18383-3241 FIN 3 AB (HD 171840)
18h 38m 19.80s -32° 41' 07.8" P.A. 261.00 sep 4.6 mag 7.34,12.40 Sp F2V dist. 67.89 pc (221.46 l.y.)
| Coord 2000 |
18383-3241 |
|
Discov num |
FIN 3 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 38 19.80 -32 41 07.8 |
|
| Date first |
1926 |
|
Date last |
2016 |
|
Obs |
6 |
|
| Pa first |
268 |
|
Pa last |
260.5 |
|
P.A. Now (θ) |
260.5° |
|
| Sep first |
4.9 |
|
Sep last |
4.639 |
|
Sep. Now (ρ) |
4.639" |
|
| Mag pri |
7.34 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
5.06 |
|
Spectral class |
F2V (yellow-white) |
|
| Pri motion ra |
+007 |
|
Sec motion ra |
|
|
| Pri motion dec |
-124 |
|
Sec motion dec |
|
|
| Notes |
Z
(Parallax indicates components are physical) |
|
This double is physical.
18383-3241 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 171840 |
210384 |
18 38 20 -32 41 08 |
FIN 3 AB |
2016 |
6 |
261 |
4.6 |
7.34 |
12.40 |
5.06 |
|
<=== |
| Show |
|
210384 |
18 38 20 -32 41 08 |
SKF 2068 AC |
2016 |
12 |
218 |
122.5 |
7.34 |
10.84 |
3.50 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 171840 |
|
Constellation |
Sagittarius |
|
SAO |
210384 |
|
HIP |
91386 |
|
| Tycho2 |
7411-06095-1 |
|
Gaia DR2 |
6736604427984866176 |
|
HD |
171840 |
|
GC |
25457 |
|
| CD |
CD-3214337 |
|
CP |
CP-32 5465 |
|
Distance |
67.89 |
|
Distance ly |
221.46 |
|
