17519+0254 STF 2233 AC
17h 51m 52.55s +02° 53' 59.4" P.A. 138.00 sep 23.5 mag 8.30,14.40 Sp A0 dist. 249.38 pc (813.48 l.y.)
| Coord 2000 |
17519+0254 |
|
Discov num |
STF2233 |
|
Comp |
AC |
|
Coord arcsec 2000 |
17 51 52.55 +02 53 59.4 |
|
| Date first |
1905 |
|
Date last |
2015 |
|
Obs |
6 |
|
| Pa first |
142 |
|
Pa last |
137.9 |
|
P.A. Now (θ) |
137.9° |
|
| Sep first |
22.6 |
|
Sep last |
23.479 |
|
Sep. Now (ρ) |
23.479" |
|
| Mag pri |
8.30 |
|
Mag sec |
14.40 |
|
delta mag (ΔM) |
6.1 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
-015 |
|
Sec motion ra |
-007 |
|
| Pri motion dec |
-009 |
|
Sec motion dec |
-014 |
|
| Notes |
|
|
rPM=0.539
Nature of this double is uncertain.
17519+0254 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 162628 |
122841 |
17 51 53 +02 53 59 |
STF 2233 AB |
2016 |
19 |
66 |
2.3 |
8.30 |
10.55 |
2.25 |
|
|
| Show |
|
122841 |
17 51 53 +02 53 59 |
STF 2233 AC |
2015 |
6 |
138 |
23.5 |
8.30 |
14.40 |
6.10 |
|
<=== |
| Show |
|
122841 |
17 51 53 +02 53 59 |
STF 2233 AD |
2015 |
6 |
232 |
29.5 |
8.30 |
14.00 |
5.70 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
SAO |
122841 |
|
HIP |
87417 |
|
Tycho2 |
0420-00321-1 |
|
| Gaia DR2 |
4469114475957453824 |
|
HD |
162628 |
|
BD |
BD+02 3415 |
|
Distance |
249.38 |
|
| Distance ly |
813.48 |
|
