17145+2931 LDS 4728
17h 14m 24.08s +29° 30' 05.1" P.A. 309.00 sep 2.4 mag 15.40,15.90 Sp M3+M3
Coord 2000 |
17145+2931 |
|
Discov num |
LDS4728 |
|
Comp |
|
|
Coord arcsec 2000 |
17 14 24.08 +29 30 05.1 |
|
Date first |
1960 |
|
Date last |
2016 |
|
Obs |
8 |
|
Pa first |
321 |
|
Pa last |
309.1 |
|
P.A. Now (θ) |
309.1° |
|
Sep first |
2.0 |
|
Sep last |
2.361 |
|
Sep. Now (ρ) |
2.361" |
|
Mag pri |
15.40 |
|
Mag sec |
15.90 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
M3+M3 (red/red) |
|
Pri motion ra |
-150 |
|
Sec motion ra |
-157 |
|
Pri motion dec |
-096 |
|
Sec motion dec |
-084 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.078 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Gaia DR2 |
4575627916848831872 |
|