20140+3633 SEI1028

 
 
20h 13m 59.02s +36 32' 37.9" P.A. 177 sep 13.3 mag 9.27,10.51 Sp B0.5p
 
 
Coord 2000
20140+3633
Discov num
SEI1028
Comp
Coord arcsec 2000
20 13 59.02 +36 32 37.9
Date first
1896
Date last
2015
Obs
19
Pa first
177
Pa last
177
P.A. Now (θ)
177°
Sep first
13.7
Sep last
13.3
Sep. Now (ρ)
13.3"
Mag pri
9.27
Mag sec
10.51
delta mag (ΔM)
1.24
Spectral class
B0.5p (blue-white)
Pri motion ra
-004
Sec motion ra
-003
Pri motion dec
-009
Sec motion dec
-010
Notes
rPM=0.135 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
176.9
Precise sep
13.253
Constellation
Cygnus
SAO
69648
Tycho2
2683-00664-1
Gaia DR2
24246708480
HD
228450
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20140+3633 SEI1028 2004 11 178 13.3 9.27 10.51 B0.5p D 201359.02+363237.9
20140+3633 SEI1028 2011 12 177 13.3 9.27 10.51 B0.5p D 201359.02+363237.9
20140+3633 SEI1028 2015 15 177 13.3 9.27 10.51 B0.5p 201359.02+363237.9

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