00553+2310 HDS 122 (GP And)

Coord 2000	00553+2310		Discov num	HDS 122		Comp			Coord arcsec 2000	00 55 18.15 +23 09 49.4
Date first	1991		Date last	2010		Obs	7
Pa first	110		Pa last	109		P.A. Now (θ)	109°
Sep first	11.1		Sep last	11.1		Sep. Now (ρ)	11.1"
Mag pri	10.81		Mag sec	12.53		delta mag (ΔM)	1.72		Spectral class	A3 (white)
Pri motion ra	+027		Sec motion ra	+032
Pri motion dec	+001		Sec motion dec	-005
Notes

rPM=0.241 (< 0.3, Physical double) This double is physical.

Precise pa	109.3		Precise sep	11.08		Var name	GP And		Constellation	Andromeda
HIP	4322		Tycho2	1739-01526-1		Distance	94.07		Distance ly	306.86
last precise pa	109.3		last precise sep	11.08

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00553+2310	HDS 122		1998	4	109	11.0	10.81	12.53	A3	D	005518.15+230949.4
00553+2310	HDS 122		2003	5	110	11.1	10.81	12.53	A3	D	005518.15+230949.4
00553+2310	HDS 122		2010	7	109	10.6	10.81	12.53	A3		005518.15+230949.4

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