21298+4005 TDT 2995
21h 29m 45.53s +40° 05' 09.3" P.A. 137.00 sep 2.3 mag 12.14,12.68
| Coord 2000 |
21298+4005 |
|
Discov num |
TDT2995 |
|
Comp |
|
|
Coord arcsec 2000 |
21 29 45.53 +40 05 09.3 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
137 |
|
Pa last |
136.8 |
|
P.A. Now (θ) |
136.8° |
|
| Sep first |
2.3 |
|
Sep last |
2.27 |
|
Sep. Now (ρ) |
2.27" |
|
| Mag pri |
12.14 |
|
Mag sec |
12.68 |
|
delta mag (ΔM) |
0.54 |
|
Spectral class |
|
|
| Pri motion ra |
-006 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
-013 |
|
Sec motion dec |
-013 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3186-02247-1 |
|
Gaia DR2 |
1966177277259377792 |
|
