01428+5742 STI1660

Coord 2000	01428+5742		Discov num	STI1660		Comp			Coord arcsec 2000	01 42 49.60 +57 42 25.5
Date first	1911		Date last	2015		Obs	9
Pa first	122		Pa last	119		P.A. Now (θ)	119°
Sep first	7.8		Sep last	7.7		Sep. Now (ρ)	7.7"
Mag pri	13.00		Mag sec	13.80		delta mag (ΔM)	0.8		Spectral class
Pri motion ra	-007		Sec motion ra	-007
Pri motion dec	-002		Sec motion dec	-003
Notes

rPM=0.131 (< 0.3, Physical double) This double is physical.

Precise pa	118.7		Precise sep	7.732		Constellation	Cassiopeia		SAO	22533
Gaia DR2	7455277440

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01428+5742	STI1660		1999	3	115	7.6	13.00	13.80		D	014249.60+574225.5
01428+5742	STI1660		2003	4	119	7.8	13.00	13.80		D	014249.60+574225.5
01428+5742	STI1660		2012	5	119	7.8	13.00	13.80			014249.60+574225.5
01428+5742	STI1660		2015	6	119	7.7	13.00	13.80			014249.60+574225.5

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