02190+5930 STI1843

Coord 2000	02190+5930		Discov num	STI1843		Comp			Coord arcsec 2000	02 19 01.72 +59 29 15.7
Date first	1904		Date last	2015		Obs	10
Pa first	43		Pa last	37		P.A. Now (θ)	37°
Sep first	8.9		Sep last	7.1		Sep. Now (ρ)	7.1"
Mag pri	11.30		Mag sec	11.90		delta mag (ΔM)	0.6		Spectral class	A0 (white)
Pri motion ra	+017		Sec motion ra	+001
Pri motion dec	-015		Sec motion dec	-012
Notes

rPM=0.718 Nature of this double is uncertain.

Precise pa	36.9		Precise sep	7.14		Constellation	Cassiopeia		Tycho2	3698-00105-1
Gaia DR2	7042709248

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
02190+5930	STI1843		1999	6	39	7.3	11.30	11.90		D	021901.72+592915.7
02190+5930	STI1843		2003	7	38	7.3	11.30	11.90		D	021901.72+592915.7
02190+5930	STI1843		2012	8	38	7.2	11.30	11.90	A0		021901.72+592915.7
02190+5930	STI1843		2015	9	37	7.1	11.30	11.90	A0		021901.72+592915.7

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