19083+2706 HO 98 AB,C (HD 178617)
19h 08m 16.19s +27° 05' 39.3" P.A. 107.00 sep 28.4 mag 7.55,12.20 Sp A0 dist. 359.71 pc (1173.37 l.y.)
| Coord 2000 |
19083+2706 |
|
Discov num |
HO 98 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
19 08 16.19 +27 05 39.3 |
|
| Date first |
1893 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
111 |
|
Pa last |
107.4 |
|
P.A. Now (θ) |
107.4° |
|
| Sep first |
27.6 |
|
Sep last |
28.417 |
|
Sep. Now (ρ) |
28.417" |
|
| Mag pri |
7.55 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
4.65 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
+000 |
|
Sec motion ra |
+017 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-002 |
|
| Notes |
|
|
rPM=1.035
This double is not physical.
19083+2706 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
86855 |
19 08 16 +27 05 39 |
HO 98 AB |
2016 |
78 |
61 |
0.2 |
8.28 |
8.30 |
0.02 |
Y |
|
| Show |
HD 178617 |
86855 |
19 08 16 +27 05 39 |
HO 98 AB,C |
2015 |
8 |
107 |
28.4 |
7.55 |
12.20 |
4.65 |
|
<=== |
| Show |
|
86855 |
19 08 16 +27 05 39 |
WAL 104 AB,D |
2014 |
5 |
18 |
91.6 |
7.55 |
11.10 |
3.55 |
|
|
Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 178617 |
|
Constellation |
Lyra |
|
SAO |
86855 |
|
HIP |
93994 |
|
| Tycho2 |
2131-01445-1 |
|
HD |
178617 |
|
BD |
BD+26 3458 |
|
Distance |
359.71 |
|
| Distance ly |
1173.37 |
|
