17121+2515 COU 313 (HD 155675)
17h 12m 06.58s +25° 14' 56.9" P.A. 334.00 sep 0.8 mag 8.64,11.21 Sp F8V dist. 72.52 pc (236.56 l.y.)
| Coord 2000 |
17121+2515 |
|
Discov num |
COU 313 |
|
Comp |
|
|
Coord arcsec 2000 |
17 12 06.58 +25 14 56.9 |
|
| Date first |
1968 |
|
Date last |
2016 |
|
Obs |
11 |
|
| Pa first |
331 |
|
Pa last |
333.9 |
|
P.A. Now (θ) |
333.9° |
|
| Sep first |
0.8 |
|
Sep last |
0.761 |
|
Sep. Now (ρ) |
0.761" |
|
| Mag pri |
8.64 |
|
Mag sec |
11.21 |
|
delta mag (ΔM) |
2.57 |
|
Spectral class |
F8V (yellow-white) |
|
| Pri motion ra |
-004 |
|
Sec motion ra |
-007 |
|
| Pri motion dec |
+074 |
|
Sec motion dec |
+079 |
|
| Notes |
|
|
rPM=0.074 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 155675 |
|
Constellation |
Hercules |
|
SAO |
84913 |
|
HIP |
84138 |
|
| Tycho2 |
2065-00752-1 |
|
Gaia DR2 |
4571997879210936576 |
|
HD |
155675 |
|
BD |
BD+25 3212 |
|
| Distance |
72.52 |
|
Distance ly |
236.56 |
|
