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20244+2417
COU 125

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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20244+2417 COU 125

20^h 24^m 25.79^s +24° 16' 39.4" P.A. 117.00 sep 0.4 mag 7.27,8.92 Sp G0 dist. 176.68 pc (576.33 l.y.)

Coord 2000	20244+2417		Discov num	COU 125		Comp			Coord arcsec 2000	20 24 25.79 +24 16 39.4
Date first	1966		Date last	2007		Obs	27
Pa first	115		Pa last	117		P.A. Now (θ)	117°
Sep first	0.4		Sep last	0.4		Sep. Now (ρ)	0.4"
Mag pri	7.27		Mag sec	8.92		delta mag (ΔM)	1.65		Spectral class	G0 (yellow)
Pri motion ra	+015		Sec motion ra	+015
Pri motion dec	+005		Sec motion dec	+005
Notes	N (See Notes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	116.5		Precise sep	0.354		Constellation	Vulpecula		SAO	88631
HIP	100643		Tycho2	2156-01015-1		Gaia DR2	1831991366384572672		HD	194359
BD	BD+23 4004		Distance	176.68		Distance ly	576.33

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20244+2417	COU 125		1998	28	117	0.4	7.27	8.92	G0	N D	202425.79+241639.4
20244+2417	COU 125		2007	29	117	0.4	7.27	8.92	G0	N D	202425.79+241639.4

If you need more information about this double, apply for a data request form to the WDS.