64-213828.4
19563-2138	LDS 694		2015	5	212	10.2	11.09	13.50			195616.64-213828.4

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