17556-0503 GII 255 Aa,Ab
17h 55m 34.59s -05° 03' 25.1" P.A. 156.00 sep 0.1 mag 9.70,9.70 Sp K0 dist. 162.6 pc (530.4 l.y.)
| Coord 2000 |
17556-0503 |
|
Discov num |
GII 255 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
17 55 34.59 -05 03 25.1 |
|
| Date first |
2013 |
|
Date last |
2013 |
|
Obs |
1 |
|
| Pa first |
156 |
|
Pa last |
155.8 |
|
P.A. Now (θ) |
155.8° |
|
| Sep first |
0.1 |
|
Sep last |
0.123 |
|
Sep. Now (ρ) |
0.123" |
|
| Mag pri |
9.70 |
|
Mag sec |
9.70 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
-007 |
|
Sec motion ra |
|
|
| Pri motion dec |
-016 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
17556-0503 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
17 55 35 -05 03 25 |
GII 255 Aa,Ab |
2013 |
1 |
156 |
0.1 |
9.70 |
9.70 |
0.00 |
|
<=== |
| Show |
|
141961 |
17 55 35 -05 03 25 |
RST 5545 AB |
2013 |
2 |
283 |
1.0 |
8.90 |
13.00 |
4.10 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
HIP |
87757 |
|
Tycho2 |
5091-00516-1 |
|
HD |
163289 |
|
| BD |
BD-05 4534 |
|
Distance |
162.6 |
|
Distance ly |
530.4 |
|
