18309+3417 ABH 100 AD
18h 30m 54.06s +34° 16' 30.9" P.A. 270.00 sep 35.1 mag 9.33,13.50 Sp F9V
| Coord 2000 |
18309+3417 |
|
Discov num |
ABH 100 |
|
Comp |
AD |
|
Coord arcsec 2000 |
18 30 54.06 +34 16 30.9 |
|
| Date first |
1988 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
271 |
|
Pa last |
270.4 |
|
P.A. Now (θ) |
270.4° |
|
| Sep first |
35.6 |
|
Sep last |
35.091 |
|
Sep. Now (ρ) |
35.091" |
|
| Mag pri |
9.33 |
|
Mag sec |
13.50 |
|
delta mag (ΔM) |
4.17 |
|
Spectral class |
F9V (yellow-white) |
|
| Pri motion ra |
+006 |
|
Sec motion ra |
-009 |
|
| Pri motion dec |
+002 |
|
Sec motion dec |
+000 |
|
| Notes |
U
(Proper motion indicates non-physical) |
|
rPM=1.681
This double is not physical.
18309+3417 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 30 54 +34 16 31 |
COU 1150 Aa,Ab |
2016 |
16 |
283 |
0.4 |
9.80 |
10.10 |
0.30 |
|
|
| Show |
|
|
18 30 54 +34 16 31 |
STF 2335 AB |
2015 |
22 |
318 |
11.7 |
9.33 |
10.70 |
1.37 |
|
|
| Show |
|
|
18 30 54 +34 16 31 |
STF 2335 AC |
2015 |
23 |
153 |
25.3 |
9.33 |
11.00 |
1.67 |
|
|
| Show |
|
|
18 30 54 +34 16 31 |
ABH 100 AD |
2015 |
8 |
270 |
35.1 |
9.33 |
13.50 |
4.17 |
|
<=== |
| Show |
|
|
18 30 54 +34 16 31 |
ABH 100 AE |
2015 |
9 |
20 |
42.6 |
9.33 |
13.58 |
4.25 |
|
|
Sextuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Tycho2 |
2632-00514-1 |
|
Gaia DR2 |
2094561168358305024 |
|
