01566+5850 STI1722

Coord 2000	01566+5850		Discov num	STI1722		Comp			Coord arcsec 2000	01 56 33.92 +58 50 48.3
Date first	1910		Date last	2015		Obs	8
Pa first	88		Pa last	91		P.A. Now (θ)	91°
Sep first	14.1		Sep last	15.2		Sep. Now (ρ)	15.2"
Mag pri	12.16		Mag sec	12.70		delta mag (ΔM)	0.54		Spectral class
Pri motion ra	-011		Sec motion ra	+002
Pri motion dec	-002		Sec motion dec	-007
Notes

rPM=1.246 This double is not physical.

Precise pa	91		Precise sep	15.228		Constellation	Cassiopeia		Tycho2	3696-02297-1
Gaia DR2	506287102720226432

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01566+5850	STI1722		1999	4	91	15.0	12.16	12.70		D	015633.92+585048.3
01566+5850	STI1722		2003	5	91	15.2	12.16	12.70		D	015633.92+585048.3
01566+5850	STI1722		2012	6	91	15.2	12.16	12.70			015633.92+585048.3
01566+5850	STI1722		2015	8	91	15.2	12.16	12.70			015633.92+585048.3

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