00546+3910 STF  72

Coord 2000	00546+3910		Discov num	STF  72		Comp			Coord arcsec 2000	00 54 37.50 +39 10 09.7
Date first	1831		Date last	2015		Obs	39
Pa first	182		Pa last	173		P.A. Now (θ)	173°
Sep first	24.3		Sep last	23.3		Sep. Now (ρ)	23.3"
Mag pri	8.38		Mag sec	9.31		delta mag (ΔM)	0.93		Spectral class	M (red)
Pri motion ra	-016		Sec motion ra	+007
Pri motion dec	-018		Sec motion dec	-013
Notes	N (See Notes)

Visually invisible, K-band or other infrared star rPM=0.977 This double is not physical.

Precise pa	172.9		Precise sep	23.339		Constellation	Andromeda		SAO	54254
HIP	4268		Tycho2	2798-00521-1		Gaia DR2	0860289024		HD	5245
BD	BD+38 140		Distance	751.88		Distance ly	2452.63

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00546+3910	STF 72		2002	25	174	23.7	8.38	9.31	M	N D	005437.50+391009.7
00546+3910	STF 72		2007	26	173	23.6	8.38	9.31	M	N D	005437.50+391009.7
00546+3910	STF 72		2011	27	173	23.7	8.38	9.31	M	N D	005437.50+391009.7
00546+3910	STF 72		2012	32	174	22.7	8.38	9.31	M	N D	005437.50+391009.7
00546+3910	STF 72		2014	33	173	23.0	8.38	9.31	M	N D	005437.50+391009.7
00546+3910	STF 72		2015	34	173	23.3	8.38	9.31	M	N	005437.50+391009.7

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