17111+4257 DAM 957
17h 11m 03.50s +42° 57' 21.5" P.A. 161.00 sep 4.9 mag 10.50,12.80 Sp F8
Coord 2000 |
17111+4257 |
|
Discov num |
DAM 957 |
|
Comp |
|
|
Coord arcsec 2000 |
17 11 03.50 +42 57 21.5 |
|
Date first |
1999 |
|
Date last |
2016 |
|
Obs |
5 |
|
Pa first |
161 |
|
Pa last |
160.8 |
|
P.A. Now (θ) |
160.8° |
|
Sep first |
5.0 |
|
Sep last |
4.934 |
|
Sep. Now (ρ) |
4.934" |
|
Mag pri |
10.50 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
2.3 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
+011 |
|
Sec motion ra |
|
|
Pri motion dec |
+021 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
3081-01024-1 |
|
Gaia DR2 |
1354422029899213056 |
|