18079+4002 ES 1649 AB
18h 07m 51.56s +40° 01' 27.6" P.A. 331.00 sep 7.8 mag 10.73,14.20
| Coord 2000 |
18079+4002 |
|
Discov num |
ES 1649 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 07 51.56 +40 01 27.6 |
|
| Date first |
1917 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
331 |
|
Pa last |
330.9 |
|
P.A. Now (θ) |
330.9° |
|
| Sep first |
6.8 |
|
Sep last |
7.8 |
|
Sep. Now (ρ) |
7.8" |
|
| Mag pri |
10.73 |
|
Mag sec |
14.20 |
|
delta mag (ΔM) |
3.47 |
|
Spectral class |
|
|
| Pri motion ra |
+004 |
|
Sec motion ra |
-017 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
+027 |
|
| Notes |
|
|
rPM=1.253
This double is not physical.
18079+4002 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 07 52 +40 01 28 |
ES 1649 AB |
2015 |
9 |
331 |
7.8 |
10.73 |
14.20 |
3.47 |
|
<=== |
| Show |
|
|
18 07 52 +40 01 28 |
ES 1649 AC |
2015 |
9 |
226 |
24.4 |
10.73 |
13.70 |
2.97 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
3106-00848-1 |
|
Gaia DR2 |
2112501899586129792 |
|
