01182+5742 STI1556

Coord 2000	01182+5742		Discov num	STI1556		Comp			Coord arcsec 2000	01 18 15.10 +57 41 09.8
Date first	1914		Date last	2015		Obs	22
Pa first	21		Pa last	3		P.A. Now (θ)	3°
Sep first	11.5		Sep last	10.4		Sep. Now (ρ)	10.4"
Mag pri	12.50		Mag sec	12.60		delta mag (ΔM)	0.1		Spectral class
Pri motion ra	+008		Sec motion ra	-033
Pri motion dec	-014		Sec motion dec	-018
Notes	L (Linear solution)

Visually invisible, K-band or other infrared star rPM=1.096 This double is not physical.

Precise pa	2.8		Precise sep	10.43		Constellation	Cassiopeia		SAO	22164
Tycho2	3677-01010-1		Gaia DR2	2731427712		HD	236687

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01182+5742	STI1556		1999	5	6	10.6	12.50	12.60		D	011815.10+574109.8
01182+5742	STI1556		2010	6	4	10.6	12.50	12.60		UD	011815.10+574109.8
01182+5742	STI1556		2015	6	3	10.4	12.50	12.60		L	011815.10+574109.8

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