18047+2707 ES 471 AB
18h 04m 39.08s +27° 06' 54.9" P.A. 274.00 sep 24.3 mag 7.21,14.20 Sp A7III dist. 169.2 pc (551.93 l.y.)
| Coord 2000 |
18047+2707 |
|
Discov num |
ES 471 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 04 39.08 +27 06 54.9 |
|
| Date first |
1907 |
|
Date last |
2015 |
|
Obs |
11 |
|
| Pa first |
271 |
|
Pa last |
273.7 |
|
P.A. Now (θ) |
273.7° |
|
| Sep first |
18.2 |
|
Sep last |
24.337 |
|
Sep. Now (ρ) |
24.337" |
|
| Mag pri |
7.21 |
|
Mag sec |
14.20 |
|
delta mag (ΔM) |
6.99 |
|
Spectral class |
A7III (white) |
|
| Pri motion ra |
+027 |
|
Sec motion ra |
|
|
| Pri motion dec |
-010 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
18047+2707 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
85707 |
18 04 39 +27 06 55 |
ES 471 AB |
2015 |
11 |
274 |
24.3 |
7.21 |
14.20 |
6.99 |
|
<=== |
| Show |
HD 165398 |
85707 |
18 04 39 +27 06 55 |
ES 471 AC |
2015 |
14 |
44 |
24.3 |
7.21 |
10.20 |
2.99 |
|
|
| Show |
|
85707 |
18 04 39 +27 06 55 |
SLE 106 AD |
2015 |
14 |
244 |
88.5 |
7.21 |
11.03 |
3.82 |
|
|
| Show |
|
85707 |
18 04 39 +27 06 55 |
SLE 106 AE |
2015 |
15 |
43 |
183.4 |
7.21 |
10.84 |
3.63 |
|
|
| Show |
|
85707 |
18 04 39 +27 06 55 |
SLE 106 AF |
2015 |
9 |
340 |
129.9 |
7.21 |
12.50 |
5.29 |
|
|
Sextuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
SAO |
85707 |
|
HIP |
88525 |
|
Tycho2 |
2099-00882-1 |
|
| Gaia DR2 |
4583295361187073536 |
|
HD |
165398 |
|
BD |
BD+27 2948 |
|
Distance |
169.2 |
|
| Distance ly |
551.93 |
|
