17135+2935 BRT 257
17h 13m 47.88s +29° 34' 13.2" P.A. 182.00 sep 5.8 mag 11.91,12.80
| Coord 2000 |
17135+2935 |
|
Discov num |
BRT 257 |
|
Comp |
|
|
Coord arcsec 2000 |
17 13 47.88 +29 34 13.2 |
|
| Date first |
1902 |
|
Date last |
2018 |
|
Obs |
12 |
|
| Pa first |
176 |
|
Pa last |
181.6 |
|
P.A. Now (θ) |
181.6° |
|
| Sep first |
4.5 |
|
Sep last |
5.811 |
|
Sep. Now (ρ) |
5.811" |
|
| Mag pri |
11.91 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
0.89 |
|
Spectral class |
|
|
| Pri motion ra |
+002 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
-012 |
|
Sec motion dec |
-022 |
|
| Notes |
|
|
rPM=0.464
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
4575620598224707840 |
|
