17139+1557 STF 2137 (V655 Her)
17h 13m 53.67s +15° 57' 03.2" P.A. 144.00 sep 4.1 mag 9.15,10.03 Sp A2 dist. 416.67 pc (1359.18 l.y.)
| Coord 2000 |
17139+1557 |
|
Discov num |
STF2137 |
|
Comp |
|
|
Coord arcsec 2000 |
17 13 53.67 +15 57 03.2 |
|
| Date first |
1830 |
|
Date last |
2017 |
|
Obs |
46 |
|
| Pa first |
145 |
|
Pa last |
143.9 |
|
P.A. Now (θ) |
143.9° |
|
| Sep first |
4.0 |
|
Sep last |
4.066 |
|
Sep. Now (ρ) |
4.066" |
|
| Mag pri |
9.15 |
|
Mag sec |
10.03 |
|
delta mag (ΔM) |
0.88 |
|
Spectral class |
A2 (white) |
|
| Pri motion ra |
-019 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
+015 |
|
Sec motion dec |
+006 |
|
| Notes |
|
|
rPM=0.653
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Var name |
V655 Her |
|
Constellation |
Hercules |
|
SAO |
102666 |
|
HIP |
84289 |
|
| Tycho2 |
1536-00919-1 |
|
Gaia DR2 |
4546734190082674432 |
|
HD |
155924 |
|
GC |
23250 |
|
| BD |
BD+16 3128 |
|
Distance |
416.67 |
|
Distance ly |
1359.18 |
|
