18056+3727 ES 2109 AB
18h 05m 38.74s +37° 27' 05.5" P.A. 147.00 sep 4.3 mag 9.48,11.00 Sp A2
| Coord 2000 |
18056+3727 |
|
Discov num |
ES 2109 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 05 38.74 +37 27 05.5 |
|
| Date first |
1924 |
|
Date last |
2019 |
|
Obs |
12 |
|
| Pa first |
148 |
|
Pa last |
147.2 |
|
P.A. Now (θ) |
147.2° |
|
| Sep first |
4.3 |
|
Sep last |
4.297 |
|
Sep. Now (ρ) |
4.297" |
|
| Mag pri |
9.48 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
1.52 |
|
Spectral class |
A2 (white) |
|
| Pri motion ra |
-014 |
|
Sec motion ra |
|
|
| Pri motion dec |
+001 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
18056+3727 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 05 39 +37 27 06 |
ES 2109 AB |
2019 |
12 |
147 |
4.3 |
9.48 |
11.00 |
1.52 |
|
<=== |
| Show |
|
|
18 05 39 +37 27 06 |
DAM 306 AC |
2015 |
3 |
331 |
18.8 |
9.48 |
14.70 |
5.22 |
|
|
| Show |
|
|
18 05 39 +37 27 06 |
ES 2109 AD |
2015 |
3 |
350 |
41.8 |
9.48 |
13.50 |
4.02 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
2633-01389-1 |
|
Gaia DR2 |
4610004663288312448 |
|
