17386+2219 COU 316 AB
17h 38m 34.13s +22° 19' 01.4" P.A. 186.00 sep 34.2 mag 11.00,11.70
| Coord 2000 |
17386+2219 |
|
Discov num |
COU 316 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 38 34.13 +22 19 01.4 |
|
| Date first |
1894 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
187 |
|
Pa last |
186.1 |
|
P.A. Now (θ) |
186.1° |
|
| Sep first |
33.5 |
|
Sep last |
34.201 |
|
Sep. Now (ρ) |
34.201" |
|
| Mag pri |
11.00 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
|
|
| Pri motion ra |
+007 |
|
Sec motion ra |
+005 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
-004 |
|
| Notes |
|
|
rPM=0.307
Nature of this double is uncertain.
17386+2219 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
17 38 34 +22 19 01 |
COU 316 AB |
2015 |
5 |
186 |
34.2 |
11.00 |
11.70 |
0.70 |
|
<=== |
| Show |
|
|
17 38 34 +22 18 27 |
COU 316 BC |
2016 |
2 |
276 |
2.3 |
11.70 |
11.90 |
0.20 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
1563-00828-1 |
|
Gaia DR2 |
4557091284679533696 |
|
