18186-1347 DCH 24 AB
18h 18m 38.37s -13° 47' 08.6" P.A. 30.00 sep 0.5 mag 10.58,14.33 Sp B5
Coord 2000 |
18186-1347 |
|
Discov num |
DCH 24 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 18 38.37 -13 47 08.6 |
|
Date first |
1998 |
|
Date last |
1998 |
|
Obs |
1 |
|
Pa first |
30 |
|
Pa last |
29.8 |
|
P.A. Now (θ) |
29.8° |
|
Sep first |
0.5 |
|
Sep last |
0.538 |
|
Sep. Now (ρ) |
0.538" |
|
Mag pri |
10.58 |
|
Mag sec |
14.33 |
|
delta mag (ΔM) |
3.75 |
|
Spectral class |
B5 (blue-white) |
|
Pri motion ra |
+000 |
|
Sec motion ra |
|
|
Pri motion dec |
+003 |
|
Sec motion dec |
|
|
Notes |
K
(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
Nature of this double is uncertain.
18186-1347 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 18 38 -13 47 09 |
DCH 24 AB |
1998 |
1 |
30 |
0.5 |
10.58 |
14.33 |
3.75 |
|
<=== |
Show |
|
|
18 18 36 -13 47 19 |
DBR 291 CD |
2017 |
3 |
99 |
3.1 |
12.90 |
12.90 |
0.00 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Serpens |
|
Gaia DR2 |
4146600640059737088 |
|