17306+2129 LDS 4748
17h 30m 31.58s +21° 29' 33.0" P.A. 283.00 sep 15.2 mag 15.90,16.30
Coord 2000 |
17306+2129 |
|
Discov num |
LDS4748 |
|
Comp |
|
|
Coord arcsec 2000 |
17 30 31.58 +21 29 33.0 |
|
Date first |
1960 |
|
Date last |
2016 |
|
Obs |
7 |
|
Pa first |
282 |
|
Pa last |
282.7 |
|
P.A. Now (θ) |
282.7° |
|
Sep first |
15.0 |
|
Sep last |
15.181 |
|
Sep. Now (ρ) |
15.181" |
|
Mag pri |
15.90 |
|
Mag sec |
16.30 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
|
|
Pri motion ra |
-200 |
|
Sec motion ra |
-200 |
|
Pri motion dec |
-033 |
|
Sec motion dec |
-033 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Gaia DR2 |
4556615471024650112 |
|