20328+4000 SEI1161

 
 
20h 32m 42.35s +40 00' 43.9" P.A. 280.00 sep 7.4 mag 10.44,10.90
 
 
Coord 2000
20328+4000
Discov num
SEI1161
Comp
Coord arcsec 2000
20 32 42.35 +40 00 43.9
Date first
1892
Date last
2015
Obs
12
Pa first
277
Pa last
280
P.A. Now (θ)
280°
Sep first
9.0
Sep last
7.4
Sep. Now (ρ)
7.4"
Mag pri
10.44
Mag sec
10.90
delta mag (ΔM)
0.46
Spectral class
Pri motion ra
-011
Sec motion ra
-014
Pri motion dec
-001
Sec motion dec
+004
Notes
rPM=0.4
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
280
Precise sep
7.4
Constellation
Cygnus
SAO
70176
Tycho2
3157-01367-1
Gaia DR2
93491844864
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20328+4000 SEI1161 1998 4 280 7.8 10.44 10.90 D 203242.35+400043.9
20328+4000 SEI1161 2002 5 278 7.6 10.44 10.90 D 203242.35+400043.9
20328+4000 SEI1161 2015 6 280 7.4 10.44 10.90 203242.35+400043.9

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