17357+0409 A 2985 AB
17h 35m 40.75s +04° 08' 49.6" P.A. 343.00 sep 0.3 mag 9.50,9.50 Sp F2
| Coord 2000 |
17357+0409 |
|
Discov num |
A 2985 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 35 40.75 +04 08 49.6 |
|
| Date first |
1916 |
|
Date last |
2017 |
|
Obs |
13 |
|
| Pa first |
334 |
|
Pa last |
342.6 |
|
P.A. Now (θ) |
342.6° |
|
| Sep first |
0.3 |
|
Sep last |
0.339 |
|
Sep. Now (ρ) |
0.339" |
|
| Mag pri |
9.50 |
|
Mag sec |
9.50 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
F2 (yellow-white) |
|
| Pri motion ra |
+001 |
|
Sec motion ra |
|
|
| Pri motion dec |
+011 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
17357+0409 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
17 35 41 +04 08 50 |
A 2985 AB |
2017 |
13 |
343 |
0.3 |
9.50 |
9.50 |
0.00 |
|
<=== |
| Show |
HD 159645 |
|
17 35 41 +04 08 50 |
STF 2187 AB,C |
2013 |
39 |
179 |
3.3 |
9.10 |
10.05 |
0.95 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
Tycho2 |
0422-01303-1 |
|
Gaia DR2 |
4377448573806397184 |
|
HD |
159645 |
|
