17321+3106 LDS 4750
17h 32m 02.81s +31° 06' 07.3" P.A. 19.00 sep 8.9 mag 18.70,19.01
| Coord 2000 |
17321+3106 |
|
Discov num |
LDS4750 |
|
Comp |
|
|
Coord arcsec 2000 |
17 32 02.81 +31 06 07.3 |
|
| Date first |
1960 |
|
Date last |
2016 |
|
Obs |
10 |
|
| Pa first |
17 |
|
Pa last |
18.5 |
|
P.A. Now (θ) |
18.5° |
|
| Sep first |
9.5 |
|
Sep last |
8.946 |
|
Sep. Now (ρ) |
8.946" |
|
| Mag pri |
18.70 |
|
Mag sec |
19.01 |
|
delta mag (ΔM) |
0.31 |
|
Spectral class |
|
|
| Pri motion ra |
-121 |
|
Sec motion ra |
-116 |
|
| Pri motion dec |
-213 |
|
Sec motion dec |
-215 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.022 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
4599292877412475264 |
|
