21570+0900 SKF 2809
21h 57m 01.71s +09° 00' 26.7" P.A. 303.00 sep 104.4 mag 10.10,17.80 Sp K1+M4
| Coord 2000 |
21570+0900 |
|
Discov num |
SKF2809 |
|
Comp |
|
|
Coord arcsec 2000 |
21 57 01.71 +09 00 26.7 |
|
| Date first |
1953 |
|
Date last |
2016 |
|
Obs |
11 |
|
| Pa first |
303 |
|
Pa last |
303.2 |
|
P.A. Now (θ) |
303.2° |
|
| Sep first |
103.8 |
|
Sep last |
104.397 |
|
Sep. Now (ρ) |
104.397" |
|
| Mag pri |
10.10 |
|
Mag sec |
17.80 |
|
delta mag (ΔM) |
7.7 |
|
Spectral class |
K1+M4 (yellow-orange/red) |
|
| Pri motion ra |
+072 |
|
Sec motion ra |
+070 |
|
| Pri motion dec |
-056 |
|
Sec motion dec |
-056 |
|
| Notes |
T
(Parallax indicates physical) |
|
rPM=0.022 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Pegasus |
|
Tycho2 |
1122-00293-1 |
|
Gaia DR2 |
2725159399307409152 |
|