21477+5942 PET  11

 
 
21h 47m 39.78s +59 42' 01.3" P.A. 194 sep 0.1 mag 7.20,9.30 Sp O9.7IV
 
 
Coord 2000
21477+5942
Discov num
PET  11
Comp
Coord arcsec 2000
21 47 39.78 +59 42 01.3
Date first
2007
Date last
2007
Obs
1
Pa first
194
Pa last
194
P.A. Now (θ)
194°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
7.20
Mag sec
9.30
delta mag (ΔM)
2.1
Spectral class
O9.7IV (blue)
Pri motion ra
-002
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
194
Precise sep
0.07
Constellation
Cepheus
last precise pa
194
last precise sep
0.07
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21477+5942 PET 11 2007 1 194 0.1 7.30   O9.7IV N 214739.78+594201.3

If you need more information about this double, apply for a data request form to the WDS.