17079+2931 DAM 881 AB
17h 07m 54.88s +29° 30' 30.4" P.A. 26.00 sep 2.8 mag 11.50,15.40
| Coord 2000 |
17079+2931 |
|
Discov num |
DAM 881 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 07 54.88 +29 30 30.4 |
|
| Date first |
2001 |
|
Date last |
2016 |
|
Obs |
3 |
|
| Pa first |
25 |
|
Pa last |
26.2 |
|
P.A. Now (θ) |
26.2° |
|
| Sep first |
2.8 |
|
Sep last |
2.824 |
|
Sep. Now (ρ) |
2.824" |
|
| Mag pri |
11.50 |
|
Mag sec |
15.40 |
|
delta mag (ΔM) |
3.9 |
|
Spectral class |
|
|
| Pri motion ra |
-006 |
|
Sec motion ra |
|
|
| Pri motion dec |
-021 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
17079+2931 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
17 07 55 +29 30 30 |
DAM 881 AB |
2016 |
3 |
26 |
2.8 |
11.50 |
15.40 |
3.90 |
|
<=== |
| Show |
|
|
17 07 55 +29 30 30 |
DAM 881 AC |
2001 |
1 |
306 |
5.1 |
11.50 |
15.60 |
4.10 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
2072-00550-1 |
|
Gaia DR2 |
1308962068814165248 |
|
