18185-1345 DCH 19
18h 18m 32.72s -13° 45' 11.8" P.A. 231.00 sep 0.7 mag 7.07,10.62 Sp O4V
| Coord 2000 |
18185-1345 |
|
Discov num |
DCH 19 |
|
Comp |
|
|
Coord arcsec 2000 |
18 18 32.72 -13 45 11.8 |
|
| Date first |
1998 |
|
Date last |
1998 |
|
Obs |
1 |
|
| Pa first |
231 |
|
Pa last |
231.1 |
|
P.A. Now (θ) |
231.1° |
|
| Sep first |
0.7 |
|
Sep last |
0.672 |
|
Sep. Now (ρ) |
0.672" |
|
| Mag pri |
7.07 |
|
Mag sec |
10.62 |
|
delta mag (ΔM) |
3.55 |
|
Spectral class |
O4V (blue) |
|
| Pri motion ra |
-003 |
|
Sec motion ra |
|
|
| Pri motion dec |
-001 |
|
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 |
Serpens |
|
Tycho2 |
5689-00966-1 |
|
Gaia DR2 |
4146612670266023040 |
|
