18393+6348 ES 126 BC
18h 39m 27.45s +63° 48' 15.9" P.A. 24.00 sep 4.8 mag 11.47,12.34
Coord 2000 |
18393+6348 |
|
Discov num |
ES 126 |
|
Comp |
BC |
|
Coord arcsec 2000 |
18 39 27.45 +63 48 15.9 |
|
Date first |
1898 |
|
Date last |
2016 |
|
Obs |
11 |
|
Pa first |
31 |
|
Pa last |
23.8 |
|
P.A. Now (θ) |
23.8° |
|
Sep first |
4.8 |
|
Sep last |
4.766 |
|
Sep. Now (ρ) |
4.766" |
|
Mag pri |
11.47 |
|
Mag sec |
12.34 |
|
delta mag (ΔM) |
0.87 |
|
Spectral class |
|
|
Pri motion ra |
-004 |
|
Sec motion ra |
-004 |
|
Pri motion dec |
-026 |
|
Sec motion dec |
-027 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.037 (< 0.3, Physical double)
This double is physical.
18393+6348 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 173108 |
17965 |
18 39 19 +63 47 32 |
ES 126 AB |
2015 |
9 |
52 |
72.4 |
8.36 |
11.47 |
3.11 |
|
|
Show |
|
17965 |
18 39 19 +63 47 32 |
ES 126 AD |
2015 |
7 |
54 |
46.0 |
8.36 |
13.29 |
4.93 |
|
|
Show |
|
|
18 39 27 +63 48 16 |
ES 126 BC |
2016 |
11 |
24 |
4.8 |
11.47 |
12.34 |
0.87 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Draco |
|
Tycho2 |
4223-01561-1 |
|
Gaia DR2 |
2256314309646170880 |
|