19110+4147 HJ 2857 AC (HD 179506)
19h 10m 57.76s +41° 46' 33.4" P.A. 211.00 sep 37.3 mag 7.90,12.49 Sp B8 dist. 495.05 pc (1614.85 l.y.)
Coord 2000 |
19110+4147 |
|
Discov num |
HJ 2857 |
|
Comp |
AC |
|
Coord arcsec 2000 |
19 10 57.76 +41 46 33.4 |
|
Date first |
1907 |
|
Date last |
2015 |
|
Obs |
7 |
|
Pa first |
211 |
|
Pa last |
211 |
|
P.A. Now (θ) |
211° |
|
Sep first |
36.6 |
|
Sep last |
37.342 |
|
Sep. Now (ρ) |
37.342" |
|
Mag pri |
7.90 |
|
Mag sec |
12.49 |
|
delta mag (ΔM) |
4.59 |
|
Spectral class |
B8 (blue-white) |
|
Pri motion ra |
+002 |
|
Sec motion ra |
|
|
Pri motion dec |
+000 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
19110+4147 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
48165 |
19 10 58 +41 46 33 |
HJ 2857 AB |
2015 |
7 |
176 |
13.9 |
7.90 |
13.40 |
5.50 |
|
|
Show |
HD 179506 |
48165 |
19 10 58 +41 46 33 |
HJ 2857 AC |
2015 |
7 |
211 |
37.3 |
7.90 |
12.49 |
4.59 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 179506 |
|
Constellation |
Lyra |
|
SAO |
48165 |
|
HIP |
94234 |
|
Tycho2 |
3129-00784-1 |
|
Gaia DR2 |
2102391512214758144 |
|
HD |
179506 |
|
BD |
BD+41 3257 |
|
Distance |
495.05 |
|
Distance ly |
1614.85 |
|