17459-1318 SKF 306
17h 45m 53.35s -13° 18' 22.3" P.A. 33.00 sep 32.3 mag 11.94,14.36 Sp M3V+DA7 dist. 33.38 pc (108.89 l.y.)
Coord 2000 |
17459-1318 |
|
Discov num |
SKF 306 |
|
Comp |
|
|
Coord arcsec 2000 |
17 45 53.35 -13 18 22.3 |
|
Date first |
1954 |
|
Date last |
2016 |
|
Obs |
11 |
|
Pa first |
37 |
|
Pa last |
33.1 |
|
P.A. Now (θ) |
33.1° |
|
Sep first |
32.8 |
|
Sep last |
32.264 |
|
Sep. Now (ρ) |
32.264" |
|
Mag pri |
11.94 |
|
Mag sec |
14.36 |
|
delta mag (ΔM) |
2.42 |
|
Spectral class |
M3V+DA7 (red/white dwarf) |
|
Pri motion ra |
+056 |
|
Sec motion ra |
+044 |
|
Pri motion dec |
+094 |
|
Sec motion dec |
+113 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.185 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Serpens |
|
HIP |
86938 |
|
Gaia DR2 |
4149820284980989184 |
|
Distance |
33.38 |
|
Distance ly |
108.89 |
|