20108+3552 SEI 954

 
 
20h 10m 45.56s +35 51' 38.1" P.A. 314 sep 4.8 mag 10.20,11.40
 
 
Coord 2000
20108+3552
Discov num
SEI 954
Comp
Coord arcsec 2000
20 10 45.56 +35 51 38.1
Date first
1896
Date last
2015
Obs
10
Pa first
311
Pa last
314
P.A. Now (θ)
314°
Sep first
4.8
Sep last
4.8
Sep. Now (ρ)
4.8"
Mag pri
10.20
Mag sec
11.40
delta mag (ΔM)
1.2
Spectral class
Pri motion ra
+000
Sec motion ra
-003
Pri motion dec
-002
Sec motion dec
-007
Notes
rPM=0.766
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
313.6
Precise sep
4.766
Constellation
Cygnus
SAO
69556
Tycho2
2683-02622-1
Gaia DR2
43166392064
HD
228118
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20108+3552 SEI 954 2003 8 314 4.7 10.20 11.40 D 201045.56+355138.1
20108+3552 SEI 954 2015 10 314 4.8 10.20 11.40 201045.56+355138.1

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