18189-1347 DCH 41 AB
18h 18m 51.67s -13° 46' 54.9" P.A. 261.00 sep 1.0 mag 13.41,17.10
Coord 2000 |
18189-1347 |
|
Discov num |
DCH 41 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 18 51.67 -13 46 54.9 |
|
Date first |
1998 |
|
Date last |
1998 |
|
Obs |
1 |
|
Pa first |
261 |
|
Pa last |
261.3 |
|
P.A. Now (θ) |
261.3° |
|
Sep first |
1.0 |
|
Sep last |
0.959 |
|
Sep. Now (ρ) |
0.959" |
|
Mag pri |
13.41 |
|
Mag sec |
17.10 |
|
delta mag (ΔM) |
3.69 |
|
Spectral class |
|
|
Pri motion ra |
-016 |
|
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.
18189-1347 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 18 52 -13 46 55 |
DCH 41 AB |
1998 |
1 |
261 |
1.0 |
13.41 |
17.10 |
3.69 |
|
<=== |
Show |
|
|
18 18 56 -13 46 54 |
DCH 42 CD |
1998 |
1 |
320 |
1.3 |
10.44 |
15.03 |
4.59 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Serpens |
|
Gaia DR2 |
4146600506918568064 |
|