18330+3136 STF 2340 AB
18h 33m 01.30s +31° 35' 43.0" P.A. 104.00 sep 25.1 mag 9.21,10.24 Sp F2 dist. 423.73 pc (1382.21 l.y.)
Coord 2000 |
18330+3136 |
|
Discov num |
STF2340 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 33 01.30 +31 35 43.0 |
|
Date first |
1830 |
|
Date last |
2018 |
|
Obs |
36 |
|
Pa first |
105 |
|
Pa last |
103.9 |
|
P.A. Now (θ) |
103.9° |
|
Sep first |
21.5 |
|
Sep last |
25.142 |
|
Sep. Now (ρ) |
25.142" |
|
Mag pri |
9.21 |
|
Mag sec |
10.24 |
|
delta mag (ΔM) |
1.03 |
|
Spectral class |
F2 (yellow-white) |
|
Pri motion ra |
-011 |
|
Sec motion ra |
+009 |
|
Pri motion dec |
-007 |
|
Sec motion dec |
-015 |
|
Notes |
N
(See Notes) |
|
rPM=1.231
This double is not physical.
18330+3136 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 33 01 +31 35 43 |
STF 2340 AB |
2018 |
36 |
104 |
25.1 |
9.21 |
10.24 |
1.03 |
|
<=== |
Show |
|
|
18 33 01 +31 35 43 |
STF 2340 AC |
2015 |
14 |
150 |
223.3 |
9.21 |
10.80 |
1.59 |
|
|
Show |
|
|
18 33 01 +31 35 43 |
SLE 196 AD |
2007 |
2 |
106 |
46.6 |
9.21 |
12.00 |
2.79 |
|
|
Show |
|
|
18 33 03 +31 35 37 |
STF 2340 BC |
2015 |
16 |
155 |
206.6 |
10.24 |
10.80 |
0.56 |
|
|
Show |
|
|
18 33 03 +31 35 37 |
SLE 196 BD |
2014 |
2 |
126 |
11.6 |
10.24 |
12.00 |
1.76 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
HIP |
90937 |
|
Tycho2 |
2624-01665-1 |
|
Gaia DR2 |
4589044982368912128 |
|
BD |
BD+31 3287 |
|
Distance |
423.73 |
|
Distance ly |
1382.21 |
|