17470+2915 TDS 881 Aa,Ab
17h 46m 59.59s +29° 14' 39.7" P.A. 138.00 sep 0.2 mag 10.06,
| Coord 2000 |
17470+2915 |
|
Discov num |
TDS 881 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
17 46 59.59 +29 14 39.7 |
|
| Date first |
2012 |
|
Date last |
2012 |
|
Obs |
1 |
|
| Pa first |
138 |
|
Pa last |
137.8 |
|
P.A. Now (θ) |
137.8° |
|
| Sep first |
0.2 |
|
Sep last |
0.171 |
|
Sep. Now (ρ) |
0.171" |
|
| Mag pri |
10.06 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
|
|
| Pri motion ra |
+003 |
|
Sec motion ra |
|
|
| Pri motion dec |
+008 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
17470+2915 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
17 46 60 +29 14 40 |
TDS 881 Aa,Ab |
2012 |
1 |
138 |
0.2 |
10.06 |
|
|
|
<=== |
| Show |
|
|
17 46 60 +29 14 40 |
TDS 881 AB |
2016 |
6 |
242 |
1.0 |
10.06 |
11.19 |
1.13 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
2089-01408-1 |
|
