18384-0312 A 88 AB,C
18h 38m 23.80s -03° 11' 37.4" P.A. 115.00 sep 18.5 mag 5.87,14.00 Sp F9V dist. 47.96 pc (156.45 l.y.)
| Coord 2000 |
18384-0312 |
|
Discov num |
A 88 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
18 38 23.80 -03 11 37.4 |
|
| Date first |
1909 |
|
Date last |
1998 |
|
Obs |
6 |
|
| Pa first |
114 |
|
Pa last |
115.2 |
|
P.A. Now (θ) |
115.2° |
|
| Sep first |
15.5 |
|
Sep last |
18.46 |
|
Sep. Now (ρ) |
18.46" |
|
| Mag pri |
5.87 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
8.13 |
|
Spectral class |
F9V (yellow-white) |
|
| Pri motion ra |
+007 |
|
Sec motion ra |
|
|
| Pri motion dec |
+037 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
18384-0312 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
142461 |
18 38 24 -03 11 37 |
A 88 AB |
2020 |
170 |
13 |
0.1 |
7.22 |
7.51 |
0.29 |
Y |
|
| Show |
|
142461 |
18 38 24 -03 11 37 |
A 88 AB,C |
1998 |
6 |
115 |
18.5 |
5.87 |
14.00 |
8.13 |
|
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Serpens |
|
SAO |
142461 |
|
HIP |
91394 |
|
Tycho2 |
5117-02162-1 |
|
| Gaia DR2 |
4259305018664587648 |
|
HD |
172088 |
|
HR |
6999 |
|
ADS |
11520 |
|
| BD |
BD-03 4331 |
|
Distance |
47.96 |
|
Distance ly |
156.45 |
|
