21273+2917 TDT 2976
21h 27m 17.86s +29° 16' 56.9" P.A. 275.00 sep 0.6 mag 10.89,11.03
| Coord 2000 |
21273+2917 |
|
Discov num |
TDT2976 |
|
Comp |
|
|
Coord arcsec 2000 |
21 27 17.86 +29 16 56.9 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
275 |
|
Pa last |
275.2 |
|
P.A. Now (θ) |
275.2° |
|
| Sep first |
0.6 |
|
Sep last |
0.55 |
|
Sep. Now (ρ) |
0.55" |
|
| Mag pri |
10.89 |
|
Mag sec |
11.03 |
|
delta mag (ΔM) |
0.14 |
|
Spectral class |
|
|
| Pri motion ra |
+018 |
|
Sec motion ra |
+018 |
|
| Pri motion dec |
+013 |
|
Sec motion dec |
+013 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2199-01547-1 |
|
Gaia DR2 |
1849934739005569408 |
|
