21018+3916 STF 2746 (HD 200370)
21h 01m 50.05s +39° 15' 38.4" P.A. 323.00 sep 1.2 mag 7.92,8.71 Sp F0 dist. 249.38 pc (813.48 l.y.)
| Coord 2000 |
21018+3916 |
|
Discov num |
STF2746 |
|
Comp |
|
|
Coord arcsec 2000 |
21 01 50.05 +39 15 38.4 |
|
| Date first |
1830 |
|
Date last |
2018 |
|
Obs |
134 |
|
| Pa first |
276 |
|
Pa last |
322.7 |
|
P.A. Now (θ) |
322.7° |
|
| Sep first |
0.9 |
|
Sep last |
1.198 |
|
Sep. Now (ρ) |
1.198" |
|
| Mag pri |
7.92 |
|
Mag sec |
8.71 |
|
delta mag (ΔM) |
0.79 |
|
Spectral class |
F0 (yellow-white) |
|
| Pri motion ra |
-014 |
|
Sec motion ra |
-014 |
|
| Pri motion dec |
-025 |
|
Sec motion dec |
-025 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 200370 |
|
Constellation |
Cygnus |
|
SAO |
70808 |
|
HIP |
103782 |
|
| Tycho2 |
3168-02514-1 |
|
Gaia DR2 |
1872972776079781376 |
|
HD |
200370 |
|
GC |
29366 |
|
| BD |
BD+38 4318 |
|
Distance |
249.38 |
|
Distance ly |
813.48 |
|
