21484+5721 MLB 143
21h 48m 33.50s +57° 21' 39.0" P.A. 356.00 sep 1.9 mag 11.03,11.36 Sp F5
| Coord 2000 |
21484+5721 |
|
Discov num |
MLB 143 |
|
Comp |
|
|
Coord arcsec 2000 |
21 48 33.50 +57 21 39.0 |
|
| Date first |
1919 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
350 |
|
Pa last |
356 |
|
P.A. Now (θ) |
356° |
|
| Sep first |
1.9 |
|
Sep last |
1.901 |
|
Sep. Now (ρ) |
1.901" |
|
| Mag pri |
11.03 |
|
Mag sec |
11.36 |
|
delta mag (ΔM) |
0.33 |
|
Spectral class |
F5 (yellow-white) |
|
| Pri motion ra |
+007 |
|
Sec motion ra |
+007 |
|
| Pri motion dec |
+004 |
|
Sec motion dec |
+004 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Tycho2 |
3976-01445-1 |
|
Gaia DR2 |
2178240703387648896 |
|
