16442-4725 B  1823

 
 
16h 44m 12.44s -47 24' 43.4" P.A. 124 sep 3.2 mag 9.29,13.40 Sp B3
 
 
Coord 2000
16442-4725
Discov num
B  1823
Comp
Coord arcsec 2000
16 44 12.44 -47 24 43.4
Date first
1931
Date last
2000
Obs
2
Pa first
127
Pa last
124
P.A. Now (θ)
124°
Sep first
3.2
Sep last
3.2
Sep. Now (ρ)
3.2"
Mag pri
9.29
Mag sec
13.40
delta mag (ΔM)
4.11
Spectral class
B3 (blue-white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
124
Precise sep
3.16
Constellation
Ara
SAO
227127
Tycho2
8330-04464-1
HD
328864
last precise pa
124
last precise sep
3.16
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16442-4725 B 1823 1931 1 127 3.2 9.29 13.40 B3 164412.44-472443.4
16442-4725 B 1823 2000 2 124 3.2 9.29 13.40 B3 164412.44-472443.4

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