18404+0942 S 704 (HD 172504)
18h 40m 21.03s +09° 41' 50.6" P.A. 264.00 sep 58.1 mag 8.49,9.07 Sp F0 dist. 77.52 pc (252.87 l.y.)
| Coord 2000 |
18404+0942 |
|
Discov num |
S 704 |
|
Comp |
|
|
Coord arcsec 2000 |
18 40 21.03 +09 41 50.6 |
|
| Date first |
1794 |
|
Date last |
2019 |
|
Obs |
33 |
|
| Pa first |
270 |
|
Pa last |
263.8 |
|
P.A. Now (θ) |
263.8° |
|
| Sep first |
59.2 |
|
Sep last |
58.08 |
|
Sep. Now (ρ) |
58.08" |
|
| Mag pri |
8.49 |
|
Mag sec |
9.07 |
|
delta mag (ΔM) |
0.58 |
|
Spectral class |
F0 (yellow-white) |
|
| Pri motion ra |
+009 |
|
Sec motion ra |
+004 |
|
| Pri motion dec |
+007 |
|
Sec motion dec |
-014 |
|
| Notes |
N
Y
(See Notes, Parallax indicates components are non-physical) |
|
rPM=1.483
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 172504 |
|
Constellation |
Ophiuchus |
|
SAO |
123792 |
|
HIP |
91555 |
|
| Tycho2 |
1029-03920-1 |
|
Gaia DR2 |
4479634951140439552 |
|
HD |
172504 |
|
GC |
25542 |
|
| BD |
BD+09 3814 |
|
Distance |
77.52 |
|
Distance ly |
252.87 |
|
