18142-3525 B 424 AC
18h 14m 14.81s -35° 24' 46.9" P.A. 143.00 sep 42.5 mag 8.95,10.77 Sp A:
Coord 2000 |
18142-3525 |
|
Discov num |
B 424 |
|
Comp |
AC |
|
Coord arcsec 2000 |
18 14 14.81 -35 24 46.9 |
|
Date first |
1912 |
|
Date last |
2015 |
|
Obs |
10 |
|
Pa first |
142 |
|
Pa last |
142.7 |
|
P.A. Now (θ) |
142.7° |
|
Sep first |
42.6 |
|
Sep last |
42.485 |
|
Sep. Now (ρ) |
42.485" |
|
Mag pri |
8.95 |
|
Mag sec |
10.77 |
|
delta mag (ΔM) |
1.82 |
|
Spectral class |
A: (white) |
|
Pri motion ra |
-001 |
|
Sec motion ra |
-015 |
|
Pri motion dec |
-011 |
|
Sec motion dec |
-013 |
|
Notes |
|
|
rPM=0.712
Nature of this double is uncertain.
18142-3525 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 166905 |
209891 |
18 14 15 -35 24 47 |
B 424 AB |
2014 |
5 |
82 |
1.0 |
8.95 |
9.60 |
0.65 |
|
|
Show |
|
209891 |
18 14 15 -35 24 47 |
B 424 AC |
2015 |
10 |
143 |
42.5 |
8.95 |
10.77 |
1.82 |
|
<=== |
Show |
|
|
18 14 17 -35 25 21 |
B 424 CD |
2016 |
7 |
41 |
2.8 |
10.77 |
12.10 |
1.33 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
SAO |
209891 |
|
Tycho2 |
7400-01283-1 |
|
Gaia DR2 |
4038434298266917376 |
|
HD |
166905 |
|