20136+0717 TOB 308 AB
20h 13m 37.30s +07° 16' 53.4" P.A. 50.00 sep 18.9 mag 10.80,12.30
| Coord 2000 |
20136+0717 |
|
Discov num |
TOB 308 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 13 37.30 +07 16 53.4 |
|
| Date first |
1919 |
|
Date last |
2016 |
|
Obs |
8 |
|
| Pa first |
52 |
|
Pa last |
49.8 |
|
P.A. Now (θ) |
49.8° |
|
| Sep first |
19.3 |
|
Sep last |
18.906 |
|
Sep. Now (ρ) |
18.906" |
|
| Mag pri |
10.80 |
|
Mag sec |
12.30 |
|
delta mag (ΔM) |
1.5 |
|
Spectral class |
|
|
| Pri motion ra |
-083 |
|
Sec motion ra |
-057 |
|
| Pri motion dec |
-044 |
|
Sec motion dec |
-051 |
|
| Notes |
|
|
rPM=0.287 (< 0.3, Physical double)
This double is physical.
20136+0717 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 13 37 +07 16 53 |
TOB 308 AB |
2016 |
8 |
50 |
18.9 |
10.80 |
12.30 |
1.50 |
|
<=== |
| Show |
|
|
20 13 38 +07 17 05 |
TOB 308 BC |
2015 |
5 |
63 |
15.6 |
12.30 |
12.40 |
0.10 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquila |
|
Tycho2 |
0507-01976-1 |
|
Gaia DR2 |
4250476215115519744 |
|
