18249+2817 RAO 391
18h 24m 52.54s +28° 17' 21.8" P.A. 313.00 sep 0.1 mag 11.80,14.00 Sp M1.5V dist. 34.73 pc (113.29 l.y.)
| Coord 2000 |
18249+2817 |
|
Discov num |
RAO 391 |
|
Comp |
|
|
Coord arcsec 2000 |
18 24 52.54 +28 17 21.8 |
|
| Date first |
2016 |
|
Date last |
2016 |
|
Obs |
1 |
|
| Pa first |
313 |
|
Pa last |
313.3 |
|
P.A. Now (θ) |
313.3° |
|
| Sep first |
0.1 |
|
Sep last |
0.143 |
|
Sep. Now (ρ) |
0.143" |
|
| Mag pri |
11.80 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
2.2 |
|
Spectral class |
M1.5V (red) |
|
| Pri motion ra |
-187 |
|
Sec motion ra |
|
|
| Pri motion dec |
+031 |
|
Sec motion dec |
|
|
| Notes |
R
(Red magnitudes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
HIP |
90249 |
|
Distance |
34.73 |
|
Distance ly |
113.29 |
|
