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
Constellation
Leo
Gaia DR2
628998132298180096
 
 
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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