20311+3253 SKF 2393
20h 31m 07.58s +32° 52' 54.5" P.A. 330.00 sep 3.5 mag 10.70,15.00 Sp OB
Coord 2000 |
20311+3253 |
|
Discov num |
SKF2393 |
|
Comp |
|
|
Coord arcsec 2000 |
20 31 07.58 +32 52 54.5 |
|
Date first |
1999 |
|
Date last |
2015 |
|
Obs |
3 |
|
Pa first |
335 |
|
Pa last |
330.4 |
|
P.A. Now (θ) |
330.4° |
|
Sep first |
3.3 |
|
Sep last |
3.47 |
|
Sep. Now (ρ) |
3.47" |
|
Mag pri |
10.70 |
|
Mag sec |
15.00 |
|
delta mag (ΔM) |
4.3 |
|
Spectral class |
OB (blue) |
|
Pri motion ra |
+012 |
|
Sec motion ra |
|
|
Pri motion dec |
+004 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2689-01176-1 |
|
Gaia DR2 |
1863697673959180800 |
|