17253+8445 A 857
17h 25m 19.07s +84° 44' 55.1" P.A. 46.00 sep 2.1 mag 8.79,12.60 Sp A3
Coord 2000 |
17253+8445 |
|
Discov num |
A 857 |
|
Comp |
|
|
Coord arcsec 2000 |
17 25 19.07 +84 44 55.1 |
|
Date first |
1904 |
|
Date last |
2015 |
|
Obs |
5 |
|
Pa first |
50 |
|
Pa last |
45.5 |
|
P.A. Now (θ) |
45.5° |
|
Sep first |
2.0 |
|
Sep last |
2.093 |
|
Sep. Now (ρ) |
2.093" |
|
Mag pri |
8.79 |
|
Mag sec |
12.60 |
|
delta mag (ΔM) |
3.81 |
|
Spectral class |
A3 (white) |
|
Pri motion ra |
+009 |
|
Sec motion ra |
|
|
Pri motion dec |
-014 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Ursa Minor |
|
SAO |
2894 |
|
Tycho2 |
4651-01544-1 |
|
Gaia DR2 |
1723691356524120704 |
|
HD |
162129 |
|