18237+0829 ROE 100 BC
18h 23m 43.93s +08° 29' 17.5" P.A. 345.00 sep 5.6 mag 11.13,12.90
| Coord 2000 |
18237+0829 |
|
Discov num |
ROE 100 |
|
Comp |
BC |
|
Coord arcsec 2000 |
18 23 43.93 +08 29 17.5 |
|
| Date first |
1898 |
|
Date last |
2015 |
|
Obs |
12 |
|
| Pa first |
342 |
|
Pa last |
344.5 |
|
P.A. Now (θ) |
344.5° |
|
| Sep first |
4.8 |
|
Sep last |
5.611 |
|
Sep. Now (ρ) |
5.611" |
|
| Mag pri |
11.13 |
|
Mag sec |
12.90 |
|
delta mag (ΔM) |
1.77 |
|
Spectral class |
|
|
| Pri motion ra |
+007 |
|
Sec motion ra |
+007 |
|
| Pri motion dec |
+005 |
|
Sec motion dec |
+012 |
|
| Notes |
|
|
rPM=0.504
Nature of this double is uncertain.
18237+0829 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 169308 |
123424 |
18 23 43 +08 28 53 |
ROE 100 AB |
2015 |
21 |
21 |
27.4 |
9.29 |
11.13 |
1.84 |
|
|
| Show |
|
|
18 23 44 +08 29 18 |
ROE 100 BC |
2015 |
12 |
345 |
5.6 |
11.13 |
12.90 |
1.77 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
Tycho2 |
1023-00801-1 |
|
Gaia DR2 |
4478505993198351232 |
|