17173+2113 HU 668
17h 17m 15.75s +21° 12' 44.4" P.A. 38.00 sep 1.3 mag 8.84,15.30 Sp F8
Coord 2000 |
17173+2113 |
|
Discov num |
HU 668 |
|
Comp |
|
|
Coord arcsec 2000 |
17 17 15.75 +21 12 44.4 |
|
Date first |
1902 |
|
Date last |
2016 |
|
Obs |
7 |
|
Pa first |
33 |
|
Pa last |
37.8 |
|
P.A. Now (θ) |
37.8° |
|
Sep first |
1.2 |
|
Sep last |
1.323 |
|
Sep. Now (ρ) |
1.323" |
|
Mag pri |
8.84 |
|
Mag sec |
15.30 |
|
delta mag (ΔM) |
6.46 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
-006 |
|
Sec motion ra |
|
|
Pri motion dec |
-008 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
SAO |
84976 |
|
Tycho2 |
1548-02209-1 |
|
Gaia DR2 |
4566928305975662208 |
|
HD |
156537 |
|