01550+0012 A  1919

Coord 2000	01550+0012		Discov num	A  1919		Comp			Coord arcsec 2000	01 55 00.02 +00 12 20.6
Date first	1908		Date last	2012		Obs	21
Pa first	290		Pa last	293		P.A. Now (θ)	293°
Sep first	2.0		Sep last	2.3		Sep. Now (ρ)	2.3"
Mag pri	9.95		Mag sec	10.61		delta mag (ΔM)	0.66		Spectral class	F8 (yellow-white)
Pri motion ra	+003		Sec motion ra	-002
Pri motion dec	-007		Sec motion dec	-007
Notes

rPM=0.657 Nature of this double is uncertain.

Precise pa	293.1		Precise sep	2.31		Constellation	Cetus		Tycho2	0030-00396-1
HD	11708		last precise pa	293.1		last precise sep	2.31

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01550+0012	A 1919		1999	19	292	2.3	9.95	10.61	F8		015500.02+001220.6
01550+0012	A 1919		2012	21	293	2.2	9.95	10.61	F8		015500.02+001220.6

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