18278-2052 ARA1151

 
 
18h 27m 48.90s -20 52' 33.9" P.A. 40 sep 16.1 mag 13.30,13.70
 
 
Coord 2000
18278-2052
Discov num
ARA1151
Comp
Coord arcsec 2000
18 27 48.90 -20 52 33.9
Date first
1919
Date last
1999
Obs
4
Pa first
35
Pa last
40
P.A. Now (θ)
40°
Sep first
14.9
Sep last
16.1
Sep. Now (ρ)
16.1"
Mag pri
13.30
Mag sec
13.70
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
-003
Sec motion ra
+015
Pri motion dec
-009
Sec motion dec
-002
Notes
rPM=1.276
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
39.6
Precise sep
16.115
Constellation
Sagittarius
last precise pa
39.6
last precise sep
16.115
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18278-2052 ARA1151 1919 1 35 14.9 13.30 13.70 182748.90-205233.9
18278-2052 ARA1151 1998 2 39 16.0 13.30 13.70 182748.90-205233.9
18278-2052 ARA1151 1999 3 40 16.1 13.30 13.70 182748.90-205233.9

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