21013+1757 BOY 11
21h 01m 14.68s +17° 56' 55.5" P.A. 94.00 sep 0.3 mag 20.84,21.43
| Coord 2000 |
21013+1757 |
|
Discov num |
BOY 11 |
|
Comp |
|
|
Coord arcsec 2000 |
21 01 14.68 +17 56 55.5 |
|
| Date first |
2001 |
|
Date last |
2008 |
|
Obs |
3 |
|
| Pa first |
108 |
|
Pa last |
94.4 |
|
P.A. Now (θ) |
94.4° |
|
| Sep first |
0.2 |
|
Sep last |
0.323 |
|
Sep. Now (ρ) |
0.323" |
|
| Mag pri |
20.84 |
|
Mag sec |
21.43 |
|
delta mag (ΔM) |
0.59 |
|
Spectral class |
|
|
| Pri motion ra |
+000 |
|
Sec motion ra |
|
|
| Pri motion dec |
-011 |
|
Sec motion dec |
|
|
| Notes |
R
(Red magnitudes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
Gaia DR2 |
1765060314017194624 |
|
