01271+5717 STI1612

Coord 2000	01271+5717		Discov num	STI1612		Comp			Coord arcsec 2000	01 27 00.42 +57 17 05.2
Date first	1911		Date last	2015		Obs	7
Pa first	63		Pa last	62		P.A. Now (θ)	62°
Sep first	6.5		Sep last	6.6		Sep. Now (ρ)	6.6"
Mag pri	11.27		Mag sec	12.60		delta mag (ΔM)	1.33		Spectral class
Pri motion ra	+009		Sec motion ra	+013
Pri motion dec	+012		Sec motion dec	+002
Notes	V (Proper motion indicates physical)

rPM=0.718 This double is physical.

Precise pa	61.9		Precise sep	6.573		Constellation	Cassiopeia		Tycho2	3678-01315-1
Gaia DR2	412977774281673600

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01271+5717	STI1612		1999	3	61	6.5	11.27	12.60		D	012700.42+571705.2
01271+5717	STI1612		2010	4	60	6.3	11.27	12.60		VD	012700.42+571705.2
01271+5717	STI1612		2015	7	62	6.6	11.27	12.60		V	012700.42+571705.2

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