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19497+2224
BKO 987

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

19497+2224 BKO 987

19^h 49^m 43.78^s +22° 24' 10.2" P.A. 110.00 sep 7.1 mag 13.80,14.40

Coord 2000	19497+2224		Discov num	BKO 987		Comp			Coord arcsec 2000	19 49 43.78 +22 24 10.2
Date first	2000		Date last	2015		Obs	4
Pa first	109		Pa last	110		P.A. Now (θ)	110°
Sep first	7.1		Sep last	7.1		Sep. Now (ρ)	7.1"
Mag pri	13.80		Mag sec	14.40		delta mag (ΔM)	0.6		Spectral class
Pri motion ra	-013		Sec motion ra	+085
Pri motion dec	+003		Sec motion dec	-044
Notes

rPM=1.136

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa

110.3

Precise sep

7.05

Constellation

Vulpecula

Gaia DR2

1827608678713418752

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19497+2224	BKO 987		2008	2	109	7.1	13.80	14.40			194943.78+222410.2
19497+2224	BKO 987		2015	4	110	7.1	13.80	14.40			194943.78+222410.2

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