18181-0120 HDS 2587 AB (HD 168073)
18h 18m 05.51s -01° 19' 48.5" P.A. 196.00 sep 0.1 mag 7.78,9.34 Sp A0 dist. 227.79 pc (743.05 l.y.)
| Coord 2000 |
18181-0120 |
|
Discov num |
HDS2587 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 18 05.51 -01 19 48.5 |
|
| Date first |
1991 |
|
Date last |
2023 |
|
Obs |
9 |
|
| Pa first |
350 |
|
Pa last |
196.4 |
|
P.A. Now (θ) |
196.4° |
|
| Sep first |
0.1 |
|
Sep last |
0.136 |
|
Sep. Now (ρ) |
0.136" |
|
| Mag pri |
7.78 |
|
Mag sec |
9.34 |
|
delta mag (ΔM) |
1.56 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
|
|
| Pri motion dec |
+002 |
|
Sec motion dec |
|
|
| Notes |
O
(Orbital solution) |
|
This double is physical.
18181-0120 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 168073 |
142206 |
18 18 06 -01 19 48 |
HDS 2587 AB |
2023 |
9 |
196 |
0.1 |
7.78 |
9.34 |
1.56 |
|
<=== |
| Show |
|
142206 |
18 18 06 -01 19 48 |
GII 265 AC |
2013 |
1 |
167 |
1.8 |
7.78 |
|
|
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 168073 |
|
Constellation |
Serpens |
|
SAO |
142206 |
|
HIP |
89680 |
|
| Tycho2 |
5098-00553-1 |
|
HD |
168073 |
|
BD |
BD-01 3469 |
|
Distance |
227.79 |
|
| Distance ly |
743.05 |
|
