21453+3853 TDT 3139
21h 45m 19.18s +38° 53' 25.4" P.A. 65.00 sep 0.5 mag 11.31,11.98 Sp F2V
| Coord 2000 |
21453+3853 |
|
Discov num |
TDT3139 |
|
Comp |
|
|
Coord arcsec 2000 |
21 45 19.18 +38 53 25.4 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
65 |
|
Pa last |
64.9 |
|
P.A. Now (θ) |
64.9° |
|
| Sep first |
0.5 |
|
Sep last |
0.5 |
|
Sep. Now (ρ) |
0.5" |
|
| Mag pri |
11.31 |
|
Mag sec |
11.98 |
|
delta mag (ΔM) |
0.67 |
|
Spectral class |
F2V (yellow-white) |
|
| Pri motion ra |
+014 |
|
Sec motion ra |
+014 |
|
| Pri motion dec |
+001 |
|
Sec motion dec |
+001 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3184-01340-1 |
|
Gaia DR2 |
1954003209636383488 |
|
