21458+2954 TDT 3146
21h 45m 48.11s +29° 53' 42.6" P.A. 359.00 sep 2.5 mag 11.16,12.96
| Coord 2000 |
21458+2954 |
|
Discov num |
TDT3146 |
|
Comp |
|
|
Coord arcsec 2000 |
21 45 48.11 +29 53 42.6 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
359 |
|
Pa last |
359.2 |
|
P.A. Now (θ) |
359.2° |
|
| Sep first |
2.5 |
|
Sep last |
2.45 |
|
Sep. Now (ρ) |
2.45" |
|
| Mag pri |
11.16 |
|
Mag sec |
12.96 |
|
delta mag (ΔM) |
1.8 |
|
Spectral class |
|
|
| Pri motion ra |
+013 |
|
Sec motion ra |
+013 |
|
| Pri motion dec |
-014 |
|
Sec motion dec |
-014 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2201-01963-1 |
|
Gaia DR2 |
1897511401709585024 |
|
