18470-1912 HJ 2837

 
 
18h 46m 58.61s -19 11' 09.5" P.A. 89 sep 11.1 mag 11.39,11.40
 
 
Coord 2000
18470-1912
Discov num
HJ 2837
Comp
Coord arcsec 2000
18 46 58.61 -19 11 09.5
Date first
1830
Date last
2010
Obs
7
Pa first
92
Pa last
89
P.A. Now (θ)
89°
Sep first
5.0
Sep last
11.1
Sep. Now (ρ)
11.1"
Mag pri
11.39
Mag sec
11.40
delta mag (ΔM)
0.01
Spectral class
Pri motion ra
-007
Sec motion ra
+016
Pri motion dec
-003
Sec motion dec
-005
Notes
rPM=1.377
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
89
Precise sep
11.07
Constellation
Sagittarius
Tycho2
6288-01886-1
last precise pa
89
last precise sep
11.07
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18470-1912 HJ 2837 1998 4 89 11.1 11.39 11.40 D 184658.61-191109.5
18470-1912 HJ 2837 1999 5 89 11.0 11.39 11.40 D 184658.61-191109.5
18470-1912 HJ 2837 2010 7 89 10.8 11.39 11.40 184658.61-191109.5

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