18216-2359 B   388

 
 
18h 21m 35.85s -23 59' 13.4" P.A. 198 sep 1.4 mag 9.43,13.80 Sp A1m
 
 
Coord 2000
18216-2359
Discov num
B   388
Comp
Coord arcsec 2000
18 21 35.85 -23 59 13.4
Date first
1926
Date last
1926
Obs
1
Pa first
198
Pa last
198
P.A. Now (θ)
198°
Sep first
1.4
Sep last
1.4
Sep. Now (ρ)
1.4"
Mag pri
9.43
Mag sec
13.80
delta mag (ΔM)
4.37
Spectral class
A1m (white)
Pri motion ra
-002
Sec motion ra
Pri motion dec
+008
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
197.6
Precise sep
1.37
Constellation
Sagittarius
SAO
186700
Tycho2
6844-00718-1
HD
168611
last precise pa
197.6
last precise sep
1.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18216-2359 B 388 1926 1 198 1.4 9.43 13.80 A1m 182135.85-235913.4

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