18335+0726 SLE 690 AC
18h 33m 26.99s +07° 25' 49.0" P.A. 304.00 sep 87.5 mag 9.66,11.38 Sp B8
| Coord 2000 |
18335+0726 |
|
Discov num |
SLE 690 |
|
Comp |
AC |
|
Coord arcsec 2000 |
18 33 26.99 +07 25 49.0 |
|
| Date first |
1919 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
304 |
|
Pa last |
304.1 |
|
P.A. Now (θ) |
304.1° |
|
| Sep first |
88.9 |
|
Sep last |
87.493 |
|
Sep. Now (ρ) |
87.493" |
|
| Mag pri |
9.66 |
|
Mag sec |
11.38 |
|
delta mag (ΔM) |
1.72 |
|
Spectral class |
B8 (blue-white) |
|
| Pri motion ra |
-021 |
|
Sec motion ra |
-004 |
|
| Pri motion dec |
+005 |
|
Sec motion dec |
+002 |
|
| Notes |
N
W
(See Notes, ) |
|
rPM=0.8
Nature of this double is uncertain.
18335+0726 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 33 27 +07 25 49 |
SCJ 18 AB |
2016 |
24 |
196 |
46.0 |
9.66 |
9.77 |
0.11 |
|
|
| Show |
|
|
18 33 27 +07 25 49 |
SLE 690 AC |
2015 |
9 |
304 |
87.5 |
9.66 |
11.38 |
1.72 |
|
<=== |
| Show |
|
|
18 33 27 +07 25 49 |
SCJ 18 AD |
2015 |
7 |
119 |
16.9 |
9.66 |
13.90 |
4.24 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
Tycho2 |
0458-00475-1 |
|
Gaia DR2 |
4478849659307862400 |
|