10257+4055 STF1430AC

Coord 2000	10257+4055		Discov num	STF1430		Comp	AC		Coord arcsec 2000	10 25 41.11 +40 54 39.4
Date first	1893		Date last	2010		Obs	11
Pa first	235		Pa last	237		P.A. Now (θ)	237°
Sep first	22.7		Sep last	23.0		Sep. Now (ρ)	23"
Mag pri	8.20		Mag sec	10.91		delta mag (ΔM)	2.71		Spectral class	G5III (yellow)
Pri motion ra	-032		Sec motion ra	-031
Pri motion dec	-009		Sec motion dec	-010
Notes	U (Proper motion indicates non-physical)

rPM=0.043 (< 0.3, Physical double) This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		43333	10257+4055	STF1430	AB	1904	2002	6	272	21.3	8.20	12.10	3.90
Show		43333	10257+4055	STF1430	AC	1893	2010	11	237	23.0	8.20	10.91	2.71		<===

Triple system
3 visible stars in this system

Precise pa	236.5		Precise sep	23.03		Cdsa2 id	STF 1430 AC		Constellation	Ursa Major
SAO	43333		HIP	51042		Tycho2	3004-00924-1		HD	90224
BD	BD+41 2089		Ra deg	10.42808611111111		De deg	40.910944444444446		Distance	510.2
Distance ly	1664.27		last precise pa	236.5		last precise sep	23.03

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
10257+4055	STF1430	AC	1998	9	236	23.0	8.50	10.70	G5III	D	102541.11+405439.4
10257+4055	STF1430	AC	2010	10	237	23.0	8.50	10.70	G5III	D	102541.11+405439.4

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