18384+6043 HJ 2836 AB
18h 38m 24.32s +60° 42' 39.3" P.A. 316.00 sep 32.3 mag 6.68,12.90 Sp F2 dist. 107.76 pc (351.51 l.y.)
Coord 2000 |
18384+6043 |
|
Discov num |
HJ 2836 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 38 24.32 +60 42 39.3 |
|
Date first |
1831 |
|
Date last |
2015 |
|
Obs |
10 |
|
Pa first |
328 |
|
Pa last |
315.7 |
|
P.A. Now (θ) |
315.7° |
|
Sep first |
35.0 |
|
Sep last |
32.264 |
|
Sep. Now (ρ) |
32.264" |
|
Mag pri |
6.68 |
|
Mag sec |
12.90 |
|
delta mag (ΔM) |
6.22 |
|
Spectral class |
F2 (yellow-white) |
|
Pri motion ra |
+002 |
|
Sec motion ra |
+008 |
|
Pri motion dec |
+054 |
|
Sec motion dec |
-027 |
|
Notes |
|
|
rPM=1.503
This double is not physical.
18384+6043 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
17961 |
18 38 24 +60 42 39 |
HJ 2836 AB |
2015 |
10 |
316 |
32.3 |
6.68 |
12.90 |
6.22 |
|
<=== |
Show |
|
17961 |
18 38 24 +60 42 39 |
HJ 2836 AC |
2015 |
7 |
252 |
56.4 |
6.68 |
13.50 |
6.82 |
|
|
Show |
HD 172825 |
17961 |
18 38 24 +60 42 39 |
SLE 235 AD |
2015 |
6 |
313 |
154.7 |
6.68 |
11.55 |
4.87 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Draco |
|
SAO |
17961 |
|
HIP |
91397 |
|
Tycho2 |
4215-01006-1 |
|
Gaia DR2 |
2156503702094828288 |
|
HD |
172825 |
|
GC |
25538 |
|
BD |
BD+60 1840 |
|
Distance |
107.76 |
|
Distance ly |
351.51 |
|