10177+2621 CVR 556

 
 
10h 17m 39.51s +26 20' 53.8" P.A. 52 sep 7.5 mag 17.30,18.60 Sp M3+M4
 
 
Coord 2000
10177+2621
Discov num
CVR 556
Comp
Coord arcsec 2000
10 17 39.51 +26 20 53.8
Date first
1998
Date last
2010
Obs
3
Pa first
52
Pa last
52
P.A. Now (θ)
52°
Sep first
7.5
Sep last
7.5
Sep. Now (ρ)
7.5"
Mag pri
17.30
Mag sec
18.60
delta mag (ΔM)
1.3
Spectral class
M3+M4 (red/red)
Pri motion ra
-028
Sec motion ra
-029
Pri motion dec
-036
Sec motion dec
-033
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.069 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
52.2
Precise sep
7.51
Constellation
Leo
last precise pa
52.2
last precise sep
7.51
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10177+2621 CVR 556 2004 1 52 7.5 17.30 18.60 M3+M4 V R 101739.95+262058.5
10177+2621 CVR 556 2010 3 52 7.5 17.30 18.60 M3+M4 V R 101739.51+262053.8

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