17416+2111 STF 2196
17h 41m 37.08s +21° 11' 14.8" P.A. 257.00 sep 3.3 mag 10.20,12.20
| Coord 2000 |
17416+2111 |
|
Discov num |
STF2196 |
|
Comp |
|
|
Coord arcsec 2000 |
17 41 37.08 +21 11 14.8 |
|
| Date first |
1829 |
|
Date last |
2018 |
|
Obs |
23 |
|
| Pa first |
262 |
|
Pa last |
257.3 |
|
P.A. Now (θ) |
257.3° |
|
| Sep first |
3.3 |
|
Sep last |
3.26 |
|
Sep. Now (ρ) |
3.26" |
|
| Mag pri |
10.20 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
2 |
|
Spectral class |
|
|
| Pri motion ra |
+022 |
|
Sec motion ra |
-018 |
|
| Pri motion dec |
+091 |
|
Sec motion dec |
+086 |
|
| Notes |
|
|
rPM=0.431
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
1563-03153-1 |
|
Gaia DR2 |
4556026373315276544 |
|
