19583-1745 HJ 2911

Coord 2000	19583-1745		Discov num	HJ 2911		Comp			Coord arcsec 2000	19 58 17.24 -17 44 11.3
Date first	1830		Date last	2015		Obs	6
Pa first	99		Pa last	93		P.A. Now (θ)	93°
Sep first	15.0		Sep last	20.5		Sep. Now (ρ)	20.5"
Mag pri	10.90		Mag sec	12.93		delta mag (ΔM)	2.03		Spectral class
Pri motion ra	+012		Sec motion ra	+007
Pri motion dec	-020		Sec motion dec	-013
Notes

rPM=0.369 Nature of this double is uncertain.

Precise pa	93.2		Precise sep	20.523		Constellation	Sagittarius		Tycho2	6317-01480-1
Gaia DR2	77558739968

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19583-1745	HJ 2911		1830	1	99	15.0	10.90	11.90			195817.25-174411.3
19583-1745	HJ 2911		2000	2	94	20.8	10.90	13.00			195817.24-174411.3
19583-1745	HJ 2911		2010	5	94	20.6	10.90	12.93			195817.24-174411.3
19583-1745	HJ 2911		2015	6	93	20.5	10.90	12.93			195817.24-174411.3

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