18236-2245 ARA1884

 
 
18h 23m 34.09s -22 45' 07.8" P.A. 337 sep 13.8 mag 10.36,13.60 Sp F8
 
 
Coord 2000
18236-2245
Discov num
ARA1884
Comp
Coord arcsec 2000
18 23 34.09 -22 45 07.8
Date first
1920
Date last
1999
Obs
3
Pa first
332
Pa last
337
P.A. Now (θ)
337°
Sep first
13.7
Sep last
13.8
Sep. Now (ρ)
13.8"
Mag pri
10.36
Mag sec
13.60
delta mag (ΔM)
3.24
Spectral class
F8 (yellow-white)
Pri motion ra
+001
Sec motion ra
+019
Pri motion dec
-018
Sec motion dec
-007
Notes
rPM=1.042
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
337
Precise sep
13.752
Constellation
Sagittarius
Tycho2
6844-02824-1
HD
314506
last precise pa
337
last precise sep
13.752
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18236-2245 ARA1884 1998 2 337 13.9 10.36 13.60 D 182334.09-224507.8
18236-2245 ARA1884 1999 3 337 13.8 10.36 13.60 D 182334.09-224507.8
18236-2245 ARA1884 2010 4 334 13.7 10.36 13.60 F8 182334.09-224507.8

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