01290+7412 HJ 2045

Coord 2000	01290+7412		Discov num	HJ 2045		Comp			Coord arcsec 2000	01 29 02.08 +74 12 18.1
Date first	1831		Date last	2015		Obs	14
Pa first	86		Pa last	82		P.A. Now (θ)	82°
Sep first	20.0		Sep last	27.2		Sep. Now (ρ)	27.2"
Mag pri	7.26		Mag sec	12.61		delta mag (ΔM)	5.35		Spectral class	G5 (yellow)
Pri motion ra	+202		Sec motion ra	+183
Pri motion dec	-124		Sec motion dec	-080
Notes	N V (See Notes, Proper motion indicates physical)

Visually invisible, K-band or other infrared star rPM=0.202 (< 0.3, Physical double) This double is physical.

Precise pa	81.8		Precise sep	27.237		Constellation	Cassiopeia		SAO	4407
HIP	6914		Tycho2	4309-00586-1		Gaia DR2	7063146112		HD	8730
BD	BD+73 75		Distance	55.9		Distance ly	182.35

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01290+7412	HJ 2045		2000	4	82	27.1	7.26	12.61	G5	N DV	012902.08+741218.1
01290+7412	HJ 2045		2003	5	81	27.5	7.26	12.61	G5	NVD	012902.08+741218.1
01290+7412	HJ 2045		2012	6	83	26.9	7.26	12.61	G5	NV	012902.08+741218.1
01290+7412	HJ 2045		2013	9	82	27.2	7.26	12.61	G5	NV	012902.08+741218.1
01290+7412	HJ 2045		2015	11	82	27.2	7.26	12.61	G5	NV	012902.08+741218.1

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