16502+2219 OSO 74 AC
16h 50m 11.46s +22° 18' 50.0" P.A. 38.00 sep 25.3 mag 11.26,17.10
| Coord 2000 |
16502+2219 |
|
Discov num |
OSO 74 |
|
Comp |
AC |
|
Coord arcsec 2000 |
16 50 11.46 +22 18 50.0 |
|
| Date first |
1995 |
|
Date last |
2021 |
|
Obs |
3 |
|
| Pa first |
39 |
|
Pa last |
38 |
|
P.A. Now (θ) |
38° |
|
| Sep first |
23.8 |
|
Sep last |
25.3 |
|
Sep. Now (ρ) |
25.3" |
|
| Mag pri |
11.26 |
|
Mag sec |
17.10 |
|
delta mag (ΔM) |
5.84 |
|
Spectral class |
|
|
| Pri motion ra |
-149 |
|
Sec motion ra |
|
|
| Pri motion dec |
-367 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
16502+2219 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
16 50 11 +22 18 50 |
OSO 74 AB |
2021 |
2 |
188 |
18.6 |
11.26 |
19.70 |
8.44 |
|
|
| Show |
|
|
16 50 11 +22 18 50 |
OSO 74 AC |
2021 |
3 |
38 |
25.3 |
11.26 |
17.10 |
5.84 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
1533-00988-1 |
|
