17389+4522 ES 1258
17h 38m 54.29s +45° 22' 27.3" P.A. 317.00 sep 12.2 mag 9.86,13.80 Sp F2
| Coord 2000 |
17389+4522 |
|
Discov num |
ES 1258 |
|
Comp |
|
|
Coord arcsec 2000 |
17 38 54.29 +45 22 27.3 |
|
| Date first |
1913 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
323 |
|
Pa last |
316.6 |
|
P.A. Now (θ) |
316.6° |
|
| Sep first |
5.9 |
|
Sep last |
12.249 |
|
Sep. Now (ρ) |
12.249" |
|
| Mag pri |
9.86 |
|
Mag sec |
13.80 |
|
delta mag (ΔM) |
3.94 |
|
Spectral class |
F2 (yellow-white) |
|
| Pri motion ra |
+013 |
|
Sec motion ra |
|
|
| Pri motion dec |
-044 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
3510-01443-1 |
|
Gaia DR2 |
1350364179157613568 |
|
