20318+5128 TDT 2339
20h 31m 45.52s +51° 27' 52.2" P.A. 338.00 sep 1.0 mag 11.34,12.39
| Coord 2000 |
20318+5128 |
|
Discov num |
TDT2339 |
|
Comp |
|
|
Coord arcsec 2000 |
20 31 45.52 +51 27 52.2 |
|
| Date first |
1991 |
|
Date last |
2016 |
|
Obs |
4 |
|
| Pa first |
336 |
|
Pa last |
338.4 |
|
P.A. Now (θ) |
338.4° |
|
| Sep first |
0.9 |
|
Sep last |
0.976 |
|
Sep. Now (ρ) |
0.976" |
|
| Mag pri |
11.34 |
|
Mag sec |
12.39 |
|
delta mag (ΔM) |
1.05 |
|
Spectral class |
|
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-007 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3585-01199-1 |
|
Gaia DR2 |
2181437116821558656 |
|