19498-1125 STF 2581 AB (HD 187306)
19h 49m 46.74s -11° 24' 31.8" P.A. 287.00 sep 44.9 mag 7.32,10.67 Sp F4V dist. 689.66 pc (2249.67 l.y.)
| Coord 2000 |
19498-1125 |
|
Discov num |
STF2581 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 49 46.74 -11 24 31.8 |
|
| Date first |
1879 |
|
Date last |
2015 |
|
Obs |
19 |
|
| Pa first |
281 |
|
Pa last |
286.6 |
|
P.A. Now (θ) |
286.6° |
|
| Sep first |
37.5 |
|
Sep last |
44.907 |
|
Sep. Now (ρ) |
44.907" |
|
| Mag pri |
7.32 |
|
Mag sec |
10.67 |
|
delta mag (ΔM) |
3.35 |
|
Spectral class |
F4V (yellow-white) |
|
| Pri motion ra |
+038 |
|
Sec motion ra |
-009 |
|
| Pri motion dec |
-062 |
|
Sec motion dec |
-016 |
|
| Notes |
L
Y
(Linear solution, Parallax indicates components are non-physical) |
|
rPM=0.904
This double is not physical.
19498-1125 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 187306 |
163020 |
19 49 47 -11 24 32 |
STF 2581 AB |
2015 |
19 |
287 |
44.9 |
7.32 |
10.67 |
3.35 |
|
<=== |
| Show |
|
163020 |
19 49 47 -11 24 32 |
UC 4034 AC |
2015 |
3 |
107 |
62.2 |
7.32 |
16.40 |
9.08 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 187306 |
|
Constellation |
Aquila |
|
SAO |
163020 |
|
HIP |
97558 |
|
| Tycho2 |
5733-01936-1 |
|
Gaia DR2 |
4190130344063214208 |
|
HD |
187306 |
|
GC |
27437 |
|
| BD |
BD-11 5143 |
|
Distance |
689.66 |
|
Distance ly |
2249.67 |
|
