17164+1303 LDS 990
17h 16m 23.32s +13° 05' 42.7" P.A. 359.00 sep 4.4 mag 15.00,15.30
Coord 2000 |
17164+1303 |
|
Discov num |
LDS 990 |
|
Comp |
|
|
Coord arcsec 2000 |
17 16 23.32 +13 05 42.7 |
|
Date first |
1936 |
|
Date last |
2016 |
|
Obs |
7 |
|
Pa first |
0 |
|
Pa last |
358.6 |
|
P.A. Now (θ) |
358.6° |
|
Sep first |
4.0 |
|
Sep last |
4.447 |
|
Sep. Now (ρ) |
4.447" |
|
Mag pri |
15.00 |
|
Mag sec |
15.30 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
|
|
Pri motion ra |
-135 |
|
Sec motion ra |
|
|
Pri motion dec |
+122 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Gaia DR2 |
4541533504381309568 |
|