20561+7052 TDT 2640
20h 56m 07.81s +70° 51' 50.8" P.A. 318.00 sep 0.7 mag 11.23,11.56
| Coord 2000 |
20561+7052 |
|
Discov num |
TDT2640 |
|
Comp |
|
|
Coord arcsec 2000 |
20 56 07.81 +70 51 50.8 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
318 |
|
Pa last |
318.1 |
|
P.A. Now (θ) |
318.1° |
|
| Sep first |
0.7 |
|
Sep last |
0.73 |
|
Sep. Now (ρ) |
0.73" |
|
| Mag pri |
11.23 |
|
Mag sec |
11.56 |
|
delta mag (ΔM) |
0.33 |
|
Spectral class |
|
|
| Pri motion ra |
-010 |
|
Sec motion ra |
-010 |
|
| Pri motion dec |
+002 |
|
Sec motion dec |
+002 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Tycho2 |
4464-00769-1 |
|
Gaia DR2 |
2271840066666326016 |
|
