18242+4228 GII 266 Aa,Ab
18h 24m 10.94s +42° 28' 01.0" P.A. 124.00 sep 0.1 mag 7.50,7.50 Sp A2 dist. 110.13 pc (359.24 l.y.)
| Coord 2000 |
18242+4228 |
|
Discov num |
GII 266 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
18 24 10.94 +42 28 01.0 |
|
| Date first |
2014 |
|
Date last |
2014 |
|
Obs |
1 |
|
| Pa first |
124 |
|
Pa last |
124.4 |
|
P.A. Now (θ) |
124.4° |
|
| Sep first |
0.1 |
|
Sep last |
0.125 |
|
Sep. Now (ρ) |
0.125" |
|
| Mag pri |
7.50 |
|
Mag sec |
7.50 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
A2 (white) |
|
| Pri motion ra |
+001 |
|
Sec motion ra |
|
|
| Pri motion dec |
-017 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
18242+4228 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
47465 |
18 24 11 +42 28 01 |
GII 266 Aa,Ab |
2014 |
1 |
124 |
0.1 |
7.50 |
7.50 |
0.00 |
|
<=== |
| Show |
HD 169778 |
47465 |
18 24 11 +42 28 01 |
COU 1788 AB |
2016 |
4 |
142 |
3.0 |
6.70 |
11.40 |
4.70 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
SAO |
47465 |
|
HIP |
90187 |
|
Tycho2 |
3112-01093-1 |
|
| HD |
169778 |
|
BD |
BD+42 3074 |
|
Distance |
110.13 |
|
Distance ly |
359.24 |
|
