18363+0516 A   355

 
 
18h 36m 19.32s +05 15' 37.5" P.A. 140 sep 1.4 mag 9.40,10.93 Sp A0
 
 
Coord 2000
18363+0516
Discov num
A   355
Comp
Coord arcsec 2000
18 36 19.32 +05 15 37.5
Date first
1902
Date last
1996
Obs
11
Pa first
144
Pa last
140
P.A. Now (θ)
140°
Sep first
1.2
Sep last
1.4
Sep. Now (ρ)
1.4"
Mag pri
9.40
Mag sec
10.93
delta mag (ΔM)
1.53
Spectral class
A0 (white)
Pri motion ra
+001
Sec motion ra
+001
Pri motion dec
+001
Sec motion dec
+001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
139.7
Precise sep
1.39
Constellation
Serpens
Tycho2
0454-00725-1
HD
171749
last precise pa
139.7
last precise sep
1.39
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18363+0516 A 355 1996 11 140 1.4 9.40 10.93 A0 183619.32+051537.5

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