18289+0020 SHC 3
18h 28m 52.50s +00° 20' 25.8" P.A. 28.00 sep 12.6 mag 10.57,15.10 Sp M7
Coord 2000 |
18289+0020 |
|
Discov num |
SHC 3 |
|
Comp |
|
|
Coord arcsec 2000 |
18 28 52.50 +00 20 25.8 |
|
Date first |
2004 |
|
Date last |
2008 |
|
Obs |
2 |
|
Pa first |
28 |
|
Pa last |
28 |
|
P.A. Now (θ) |
28° |
|
Sep first |
13.1 |
|
Sep last |
12.61 |
|
Sep. Now (ρ) |
12.61" |
|
Mag pri |
10.57 |
|
Mag sec |
15.10 |
|
delta mag (ΔM) |
4.53 |
|
Spectral class |
M7 (red) |
|
Pri motion ra |
|
|
Sec motion ra |
|
|
Pri motion dec |
|
|
Sec motion dec |
|
|
Notes |
N
K
(See Notes, K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS