23096+0045 GAU 20 AB

Coord 2000	23096+0045		Discov num	GAU  20		Comp	AB		Coord arcsec 2000	23 09 32.94 +00 42 39.7
Date first	1920		Date last	1920		Obs	1
Pa first	19		Pa last	18.8		P.A. Now (θ)	18.8°
Sep first	9.3		Sep last	9.3		Sep. Now (ρ)	9.3"
Mag pri	9.83		Mag sec	10.60		delta mag (ΔM)	0.77		Spectral class	G2 (yellow)
Pri motion ra	-029		Sec motion ra
Pri motion dec	-130		Sec motion dec
Notes	N X P (See Notes, Dubious double, 100-year proper motion)

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			23 09 33 +00 42 40	RAS 13 Aa,Ab	2007	3	38	0.4	9.80
Show			23 09 33 +00 42 40	GAU 20 AB	1920	1	19	9.3	9.83	10.60	0.77		<===
Show			23 09 33 +00 42 40	LMP 23 AB,C	2018	8	85	233.9	9.83	10.64	0.81

Quintuple system
4 estimated visually detectable stars in this system

Constellation

Pisces

discov_num	notes	refcode
GAU 20	ZoSe 13964-13965. Proper motion -210 -1270.
	We do not confirm it using our data and images from the Digitized Sky
	Surveys	Oso2004

refcode	metd	author	reference
Oso2004	C j	Zapatero Osorio, M.R. & Martin, E.L.	2004A&A...419..167Z
Oso2004	+Pa	A&A 419, 167, 2004

idgroup	discov	author
1	GAU	Gauchet, P.L.
14	LMP	Lampens, P. & Strigachev, A.
34	RAS	Rastegaev, D.A., Balega, Yu.Yu., & Malogolovets, E.V.

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
23096+0045	GAU 20	AB	1920	1	19	9.3	10.40	11.20	G2	NX P	230933.40+004311.0

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS