21074+3038 TDT 2767
21h 07m 24.28s +30° 37' 49.3" P.A. 173.00 sep 10.5 mag 10.70,12.40
| Coord 2000 |
21074+3038 |
|
Discov num |
TDT2767 |
|
Comp |
|
|
Coord arcsec 2000 |
21 07 24.28 +30 37 49.3 |
|
| Date first |
1902 |
|
Date last |
2015 |
|
Obs |
12 |
|
| Pa first |
172 |
|
Pa last |
172.5 |
|
P.A. Now (θ) |
172.5° |
|
| Sep first |
10.0 |
|
Sep last |
10.48 |
|
Sep. Now (ρ) |
10.48" |
|
| Mag pri |
10.70 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
1.7 |
|
Spectral class |
|
|
| Pri motion ra |
+000 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-009 |
|
Sec motion dec |
-013 |
|
| Notes |
|
|
rPM=0.375
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2701-03818-1 |
|
Gaia DR2 |
1852575976389034368 |
|
