01157-1825 HDS 164

Coord 2000	01157-1825		Discov num	HDS 164		Comp			Coord arcsec 2000	01 15 42.45 -18 24 58.1
Date first	1991		Date last	2011		Obs	4
Pa first	142		Pa last	141		P.A. Now (θ)	141°
Sep first	0.8		Sep last	0.8		Sep. Now (ρ)	0.8"
Mag pri	8.68		Mag sec	12.17		delta mag (ΔM)	3.49		Spectral class	G0V (yellow)
Pri motion ra	-024		Sec motion ra
Pri motion dec	-043		Sec motion dec
Notes

Nature of this double is uncertain.

Precise pa	141.1		Precise sep	0.839		Constellation	Cetus		SAO	147698
HIP	5892		Tycho2	5851-00215-1		Gaia DR2	58197664000		HD	7594
BD	BD-19 208		Distance	106.72		Distance ly	348.12

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01157-1825	HDS 164		1991	1	142	0.8	8.68	12.17	G0V		011542.45-182458.1
01157-1825	HDS 164		2010	2	142	0.8	8.68	12.17	G0V	D	011542.45-182458.1
01157-1825	HDS 164		2011	4	141	0.8	8.68	12.17	G0V		011542.45-182458.1

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