18188-1347 DCH  37AB

 
 
18H 18M 49.40S -13 46' 50.1" P.A. 307 SEP 0.7 MAG 10.96,13.43
 
 
Coord 2000
18188-1347
Discov num
DCH  37
Comp
AB
Coord arcsec 2000
18 18 49.40 -13 46 50.1
Date first
1998
Date last
1998
Obs
1
Pa first
307
Pa last
307
P.A. Now (θ)
307°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
10.96
Mag sec
13.43
delta mag (ΔM)
2.47
Spectral class
Pri motion ra
+001
Sec motion ra
Pri motion dec
+000
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
18188-1347 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18188-1347 DCH 37 AB 1998 1998 1 307 0.7 10.96 13.43 2.47 <===
Show 18188-1347 DCH 38 CD 1998 1998 1 90 1.4 8.91 14.56 5.65
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Serpens
Tycho2
5689-00133-1
last precise pa
306.8
last precise sep
0.67