You're not logged.

Login

About to create a great list of doubles? Share it with other users!
Create your account here

Search

Actions

Advanced Search
Go to Simbad
New report
New measure
Login

Computed Lists

Populars
Latest Populars
Doubles in session

Current system

19512+2253
BKO1002

Selections

Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

19512+2253 BKO1002

19^h 51^m 10.39^s +22° 52' 46.5" P.A. 145.00 sep 6.4 mag 11.60,15.10

Coord 2000	19512+2253		Discov num	BKO1002		Comp			Coord arcsec 2000	19 51 10.39 +22 52 46.5
Date first	2000		Date last	2015		Obs	12
Pa first	146		Pa last	145		P.A. Now (θ)	145°
Sep first	6.4		Sep last	6.4		Sep. Now (ρ)	6.4"
Mag pri	11.60		Mag sec	15.10		delta mag (ΔM)	3.5		Spectral class
Pri motion ra	-031		Sec motion ra	-293
Pri motion dec	+053		Sec motion dec	+121
Notes

rPM=0.854

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa

145.3

Precise sep

6.431

Constellation

Hydra

Gaia DR2

1828002093371858432

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19512+2253	BKO1002		2008	2	146	6.5	11.60	15.10			195110.39+225246.5
19512+2253	BKO1002		2015	4	145	6.4	11.60	15.10			195110.39+225246.5

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