12307+7518 DOO 55 (HD 109027)
12h 30m 31.92s +75° 19' 09.6" P.A. 56.00 sep 4.5 mag 10.80,11.90 Sp F8
| Coord 2000 |
12307+7518 |
|
Discov num |
DOO 55 |
|
Comp |
|
|
Coord arcsec 2000 |
12 30 31.92 +75 19 09.6 |
|
| Date first |
1897 |
|
Date last |
2017 |
|
Obs |
13 |
|
| Pa first |
54 |
|
Pa last |
56 |
|
P.A. Now (θ) |
56° |
|
| Sep first |
4.6 |
|
Sep last |
4.476 |
|
Sep. Now (ρ) |
4.476" |
|
| Mag pri |
10.80 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
1.1 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
+017 |
|
| Pri motion dec |
-011 |
|
Sec motion dec |
-003 |
|
| Notes |
|
|
rPM=1.194
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 109027 |
|
Constellation |
Draco |
|
Tycho2 |
4551-00818-1 |
|
Gaia DR2 |
1692423754090555264 |
|
| HD |
109027 |
|