20108+3320 SEI 952

 
 
20h 10m 38.78s +33 12' 56.5" P.A. 194 sep 5.9 mag 12.82,13.02
 
 
Coord 2000
20108+3320
Discov num
SEI 952
Comp
Coord arcsec 2000
20 10 38.78 +33 12 56.5
Date first
1893
Date last
2018
Obs
10
Pa first
189
Pa last
194
P.A. Now (θ)
194°
Sep first
3.2
Sep last
5.9
Sep. Now (ρ)
5.9"
Mag pri
12.82
Mag sec
13.02
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
+015
Sec motion ra
+002
Pri motion dec
-041
Sec motion dec
-024
Notes
N B (See Notes, Blue magnitudes)
rPM=0.49
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
194.3
Precise sep
5.857
Constellation
Cygnus
SAO
69558
Gaia DR2
65005680384
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20108+3320 SEI 952 1998 3 191 6.4 12.82 13.02 N DB 201038.78+331256.5
20108+3320 SEI 952 2002 4 192 6.3 12.82 13.02 N DB 201038.78+331256.5
20108+3320 SEI 952 2015 5 194 6.0 12.82 13.02 N B 201038.78+331256.5

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