17473+5218 CVR 863

 
 
17h 47m 19.92s +52 18' 20.3" P.A. 178 sep 7.9 mag 17.70,20.20 Sp M3+M6
 
 
Coord 2000
17473+5218
Discov num
CVR 863
Comp
Coord arcsec 2000
17 47 19.92 +52 18 20.3
Date first
2000
Date last
2010
Obs
3
Pa first
178
Pa last
178
P.A. Now (θ)
178°
Sep first
8.1
Sep last
7.9
Sep. Now (ρ)
7.9"
Mag pri
17.70
Mag sec
20.20
delta mag (ΔM)
2.5
Spectral class
M3+M6 (red/red)
Pri motion ra
-017
Sec motion ra
-023
Pri motion dec
+037
Sec motion dec
+037
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.138 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
177.8
Precise sep
7.9
Cdsa2 id
CVR 863
Constellation
Draco
Ra deg
17.788866666666667
De deg
52.305638888888886
last precise pa
177.8
last precise sep
7.9
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17473+5218 CVR 863 2001 1 178 8.0 17.70 20.20 M3+M6 V R 174719.95+521812.4
17473+5218 CVR 863 2010 3 177 7.8 17.70 20.20 M3+M6 V R 174719.92+521820.3

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