21093+0410 BU 1330 AB
21h 09m 16.75s +04° 09' 51.8" P.A. 54.00 sep 3.7 mag 10.25,13.80 Sp F8
| Coord 2000 |
21093+0410 |
|
Discov num |
BU 1330 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 09 16.75 +04 09 51.8 |
|
| Date first |
1904 |
|
Date last |
2016 |
|
Obs |
7 |
|
| Pa first |
57 |
|
Pa last |
54.3 |
|
P.A. Now (θ) |
54.3° |
|
| Sep first |
3.3 |
|
Sep last |
3.653 |
|
Sep. Now (ρ) |
3.653" |
|
| Mag pri |
10.25 |
|
Mag sec |
13.80 |
|
delta mag (ΔM) |
3.55 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
+070 |
|
Sec motion ra |
+103 |
|
| Pri motion dec |
-008 |
|
Sec motion dec |
+013 |
|
| Notes |
W
|
|
rPM=0.377
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Equuleus |
|
Tycho2 |
0535-01154-1 |
|
