10531+3812 ES 1640

 
 
10h 53m 05.03s +38 13' 33.7" P.A. 233 sep 3.1 mag 10.50,11.30
 
 
Coord 2000
10531+3812
Discov num
ES 1640
Comp
Coord arcsec 2000
10 53 05.03 +38 13 33.7
Date first
1917
Date last
2008
Obs
7
Pa first
229
Pa last
233
P.A. Now (θ)
233°
Sep first
2.8
Sep last
3.1
Sep. Now (ρ)
3.1"
Mag pri
10.50
Mag sec
11.30
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
+032
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
R (Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
232.6
Precise sep
3.08
Constellation
Leo Minor
last precise pa
232.6
last precise sep
3.08
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10531+3812 ES 1640 1944 5 231 3.4 12.32 12.55 B 105305.04+381337.1
10531+3812 ES 1640 2008 6 233 3.1 12.32 12.55 B 105305.04+381337.1

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