18073+1557 TOB 271 BC
18h 07m 24.17s +15° 57' 24.2" P.A. 243.00 sep 91.2 mag 8.70,8.31 dist. 344.83 pc (1124.84 l.y.)
Coord 2000 |
18073+1557 |
|
Discov num |
TOB 271 |
|
Comp |
BC |
|
Coord arcsec 2000 |
18 07 24.17 +15 57 24.2 |
|
Date first |
1898 |
|
Date last |
2015 |
|
Obs |
7 |
|
Pa first |
257 |
|
Pa last |
242.7 |
|
P.A. Now (θ) |
242.7° |
|
Sep first |
76.6 |
|
Sep last |
91.158 |
|
Sep. Now (ρ) |
91.158" |
|
Mag pri |
8.70 |
|
Mag sec |
8.31 |
|
delta mag (ΔM) |
0.39 |
|
Spectral class |
|
|
Pri motion ra |
-006 |
|
Sec motion ra |
-063 |
|
Pri motion dec |
+016 |
|
Sec motion dec |
-189 |
|
Notes |
|
|
rPM=1.068
This double is not physical.
18073+1557 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 165848 |
103398 |
18 07 21 +15 54 59 |
LDS 1005 AB |
2015 |
19 |
16 |
153.5 |
6.82 |
8.70 |
1.88 |
|
|
Show |
|
103398 |
18 07 21 +15 54 59 |
TOB 271 AC |
2015 |
19 |
340 |
112.2 |
6.82 |
8.31 |
1.49 |
|
|
Show |
|
|
18 07 24 +15 57 24 |
TOB 271 BC |
2015 |
7 |
243 |
91.2 |
8.70 |
8.31 |
0.39 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Spectr |
K2 |
|
Constellation |
Hercules |
|
HIP |
88778 |
|
Tycho2 |
1554-00542-1 |
|
Gaia DR2 |
4498942100416932608 |
|
BD |
BD+15 3367 |
|
Distance |
344.83 |
|
Distance ly |
1124.84 |
|