18450+7621 MLR 216 Aa,Ab
18h 44m 59.10s +76° 21' 09.5" P.A. 35.00 sep 0.4 mag 9.90,10.10 Sp G5
| Coord 2000 |
18450+7621 |
|
Discov num |
MLR 216 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
18 44 59.10 +76 21 09.5 |
|
| Date first |
1971 |
|
Date last |
2010 |
|
Obs |
12 |
|
| Pa first |
309 |
|
Pa last |
35.2 |
|
P.A. Now (θ) |
35.2° |
|
| Sep first |
0.2 |
|
Sep last |
0.436 |
|
Sep. Now (ρ) |
0.436" |
|
| Mag pri |
9.90 |
|
Mag sec |
10.10 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
G5 (yellow) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
|
|
| Pri motion dec |
+051 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
18450+7621 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 44 59 +76 21 10 |
MLR 216 Aa,Ab |
2010 |
12 |
35 |
0.4 |
9.90 |
10.10 |
0.20 |
|
<=== |
| Show |
|
|
18 44 59 +76 21 10 |
UC 3662 AB |
2015 |
7 |
104 |
58.6 |
9.90 |
16.50 |
6.60 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Tycho2 |
4583-00451-1 |
|
