20406+2156 A 2795 (HD 197075)
20h 40m 35.78s +21° 55' 37.4" P.A. 240.00 sep 0.2 mag 7.87,8.41 Sp B9.5IV-V dist. 398.41 pc (1299.61 l.y.)
| Coord 2000 |
20406+2156 |
|
Discov num |
A 2795 |
|
Comp |
|
|
Coord arcsec 2000 |
20 40 35.78 +21 55 37.4 |
|
| Date first |
1914 |
|
Date last |
2016 |
|
Obs |
38 |
|
| Pa first |
219 |
|
Pa last |
240.4 |
|
P.A. Now (θ) |
240.4° |
|
| Sep first |
0.2 |
|
Sep last |
0.246 |
|
Sep. Now (ρ) |
0.246" |
|
| Mag pri |
7.87 |
|
Mag sec |
8.41 |
|
delta mag (ΔM) |
0.54 |
|
Spectral class |
B9.5IV-V (blue-white) |
|
| Pri motion ra |
+014 |
|
Sec motion ra |
|
|
| Pri motion dec |
-010 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 197075 |
|
Constellation |
Vulpecula |
|
SAO |
88991 |
|
HIP |
102031 |
|
| Tycho2 |
1646-00084-1 |
|
Gaia DR2 |
1818077596481079808 |
|
HD |
197075 |
|
BD |
BD+21 4318 |
|
| Distance |
398.41 |
|
Distance ly |
1299.61 |
|
