20331+2852 ES 507 AB (HD 195894)
20h 33m 03.81s +28° 51' 48.0" P.A. 295.00 sep 7.2 mag 8.78,11.40 Sp F dist. 262.47 pc (856.18 l.y.)
| Coord 2000 |
20331+2852 |
|
Discov num |
ES 507 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 33 03.81 +28 51 48.0 |
|
| Date first |
1907 |
|
Date last |
2023 |
|
Obs |
12 |
|
| Pa first |
296 |
|
Pa last |
294.8 |
|
P.A. Now (θ) |
294.8° |
|
| Sep first |
7.3 |
|
Sep last |
7.24 |
|
Sep. Now (ρ) |
7.24" |
|
| Mag pri |
8.78 |
|
Mag sec |
11.40 |
|
delta mag (ΔM) |
2.62 |
|
Spectral class |
F (yellow-white) |
|
| Pri motion ra |
-005 |
|
Sec motion ra |
|
|
| Pri motion dec |
-019 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
20331+2852 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 195894 |
88827 |
20 33 04 +28 51 48 |
ES 507 AB |
2023 |
12 |
295 |
7.2 |
8.78 |
11.40 |
2.62 |
|
<=== |
| Show |
|
88827 |
20 33 04 +28 51 48 |
ES 507 AC |
2023 |
34 |
346 |
36.3 |
8.78 |
9.87 |
1.09 |
|
|
| Show |
|
88827 |
20 33 04 +28 51 48 |
ES 507 AD |
2023 |
20 |
224 |
36.9 |
8.78 |
10.49 |
1.71 |
|
|
| Show |
|
88827 |
20 33 04 +28 51 48 |
FYM 137 AE |
2023 |
9 |
101 |
42.7 |
8.78 |
14.80 |
6.02 |
|
|
| Show |
|
88827 |
20 33 04 +28 51 48 |
FYM 137 AF |
2023 |
9 |
176 |
23.1 |
8.78 |
15.20 |
6.42 |
|
|
| Show |
|
88827 |
20 33 04 +28 51 48 |
FYM 137 AG |
2023 |
9 |
299 |
32.7 |
8.78 |
14.80 |
6.02 |
|
|
| Show |
|
|
20 33 02 +28 51 21 |
ES 507 DS |
2023 |
11 |
146 |
16.1 |
10.49 |
12.80 |
2.31 |
|
|
Octuple system
8 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 195894 |
|
Constellation |
Vulpecula |
|
SAO |
88827 |
|
HIP |
101407 |
|
| Tycho2 |
2169-00932-1 |
|
Gaia DR2 |
1857557897947885056 |
|
HD |
195894 |
|
BD |
BD+28 3790 |
|
| Distance |
262.47 |
|
Distance ly |
856.18 |
|
