20208-0745 SCJ  25

 
 
20h 20m 47.22s -07 44' 39.4" P.A. 216 sep 2.8 mag 8.65,9.58 Sp G0 dist. 197.63 pc (644.67 l.y.)
 
 
Coord 2000
20208-0745
Discov num
SCJ  25
Comp
Coord arcsec 2000
20 20 47.22 -07 44 39.4
Date first
1875
Date last
2017
Obs
40
Pa first
220
Pa last
216
P.A. Now (θ)
216°
Sep first
2.7
Sep last
2.8
Sep. Now (ρ)
2.8"
Mag pri
8.65
Mag sec
9.58
delta mag (ΔM)
0.93
Spectral class
G0 (yellow)
Pri motion ra
+014
Sec motion ra
+006
Pri motion dec
+008
Sec motion dec
-003
Notes
rPM=0.844
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
215.9
Precise sep
2.788
Constellation
Aquila
HIP
100326
Tycho2
5741-00062-1
Gaia DR2
30385824896
HD
193493
BD
BD-08 5323
Distance
197.63
Distance ly
644.67
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20208-0745 SCJ 25 1997 38 216 2.8 8.65 9.58 G0 202047.22-074439.4
20208-0745 SCJ 25 2011 41 215 2.7 8.65 9.58 G0 202047.22-074439.4
20208-0745 SCJ 25 2016 37 216 2.8 8.65 9.58 G0 202047.22-074439.4
20208-0745 SCJ 25 2017 39 216 2.8 8.65 9.58 G0 202047.22-074439.4

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