15206+5520 HJ 2779 AB (HD 136883)
15h 20m 38.11s +55° 19' 30.9" P.A. 348.00 sep 10.1 mag 8.07,10.78 Sp F5 dist. 87.41 pc (285.13 l.y.)
| Coord 2000 |
15206+5520 |
|
Discov num |
HJ 2779 |
|
Comp |
AB |
|
Coord arcsec 2000 |
15 20 38.11 +55 19 30.9 |
|
| Date first |
1831 |
|
Date last |
2017 |
|
Obs |
30 |
|
| Pa first |
352 |
|
Pa last |
347.7 |
|
P.A. Now (θ) |
347.7° |
|
| Sep first |
12.0 |
|
Sep last |
10.13 |
|
Sep. Now (ρ) |
10.13" |
|
| Mag pri |
8.07 |
|
Mag sec |
10.78 |
|
delta mag (ΔM) |
2.71 |
|
Spectral class |
F5 (yellow-white) |
|
| Pri motion ra |
+003 |
|
Sec motion ra |
+003 |
|
| Pri motion dec |
+029 |
|
Sec motion dec |
+029 |
|
| Notes |
N
T
(See Notes, Parallax indicates physical) |
|
This double is physical.
15206+5520 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 136883 |
29488 |
15 20 38 +55 19 31 |
HJ 2779 AB |
2017 |
30 |
348 |
10.1 |
8.07 |
10.78 |
2.71 |
|
<=== |
| Show |
|
29488 |
15 20 38 +55 19 31 |
KPP 4384 AC |
2015 |
8 |
309 |
12.9 |
8.07 |
14.60 |
6.53 |
|
|
| Show |
|
|
15 20 38 +55 19 42 |
KPP 4384 BC |
2016 |
9 |
250 |
8.2 |
10.78 |
14.60 |
3.82 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 136883 |
|
Constellation |
Draco |
|
SAO |
29488 |
|
HIP |
75088 |
|
| Tycho2 |
3871-01359-1 |
|
HD |
136883 |
|
BD |
BD+55 1744 |
|
Distance |
87.41 |
|
| Distance ly |
285.13 |
|