17574+5111 ES 78 AB (HD 234522)
17h 57m 24.04s +51° 11' 18.0" P.A. 130.00 sep 8.1 mag 9.44,12.38 Sp G0 dist. 224.22 pc (731.41 l.y.)
Coord 2000 |
17574+5111 |
|
Discov num |
ES 78 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 57 24.04 +51 11 18.0 |
|
Date first |
1901 |
|
Date last |
2019 |
|
Obs |
28 |
|
Pa first |
137 |
|
Pa last |
129.6 |
|
P.A. Now (θ) |
129.6° |
|
Sep first |
6.5 |
|
Sep last |
8.054 |
|
Sep. Now (ρ) |
8.054" |
|
Mag pri |
9.44 |
|
Mag sec |
12.38 |
|
delta mag (ΔM) |
2.94 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
-019 |
|
Sec motion ra |
-004 |
|
Pri motion dec |
+004 |
|
Sec motion dec |
-001 |
|
Notes |
N
(See Notes) |
|
rPM=0.814
This double is not physical.
17574+5111 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 234522 |
30657 |
17 57 24 +51 11 18 |
ES 78 AB |
2019 |
28 |
130 |
8.1 |
9.44 |
12.38 |
2.94 |
|
<=== |
Show |
|
30657 |
17 57 24 +51 11 18 |
FOX 9011 AC |
2015 |
8 |
194 |
31.6 |
9.44 |
13.30 |
3.86 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 234522 |
|
Constellation |
Draco |
|
SAO |
30657 |
|
HIP |
87907 |
|
Tycho2 |
3523-00741-1 |
|
Gaia DR2 |
1367599951636073088 |
|
HD |
234522 |
|
BD |
BD+51 2283 |
|
Distance |
224.22 |
|
Distance ly |
731.41 |
|