21173+5011 TDT 2885
21h 17m 16.30s +50° 10' 38.9" P.A. 13.00 sep 1.5 mag 11.22,11.82
| Coord 2000 |
21173+5011 |
|
Discov num |
TDT2885 |
|
Comp |
|
|
Coord arcsec 2000 |
21 17 16.30 +50 10 38.9 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
13 |
|
Pa last |
12.8 |
|
P.A. Now (θ) |
12.8° |
|
| Sep first |
1.5 |
|
Sep last |
1.45 |
|
Sep. Now (ρ) |
1.45" |
|
| Mag pri |
11.22 |
|
Mag sec |
11.82 |
|
delta mag (ΔM) |
0.6 |
|
Spectral class |
|
|
| Pri motion ra |
-001 |
|
Sec motion ra |
|
|
| Pri motion dec |
-002 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3597-00860-1 |
|
Gaia DR2 |
2165930124522669440 |
|
