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Doubles in session

Current system

10296+4700
LDS3991

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

10296+4700 LDS3991

10^h 29^m 32.27^s +47° 01' 10.4" P.A. 176.00 sep 15.4 mag 12.77,17.50

Coord 2000	10296+4700		Discov num	LDS3991		Comp			Coord arcsec 2000	10 29 32.27 +47 01 10.4
Date first	1960		Date last	2015		Obs	10
Pa first	174		Pa last	176		P.A. Now (θ)	176°
Sep first	15.0		Sep last	15.4		Sep. Now (ρ)	15.4"
Mag pri	12.77		Mag sec	17.50		delta mag (ΔM)	4.73		Spectral class
Pri motion ra	-237		Sec motion ra	-237
Pri motion dec	+008		Sec motion dec	+005
Notes

rPM=0.013 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa

175.7

Precise sep

15.398

Constellation

Ursa Major

Gaia DR2

833623881952521344

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
10296+4700	LDS3991		2000	4	176	15.4	12.77	17.50		D	102932.27+470110.4
10296+4700	LDS3991		2010	5	176	15.0	12.77	17.50			102932.27+470110.4
10296+4700	LDS3991		2015	6	176	15.4	12.77	17.50			102932.27+470110.4

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