18186-1345 DCH  21

 
 
18h 18m 37.05s -13 45' 28.6" P.A. 299 sep 0.1 mag 10.14,10.30
 
 
Coord 2000
18186-1345
Discov num
DCH  21
Comp
Coord arcsec 2000
18 18 37.05 -13 45 28.6
Date first
1998
Date last
1998
Obs
1
Pa first
299
Pa last
299
P.A. Now (θ)
299°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
10.14
Mag sec
10.30
delta mag (ΔM)
0.16
Spectral class
Pri motion ra
-013
Sec motion ra
Pri motion dec
+025
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
298.7
Precise sep
0.139
Constellation
Serpens
Tycho2
5689-00199-1
last precise pa
298.7
last precise sep
0.139
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18186-1345 DCH 21 1998 1 299 0.1 14.06   181837.05-134528.6

If you need more information about this double, apply for a data request form to the WDS.