17082+2110 DAM 887 AB
17h 08m 14.85s +21° 09' 51.5" P.A. 309.00 sep 8.5 mag 11.30,12.20
Coord 2000 |
17082+2110 |
|
Discov num |
DAM 887 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 08 14.85 +21 09 51.5 |
|
Date first |
1894 |
|
Date last |
2015 |
|
Obs |
11 |
|
Pa first |
309 |
|
Pa last |
309.3 |
|
P.A. Now (θ) |
309.3° |
|
Sep first |
8.5 |
|
Sep last |
8.468 |
|
Sep. Now (ρ) |
8.468" |
|
Mag pri |
11.30 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
0.9 |
|
Spectral class |
|
|
Pri motion ra |
-012 |
|
Sec motion ra |
-013 |
|
Pri motion dec |
-014 |
|
Sec motion dec |
-011 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.171 (< 0.3, Physical double)
This double is physical.
17082+2110 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
17 08 15 +21 09 52 |
DAM 887 AB |
2015 |
11 |
309 |
8.5 |
11.30 |
12.20 |
0.90 |
|
<=== |
Show |
|
|
17 08 15 +21 09 52 |
DAM 887 AC |
2015 |
10 |
106 |
31.5 |
11.30 |
14.30 |
3.00 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Gaia DR2 |
4567848562846413568 |
|