01390+4104 STF 140AB

Coord 2000	01390+4104		Discov num	STF 140		Comp	AB		Coord arcsec 2000	01 39 02.08 +41 04 02.7
Date first	1833		Date last	2012		Obs	25
Pa first	172		Pa last	174		P.A. Now (θ)	174°
Sep first	3.4		Sep last	3.4		Sep. Now (ρ)	3.4"
Mag pri	9.28		Mag sec	10.01		delta mag (ΔM)	0.73		Spectral class	F2V (yellow-white)
Pri motion ra	+026		Sec motion ra	+035
Pri motion dec	-002		Sec motion dec	-016
Notes

Nature of this double is uncertain.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		37402	01390+4104	STF 140	AB	1833	2012	25	174	3.4	9.28	10.01	0.73		<===
Show		37402	01390+4104	STF 140	AC	1880	2010	8	323	195.5	9.28	10.05	0.77

Triple system
3 visible stars in this system

Constellation	Andromeda		SAO	37402		Tycho2	2818-02190-1		last precise pa	173.9
last precise sep	3.43

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01390+4104	STF 140	AB	2001	22	174	3.4	9.28	10.01	F2V	D	013902.08+410402.7
01390+4104	STF 140	AB	2008	23	174	3.4	9.28	10.01	F2V	D	013902.08+410402.7
01390+4104	STF 140	AB	2012	25	174	3.4	9.28	10.01	F2V	D	013902.08+410402.7

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