00186+5452 ES  612

Coord 2000	00186+5452		Discov num	ES  612		Comp			Coord arcsec 2000	00 18 38.62 +54 52 44.3
Date first	1908		Date last	2011		Obs	6
Pa first	266		Pa last	265		P.A. Now (θ)	265°
Sep first	2.9		Sep last	2.9		Sep. Now (ρ)	2.9"
Mag pri	10.86		Mag sec	11.10		delta mag (ΔM)	0.24		Spectral class	F (yellow-white)
Pri motion ra	+015		Sec motion ra
Pri motion dec	-003		Sec motion dec
Notes

Nature of this double is uncertain.

Constellation	Cassiopeia		SAO	21289		Tycho2	3657-01855-1		HD	232154
last precise pa	264.9		last precise sep	2.88

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00186+5452	ES 612		1993	4	267	3.2	10.86	11.10			001838.62+545244.3
00186+5452	ES 612		2011	5	265	2.8	10.86	11.10	F		001838.62+545244.3

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