17240-0050 STF 2156 (HD 157544)
17h 23m 57.34s -00° 50' 06.8" P.A. 36.00 sep 3.8 mag 8.95,9.50 Sp F2 dist. 115.87 pc (377.97 l.y.)
| Coord 2000 |
17240-0050 |
|
Discov num |
STF2156 |
|
Comp |
|
|
Coord arcsec 2000 |
17 23 57.34 -00 50 06.8 |
|
| Date first |
1830 |
|
Date last |
2017 |
|
Obs |
56 |
|
| Pa first |
32 |
|
Pa last |
35.6 |
|
P.A. Now (θ) |
35.6° |
|
| Sep first |
3.3 |
|
Sep last |
3.799 |
|
Sep. Now (ρ) |
3.799" |
|
| Mag pri |
8.95 |
|
Mag sec |
9.50 |
|
delta mag (ΔM) |
0.55 |
|
Spectral class |
F2 (yellow-white) |
|
| Pri motion ra |
-043 |
|
Sec motion ra |
-045 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
+004 |
|
| Notes |
|
|
rPM=0.14 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 157544 |
|
Constellation |
Ophiuchus |
|
SAO |
141648 |
|
HIP |
85136 |
|
| Tycho2 |
5067-00288-1 |
|
HD |
157544 |
|
GC |
23525 |
|
BD |
BD-00 3275 |
|
| Distance |
115.87 |
|
Distance ly |
377.97 |
|
