17251+0348 BAL 2440 (HD 157759)
17h 25m 05.52s +03° 48' 11.7" P.A. 4.00 sep 7.9 mag 9.74,10.45 Sp K2
| Coord 2000 |
17251+0348 |
|
Discov num |
BAL2440 |
|
Comp |
|
|
Coord arcsec 2000 |
17 25 05.52 +03 48 11.7 |
|
| Date first |
1910 |
|
Date last |
2015 |
|
Obs |
15 |
|
| Pa first |
11 |
|
Pa last |
4.3 |
|
P.A. Now (θ) |
4.3° |
|
| Sep first |
8.5 |
|
Sep last |
7.942 |
|
Sep. Now (ρ) |
7.942" |
|
| Mag pri |
9.74 |
|
Mag sec |
10.45 |
|
delta mag (ΔM) |
0.71 |
|
Spectral class |
K2 (yellow-orange) |
|
| Pri motion ra |
+001 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
-095 |
|
Sec motion dec |
-077 |
|
| Notes |
|
|
rPM=0.203 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 157759 |
|
Constellation |
Ophiuchus |
|
Tycho2 |
0409-01456-1 |
|
Gaia DR2 |
4389108173064604928 |
|
| HD |
157759 |
|
