18278-2949 RAG 2 (HD 169830)
18h 27m 49.48s -29° 49' 00.7" P.A. 265.00 sep 11.1 mag 4.69,9.35 Sp F9V dist. 36.6 pc (119.39 l.y.)
Coord 2000 |
18278-2949 |
|
Discov num |
RAG 2 |
|
Comp |
|
|
Coord arcsec 2000 |
18 27 49.48 -29 49 00.7 |
|
Date first |
1998 |
|
Date last |
2002 |
|
Obs |
5 |
|
Pa first |
265 |
|
Pa last |
265.3 |
|
P.A. Now (θ) |
265.3° |
|
Sep first |
11.0 |
|
Sep last |
11.08 |
|
Sep. Now (ρ) |
11.08" |
|
Mag pri |
4.69 |
|
Mag sec |
9.35 |
|
delta mag (ΔM) |
4.66 |
|
Spectral class |
F9V (yellow-white) |
|
Pri motion ra |
-001 |
|
Sec motion ra |
|
|
Pri motion dec |
+015 |
|
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
Name |
HD 169830 |
|
Constellation |
Sagittarius |
|
SAO |
186838 |
|
HIP |
90485 |
|
Tycho2 |
6869-01277-1 |
|
Gaia DR2 |
4048037707717866880 |
|
HD |
169830 |
|
HR |
6907 |
|
CD |
CD-2914965 |
|
CP |
CP-29 5565 |
|
Distance |
36.6 |
|
Distance ly |
119.39 |
|