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20195+2337
POU4367

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

20195+2337 POU4367

20^h 19^m 32.26^s +23° 37' 11.1" P.A. 210.00 sep 11.3 mag 11.45,12.20

Coord 2000	20195+2337		Discov num	POU4367		Comp			Coord arcsec 2000	20 19 32.26 +23 37 11.1
Date first	1894		Date last	2015		Obs	10
Pa first	209		Pa last	210		P.A. Now (θ)	210°
Sep first	11.4		Sep last	11.3		Sep. Now (ρ)	11.3"
Mag pri	11.45		Mag sec	12.20		delta mag (ΔM)	0.75		Spectral class
Pri motion ra	+003		Sec motion ra	+005
Pri motion dec	-002		Sec motion dec	+000
Notes

rPM=0.566

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	209.8		Precise sep	11.347		Constellation	Vulpecula		Tycho2	2155-01161-1
Gaia DR2	1831861624013565056		HD	346260

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20195+2337	POU4367		2000	3	210	11.4	11.45	12.20		D	201932.26+233711.1
20195+2337	POU4367		2008	4	211	11.5	11.45	12.20		D	201932.26+233711.1
20195+2337	POU4367		2010	6	210	11.0	11.45	12.20			201932.26+233711.1
20195+2337	POU4367		2015	10	210	11.3	11.45	12.20			201932.26+233711.1

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