19181-0525 HJ 881 AB (HD 180785)
19h 18m 07.10s -05° 25' 24.5" P.A. 340.00 sep 32.0 mag 7.83,9.81 Sp K3II dist. 1136.36 pc (3706.81 l.y.)
| Coord 2000 |
19181-0525 |
|
Discov num |
HJ 881 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 18 07.10 -05 25 24.5 |
|
| Date first |
1827 |
|
Date last |
2015 |
|
Obs |
17 |
|
| Pa first |
340 |
|
Pa last |
339.8 |
|
P.A. Now (θ) |
339.8° |
|
| Sep first |
32.5 |
|
Sep last |
32.005 |
|
Sep. Now (ρ) |
32.005" |
|
| Mag pri |
7.83 |
|
Mag sec |
9.81 |
|
delta mag (ΔM) |
1.98 |
|
Spectral class |
K3II (yellow-orange) |
|
| Pri motion ra |
-000 |
|
Sec motion ra |
+004 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
-017 |
|
| Notes |
|
|
rPM=0.67
Nature of this double is uncertain.
19181-0525 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 180785 |
143237 |
19 18 07 -05 25 24 |
HJ 881 AB |
2015 |
17 |
340 |
32.0 |
7.83 |
9.81 |
1.98 |
|
<=== |
| Show |
|
143237 |
19 18 07 -05 25 24 |
ABH 114 AD |
2015 |
10 |
250 |
86.9 |
7.83 |
14.16 |
6.33 |
|
|
| Show |
|
143237 |
19 18 07 -05 25 24 |
HO 574 AE |
2015 |
11 |
62 |
15.6 |
7.83 |
13.40 |
5.57 |
|
|
| Show |
|
|
19 18 06 -05 24 54 |
HDS 2731 Ba,Bb |
1991 |
2 |
218 |
1.1 |
9.82 |
11.30 |
1.48 |
|
|
| Show |
|
|
19 18 06 -05 24 54 |
HJ 881 BC |
2020 |
14 |
306 |
7.3 |
9.82 |
10.50 |
0.68 |
|
|
Sextuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 180785 |
|
Constellation |
Aquila |
|
SAO |
143237 |
|
HIP |
94857 |
|
| Tycho2 |
5138-01661-1 |
|
Gaia DR2 |
4211368819911987584 |
|
HD |
180785 |
|
BD |
BD-05 4927 |
|
| Distance |
1136.36 |
|
Distance ly |
3706.81 |
|
