01276+6429 STF 121AB

Coord 2000	01276+6429		Discov num	STF 121		Comp	AB		Coord arcsec 2000	01 27 37.26 +64 28 31.2
Date first	1828		Date last	2015		Obs	46
Pa first	278		Pa last	268		P.A. Now (θ)	268°
Sep first	15.0		Sep last	12.0		Sep. Now (ρ)	12"
Mag pri	9.53		Mag sec	10.22		delta mag (ΔM)	0.69		Spectral class
Pri motion ra	-008		Sec motion ra	-001
Pri motion dec	-003		Sec motion dec	-019
Notes	N U (See Notes, Proper motion indicates non-physical)

Visually invisible, K-band or other infrared star rPM=0.918 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		11766	01276+6429	STF 121	AB	1828	2015	46	268	12.0	9.53	10.22	0.69		<===
Show		11766	01276+6429	CTT 13	AC	1898	2015	12	351	101.0	9.53	10.63	1.10
Show		11766	01276+6429	TDS1882	CD	1991	1991	1	285	0.6	11.23	11.41	0.18

Quadruple system
4 visible stars in this system

Precise pa	267.8		Precise sep	12.001		Constellation	Cassiopeia		SAO	11766
Tycho2	4039-00567-1		Gaia DR2	4904177152

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01276+6429	STF 121	AB	2007	25	268	12.0	9.53	10.22		LD	012737.26+642831.2
01276+6429	STF 121	AB	2008	26	268	12.0	9.53	10.22		LD	012737.26+642831.2
01276+6429	STF 121	AB	2010	28	268	12.0	9.53	10.22		LD	012737.26+642831.2
01276+6429	STF 121	AB	2012	30	268	12.0	9.53	10.22		LD	012737.26+642831.2
01276+6429	STF 121	AB	2015	31	268	12.0	9.53	10.22		NL	012737.26+642831.2

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