17397-0003 J 2509
17h 39m 46.29s -00° 04' 39.8" P.A. 89.00 sep 2.8 mag 9.40,11.50
Coord 2000 |
17397-0003 |
|
Discov num |
J 2509 |
|
Comp |
|
|
Coord arcsec 2000 |
17 39 46.29 -00 04 39.8 |
|
Date first |
1943 |
|
Date last |
2016 |
|
Obs |
8 |
|
Pa first |
91 |
|
Pa last |
89.2 |
|
P.A. Now (θ) |
89.2° |
|
Sep first |
2.3 |
|
Sep last |
2.802 |
|
Sep. Now (ρ) |
2.802" |
|
Mag pri |
9.40 |
|
Mag sec |
11.50 |
|
delta mag (ΔM) |
2.1 |
|
Spectral class |
|
|
Pri motion ra |
-009 |
|
Sec motion ra |
|
|
Pri motion dec |
+000 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS