17397+2746 LDS 999 AB
17h 39m 30.70s +27° 45' 45.8" P.A. 21.00 sep 56.4 mag 11.12,12.72 Sp M1V dist. 24.97 pc (81.45 l.y.)
Coord 2000 |
17397+2746 |
|
Discov num |
LDS 999 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 39 30.70 +27 45 45.8 |
|
Date first |
1936 |
|
Date last |
2016 |
|
Obs |
8 |
|
Pa first |
21 |
|
Pa last |
21 |
|
P.A. Now (θ) |
21° |
|
Sep first |
53.0 |
|
Sep last |
56.439 |
|
Sep. Now (ρ) |
56.439" |
|
Mag pri |
11.12 |
|
Mag sec |
12.72 |
|
delta mag (ΔM) |
1.6 |
|
Spectral class |
M1V (red) |
|
Pri motion ra |
+019 |
|
Sec motion ra |
+017 |
|
Pri motion dec |
-201 |
|
Sec motion dec |
-200 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.011 (< 0.3, Physical double)
This double is physical.
17397+2746 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
17 39 31 +27 45 46 |
LDS 999 AB |
2016 |
8 |
21 |
56.4 |
11.12 |
12.72 |
1.60 |
|
<=== |
Show |
|
|
17 39 32 +27 46 37 |
JOD 12 BC |
2018 |
3 |
26 |
0.1 |
14.90 |
16.10 |
1.20 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
HIP |
86423 |
|
Tycho2 |
2084-00930-1 |
|
Gaia DR2 |
4595398441587270272 |
|
GL |
NN 4018A |
|
Distance |
24.97 |
|
Distance ly |
81.45 |
|