20567+5656 A 755 (HD 199739)
20h 56m 40.80s +56° 55' 36.0" P.A. 189.00 sep 0.1 mag 8.70,8.80 Sp B8 dist. 917.43 pc (2992.66 l.y.)
| Coord 2000 |
20567+5656 |
|
Discov num |
A 755 |
|
Comp |
|
|
Coord arcsec 2000 |
20 56 40.80 +56 55 36.0 |
|
| Date first |
1904 |
|
Date last |
2008 |
|
Obs |
13 |
|
| Pa first |
179 |
|
Pa last |
188.6 |
|
P.A. Now (θ) |
188.6° |
|
| Sep first |
0.2 |
|
Sep last |
0.138 |
|
Sep. Now (ρ) |
0.138" |
|
| Mag pri |
8.70 |
|
Mag sec |
8.80 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
B8 (blue-white) |
|
| Pri motion ra |
+004 |
|
Sec motion ra |
|
|
| Pri motion dec |
-007 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 199739 |
|
Constellation |
Cepheus |
|
SAO |
33010 |
|
HIP |
103380 |
|
| Tycho2 |
3960-01249-1 |
|
Gaia DR2 |
2190026265435013376 |
|
HD |
199739 |
|
BD |
BD+56 2516 |
|
| Distance |
917.43 |
|
Distance ly |
2992.66 |
|
