17507+0755 STF 2230 BC
17h 50m 43.24s +07° 55' 21.7" P.A. 209.00 sep 20.5 mag 9.85,11.12 Sp A5
Coord 2000 |
17507+0755 |
|
Discov num |
STF2230 |
|
Comp |
BC |
|
Coord arcsec 2000 |
17 50 43.24 +07 55 21.7 |
|
Date first |
1831 |
|
Date last |
2015 |
|
Obs |
24 |
|
Pa first |
209 |
|
Pa last |
208.7 |
|
P.A. Now (θ) |
208.7° |
|
Sep first |
18.8 |
|
Sep last |
20.491 |
|
Sep. Now (ρ) |
20.491" |
|
Mag pri |
9.85 |
|
Mag sec |
11.12 |
|
delta mag (ΔM) |
1.27 |
|
Spectral class |
A5 (white) |
|
Pri motion ra |
+012 |
|
Sec motion ra |
+008 |
|
Pri motion dec |
-013 |
|
Sec motion dec |
-025 |
|
Notes |
N
(See Notes) |
|
rPM=0.482
Nature of this double is uncertain.
17507+0755 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 162429 |
122822 |
17 50 40 +07 55 19 |
STF 2230 AB |
2015 |
34 |
87 |
46.8 |
9.21 |
9.85 |
0.64 |
|
|
Show |
|
122822 |
17 50 40 +07 55 19 |
STF 2230 AC |
2015 |
21 |
113 |
39.9 |
9.21 |
11.12 |
1.91 |
|
|
Show |
|
122823 |
17 50 43 +07 55 22 |
STF 2230 BC |
2015 |
24 |
209 |
20.5 |
9.85 |
11.12 |
1.27 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Ophiuchus |
|
SAO |
122823 |
|
Tycho2 |
0994-01341-1 |
|
Gaia DR2 |
4487901457485641472 |
|
HD |
162430 |
|