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20300+3222
COU1960

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

20300+3222 COU1960

20^h 30^m 02.99^s +32° 22' 05.1" P.A. 217.00 sep 0.9 mag 10.19,10.63 Sp F5

Coord 2000	20300+3222		Discov num	COU1960		Comp			Coord arcsec 2000	20 30 02.99 +32 22 05.1
Date first	1980		Date last	2016		Obs	11
Pa first	222		Pa last	217		P.A. Now (θ)	217°
Sep first	0.9		Sep last	0.9		Sep. Now (ρ)	0.9"
Mag pri	10.19		Mag sec	10.63		delta mag (ΔM)	0.44		Spectral class	F5 (yellow-white)
Pri motion ra	+026		Sec motion ra	+026
Pri motion dec	+009		Sec motion dec	+009
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	217.3		Precise sep	0.89		Constellation	Cygnus		Tycho2	2689-01597-1
Gaia DR2	1863655411479362944

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20300+3222	COU1960		1997	7	216	1.0	10.19	10.63	F5		203002.99+322205.1
20300+3222	COU1960		2006	8	216	0.9	10.19	10.63	F5		203002.99+322205.1
20300+3222	COU1960		2016	9	217	0.9	10.19	10.63	F5		203002.99+322205.1

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