20081+3155 SEI 905

 
 
20h 08m 24.88s +31 58' 18.1" P.A. 105 sep 12.9 mag 12.53,12.53
 
 
Coord 2000
20081+3155
Discov num
SEI 905
Comp
Coord arcsec 2000
20 08 24.88 +31 58 18.1
Date first
1893
Date last
2015
Obs
5
Pa first
95
Pa last
105
P.A. Now (θ)
105°
Sep first
18.1
Sep last
12.9
Sep. Now (ρ)
12.9"
Mag pri
12.53
Mag sec
12.53
delta mag (ΔM)
0
Spectral class
Pri motion ra
-032
Sec motion ra
+048
Pri motion dec
+001
Sec motion dec
-020
Notes
B (Blue magnitudes)
rPM=1.591
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
104.9
Precise sep
12.902
Constellation
Cygnus
Gaia DR2
91847609728
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20081+3155 SEI 905 1893 1 95 18.1 12.53 12.53 NX B 200806.21+315526.6
20081+3155 SEI 905 2000 3 105 12.8 12.53 12.53 B 200824.88+315818.1
20081+3155 SEI 905 2002 4 105 12.9 12.53 12.53 B 200824.88+315818.1
20081+3155 SEI 905 2015 4 105 12.9 12.53 12.53 B 200824.88+315818.1

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