18393+6348 ES 126 AB (HD 173108)
18h 39m 18.80s +63° 47' 31.5" P.A. 52.00 sep 72.4 mag 8.36,11.47 Sp A3 dist. 153.14 pc (499.54 l.y.)
Coord 2000 |
18393+6348 |
|
Discov num |
ES 126 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 39 18.80 +63 47 31.5 |
|
Date first |
1898 |
|
Date last |
2015 |
|
Obs |
9 |
|
Pa first |
54 |
|
Pa last |
52.4 |
|
P.A. Now (θ) |
52.4° |
|
Sep first |
73.1 |
|
Sep last |
72.419 |
|
Sep. Now (ρ) |
72.419" |
|
Mag pri |
8.36 |
|
Mag sec |
11.47 |
|
delta mag (ΔM) |
3.11 |
|
Spectral class |
A3 (white) |
|
Pri motion ra |
+004 |
|
Sec motion ra |
+000 |
|
Pri motion dec |
-022 |
|
Sec motion dec |
-029 |
|
Notes |
|
|
rPM=0.278 (< 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
Name |
HD 173108 |
|
Constellation |
Draco |
|
SAO |
17965 |
|
HIP |
91467 |
|
Tycho2 |
4223-00799-1 |
|
Gaia DR2 |
2256314236630576384 |
|
HD |
173108 |
|
GC |
25570 |
|
BD |
BD+63 1446 |
|
Distance |
153.14 |
|
Distance ly |
499.54 |
|