21413+5728 TDS 1141
21h 41m 18.66s +57° 28' 06.7" P.A. 29.00 sep 0.9 mag 11.49,11.86 Sp F8
Coord 2000 |
21413+5728 |
|
Discov num |
TDS1141 |
|
Comp |
|
|
Coord arcsec 2000 |
21 41 18.66 +57 28 06.7 |
|
Date first |
1991 |
|
Date last |
2016 |
|
Obs |
3 |
|
Pa first |
26 |
|
Pa last |
28.8 |
|
P.A. Now (θ) |
28.8° |
|
Sep first |
0.9 |
|
Sep last |
0.878 |
|
Sep. Now (ρ) |
0.878" |
|
Mag pri |
11.49 |
|
Mag sec |
11.86 |
|
delta mag (ΔM) |
0.37 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
-003 |
|
Sec motion ra |
-003 |
|
Pri motion dec |
+013 |
|
Sec motion dec |
+013 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cepheus |
|
Tycho2 |
3975-00609-1 |
|
Gaia DR2 |
2178476170675805184 |
|