18120-1852 OCC 9177
18h 11m 57.82s -18° 52' 12.2" P.A. -1.00 sep 0.0 mag 1.70,4.50 Sp M9
| Coord 2000 |
18120-1852 |
|
Discov num |
OCC9177 |
|
Comp |
|
|
Coord arcsec 2000 |
18 11 57.82 -18 52 12.2 |
|
| Date first |
1997 |
|
Date last |
1997 |
|
Obs |
0 |
|
| Pa first |
-1 |
|
Pa last |
-1 |
|
P.A. Now (θ) |
-1 |
|
| Sep first |
0.0 |
|
Sep last |
0.028 |
|
Sep. Now (ρ) |
0.028" |
|
| Mag pri |
1.70 |
|
Mag sec |
4.50 |
|
delta mag (ΔM) |
2.8 |
|
Spectral class |
M9 (red) |
|
| Pri motion ra |
|
|
Sec motion ra |
|
|
| Pri motion dec |
|
|
Sec motion dec |
|
|
| Notes |
K
(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
| Constellation |
Sagittarius |
|
Gaia DR2 |
4095515753608067200 |
|
