21311+6521 TDT 3005
21h 31m 03.42s +65° 20' 35.6" P.A. 253.00 sep 0.4 mag 11.20,11.23
| Coord 2000 |
21311+6521 |
|
Discov num |
TDT3005 |
|
Comp |
|
|
Coord arcsec 2000 |
21 31 03.42 +65 20 35.6 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
253 |
|
Pa last |
253.3 |
|
P.A. Now (θ) |
253.3° |
|
| Sep first |
0.4 |
|
Sep last |
0.43 |
|
Sep. Now (ρ) |
0.43" |
|
| Mag pri |
11.20 |
|
Mag sec |
11.23 |
|
delta mag (ΔM) |
0.03 |
|
Spectral class |
|
|
| Pri motion ra |
-007 |
|
Sec motion ra |
-007 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-007 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Tycho2 |
4257-00894-1 |
|
Gaia DR2 |
2220861794157818112 |
|
