10174+2156 CVR 554

 
 
10h 17m 22.78s +21 56' 01.7" P.A. 233 sep 19.9 mag 14.70,17.90 Sp M1+M4
 
 
Coord 2000
10174+2156
Discov num
CVR 554
Comp
Coord arcsec 2000
10 17 22.78 +21 56 01.7
Date first
1998
Date last
2010
Obs
3
Pa first
233
Pa last
233
P.A. Now (θ)
233°
Sep first
19.8
Sep last
19.9
Sep. Now (ρ)
19.9"
Mag pri
14.70
Mag sec
17.90
delta mag (ΔM)
3.2
Spectral class
M1+M4 (red/red)
Pri motion ra
-002
Sec motion ra
+001
Pri motion dec
-046
Sec motion dec
-045
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
232.8
Precise sep
19.86
Cdsa2 id
CVR 554
Constellation
Leo
Ra deg
10.28966111111111
De deg
21.933805555555555
last precise pa
232.8
last precise sep
19.86
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10174+2156 CVR 554 2005 1 233 19.9 14.70 17.90 M1+M4 V R 101721.65+215549.8
10174+2156 CVR 554 2010 3 233 19.8 14.70 17.90 M1+M4 V R 101722.78+215601.7

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