18544-0352 J  1374

 
 
18h 54m 22.41s -03 51' 46.7" P.A. 177 sep 5.4 mag 10.30,10.80 Sp B9
 
 
Coord 2000
18544-0352
Discov num
J  1374
Comp
Coord arcsec 2000
18 54 22.41 -03 51 46.7
Date first
1940
Date last
2016
Obs
9
Pa first
183
Pa last
177
P.A. Now (θ)
177°
Sep first
3.8
Sep last
5.4
Sep. Now (ρ)
5.4"
Mag pri
10.30
Mag sec
10.80
delta mag (ΔM)
0.5
Spectral class
B9 (blue-white)
Pri motion ra
-001
Sec motion ra
-004
Pri motion dec
+005
Sec motion dec
-035
Notes
rPM=1.139
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
177.3
Precise sep
5.388
Constellation
Scutum
last precise pa
177.3
last precise sep
5.388
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18544-0352 J 1374 1999 3 178 5.3 10.30 10.80 B9 D 185422.41-035146.7
18544-0352 J 1374 2009 4 177 5.2 10.30 10.80 B9 D 185422.41-035146.7
18544-0352 J 1374 2016 9 177 5.4 10.30 10.80 B9 185422.41-035146.7

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