21080+4500 TDT 2774
21h 08m 02.59s +45° 00' 07.4" P.A. 173.00 sep 1.8 mag 11.53,11.91
| Coord 2000 |
21080+4500 |
|
Discov num |
TDT2774 |
|
Comp |
|
|
Coord arcsec 2000 |
21 08 02.59 +45 00 07.4 |
|
| Date first |
1991 |
|
Date last |
2016 |
|
Obs |
3 |
|
| Pa first |
176 |
|
Pa last |
172.8 |
|
P.A. Now (θ) |
172.8° |
|
| Sep first |
2.1 |
|
Sep last |
1.816 |
|
Sep. Now (ρ) |
1.816" |
|
| Mag pri |
11.53 |
|
Mag sec |
11.91 |
|
delta mag (ΔM) |
0.38 |
|
Spectral class |
|
|
| Pri motion ra |
-016 |
|
Sec motion ra |
-016 |
|
| Pri motion dec |
+003 |
|
Sec motion dec |
+003 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3588-11871-1 |
|
Gaia DR2 |
2162516037839187200 |
|
