10457+3949 GRV 820

 
 
10h 45m 45.46s +39 49' 03.1" P.A. 39 sep 16.2 mag 11.80,13.00
 
 
Coord 2000
10457+3949
Discov num
GRV 820
Comp
Coord arcsec 2000
10 45 45.46 +39 49 03.1
Date first
1998
Date last
2010
Obs
3
Pa first
39
Pa last
39
P.A. Now (θ)
39°
Sep first
16.2
Sep last
16.2
Sep. Now (ρ)
16.2"
Mag pri
11.80
Mag sec
13.00
delta mag (ΔM)
1.2
Spectral class
Pri motion ra
-019
Sec motion ra
-008
Pri motion dec
-016
Sec motion dec
-020
Notes
rPM=0.471
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
38.6
Precise sep
16.23
Constellation
Ursa Major
Tycho2
3009-00978-1
last precise pa
38.6
last precise sep
16.23
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10457+3949 GRV 820 2000 2 38 16.2 11.80 13.00 D 104545.46+394903.1
10457+3949 GRV 820 2002 3 39 16.2 11.80 13.00 D 104545.46+394903.1
10457+3949 GRV 820 2010 3 39 16.2 11.80 13.00 104545.46+394903.1

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