19557-1305 HLD 153

Coord 2000	19557-1305		Discov num	HLD 153		Comp			Coord arcsec 2000	19 55 39.70 -13 04 31.1
Date first	1882		Date last	2016		Obs	10
Pa first	120		Pa last	106		P.A. Now (θ)	106°
Sep first	3.0		Sep last	1.9		Sep. Now (ρ)	1.9"
Mag pri	10.02		Mag sec	10.75		delta mag (ΔM)	0.73		Spectral class	F2V (yellow-white)
Pri motion ra	-002		Sec motion ra	-002
Pri motion dec	-012		Sec motion dec	-012
Notes

Nature of this double is uncertain.

Precise pa	106		Precise sep	1.939		Constellation	Sagittarius		Tycho2	5746-00018-1
Gaia DR2	65367172352		HD	188448

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19557-1305	HLD 153		1991	8	111	1.9	10.02	10.75	F2V		195539.70-130431.1
19557-1305	HLD 153		2016	9	106	1.9	10.02	10.75	F2V		195539.70-130431.1

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