20272+3948 SEI1127

 
 
20h 27m 15.44s +39 48' 24.0" P.A. 117 sep 26.3 mag 11.44,11.71
 
 
Coord 2000
20272+3948
Discov num
SEI1127
Comp
Coord arcsec 2000
20 27 15.44 +39 48 24.0
Date first
1892
Date last
2015
Obs
12
Pa first
114
Pa last
117
P.A. Now (θ)
117°
Sep first
27.0
Sep last
26.3
Sep. Now (ρ)
26.3"
Mag pri
11.44
Mag sec
11.71
delta mag (ΔM)
0.27
Spectral class
Pri motion ra
+000
Sec motion ra
-007
Pri motion dec
-004
Sec motion dec
-013
Notes
rPM=0.772
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
116.5
Precise sep
26.332
Constellation
Cygnus
SAO
70052
Tycho2
3156-01049-1
Gaia DR2
62531800960
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20272+3948 SEI1127 1998 5 116 26.4 11.51 12.52 D 202715.44+394824.0
20272+3948 SEI1127 2002 6 116 26.4 11.51 12.52 D 202715.44+394824.0
20272+3948 SEI1127 2010 7 116 26.5 11.44 11.71 202715.44+394824.0
20272+3948 SEI1127 2015 8 116 26.3 11.44 11.71 202715.44+394824.0

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