18037-2423 AEN 1 AB
18h 03m 40.33s -24° 22' 42.7" P.A. 9.00 sep 3.5 mag 10.30, Sp O7.5
Coord 2000 |
18037-2423 |
|
Discov num |
AEN 1 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 03 40.33 -24 22 42.7 |
|
Date first |
1984 |
|
Date last |
2007 |
|
Obs |
6 |
|
Pa first |
5 |
|
Pa last |
8.9 |
|
P.A. Now (θ) |
8.9° |
|
Sep first |
3.6 |
|
Sep last |
3.54 |
|
Sep. Now (ρ) |
3.54" |
|
Mag pri |
10.30 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
O7.5 (blue) |
|
Pri motion ra |
+002 |
|
Sec motion ra |
-008 |
|
Pri motion dec |
-004 |
|
Sec motion dec |
+006 |
|
Notes |
N
K
(See Notes, K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
rPM=1.414
This double is not physical.
18037-2423 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 03 40 -24 22 43 |
SBE 1 Aa,Ab |
2014 |
1 |
222 |
0.0 |
7.60 |
7.70 |
0.10 |
|
|
Show |
|
|
18 03 40 -24 22 43 |
AEN 1 AB |
2007 |
6 |
9 |
3.5 |
10.30 |
|
|
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Gaia DR2 |
4066021251107926272 |
|