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Doubles in session

Current system

19526+2243
BKO1033

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

19526+2243 BKO1033

19^h 52^m 37.47^s +22° 43' 25.2" P.A. 143.00 sep 9.5 mag 13.10,14.80

Coord 2000	19526+2243		Discov num	BKO1033		Comp			Coord arcsec 2000	19 52 37.47 +22 43 25.2
Date first	2000		Date last	2015		Obs	4
Pa first	145		Pa last	143		P.A. Now (θ)	143°
Sep first	9.7		Sep last	9.5		Sep. Now (ρ)	9.5"
Mag pri	13.10		Mag sec	14.80		delta mag (ΔM)	1.7		Spectral class
Pri motion ra	-011		Sec motion ra	+043
Pri motion dec	+031		Sec motion dec	-037
Notes

rPM=1.531

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa

143

Precise sep

9.542

Constellation

Vulpecula

Gaia DR2

1828004670355249664

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19526+2243	BKO1033		2008	2	144	9.6	13.10	14.80			195237.47+224325.2
19526+2243	BKO1033		2015	4	143	9.5	13.10	14.80			195237.47+224325.2

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