18457-1624 J  1656

 
 
18h 45m 49.41s -16 23' 31.5" P.A. 287 sep 7.3 mag 10.94,12.00
 
 
Coord 2000
18457-1624
Discov num
J  1656
Comp
Coord arcsec 2000
18 45 49.41 -16 23 31.5
Date first
1905
Date last
2000
Obs
7
Pa first
291
Pa last
287
P.A. Now (θ)
287°
Sep first
5.3
Sep last
7.3
Sep. Now (ρ)
7.3"
Mag pri
10.94
Mag sec
12.00
delta mag (ΔM)
1.06
Spectral class
Pri motion ra
+022
Sec motion ra
-002
Pri motion dec
-010
Sec motion dec
-002
Notes
N (See Notes)
rPM=1.047
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
287.2
Precise sep
7.26
Constellation
Sagittarius
Tycho2
6280-01490-1
last precise pa
287.2
last precise sep
7.26
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18457-1624 J 1656 1943 4 292 4.9 10.94 12.00 N 184549.41-162331.5
18457-1624 J 1656 2000 5 287 7.3 10.94 12.00 N 184549.41-162331.5

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