20311+4203 CAN   2

 
 
20h 31m 08.38s +42 02' 42.3" P.A. 276 sep 0.4 mag 11.80,15.00 Sp O9.7II
 
 
Coord 2000
20311+4203
Discov num
CAN   2
Comp
Coord arcsec 2000
20 31 08.38 +42 02 42.3
Date first
2006
Date last
2006
Obs
1
Pa first
276
Pa last
276
P.A. Now (θ)
276°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
11.80
Mag sec
15.00
delta mag (ΔM)
3.2
Spectral class
O9.7II (blue)
Pri motion ra
-003
Sec motion ra
Pri motion dec
-001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
276.1
Precise sep
0.357
Constellation
Cygnus
last precise pa
276.1
last precise sep
0.357
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20311+4203 CAN 2 2006 1 276 0.4 11.80 15.00 O9.7II 203108.38+420242.3

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