20126+3614 SEI1003

 
 
20h 12m 30.79s +36 13' 51.7" P.A. 282 sep 23.4 mag 10.95,11.84 Sp B5
 
 
Coord 2000
20126+3614
Discov num
SEI1003
Comp
Coord arcsec 2000
20 12 30.79 +36 13 51.7
Date first
1896
Date last
2015
Obs
14
Pa first
291
Pa last
282
P.A. Now (θ)
282°
Sep first
23.0
Sep last
23.4
Sep. Now (ρ)
23.4"
Mag pri
10.95
Mag sec
11.84
delta mag (ΔM)
0.89
Spectral class
B5 (blue-white)
Pri motion ra
-002
Sec motion ra
-015
Pri motion dec
-007
Sec motion dec
-032
Notes
rPM=0.797
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
282
Precise sep
23.395
Constellation
Cygnus
Tycho2
2683-00912-1
Gaia DR2
77296635776
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20126+3614 SEI1003 1998 7 283 23.3 10.95 11.78 D 201230.79+361351.7
20126+3614 SEI1003 2002 8 283 23.3 10.95 11.78 D 201230.79+361351.7
20126+3614 SEI1003 2010 9 283 23.3 10.95 11.84 B5 201230.79+361351.7
20126+3614 SEI1003 2015 10 282 23.4 10.95 11.84 B5 201230.79+361351.7

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