11318-7354 HJ 4450

 
 
11h 31m 47.88s -73 54' 09.6" P.A. 41 sep 20.9 mag 6.87,10.89 Sp B7IV dist. 571.43 pc (1864 l.y.)
 
 
Coord 2000
11318-7354
Discov num
HJ 4450
Comp
Coord arcsec 2000
11 31 47.88 -73 54 09.6
Date first
1835
Date last
2010
Obs
10
Pa first
37
Pa last
41
P.A. Now (θ)
41°
Sep first
17.5
Sep last
20.9
Sep. Now (ρ)
20.9"
Mag pri
6.87
Mag sec
10.89
delta mag (ΔM)
4.02
Spectral class
B7IV (blue-white)
Pri motion ra
-007
Sec motion ra
-005
Pri motion dec
+002
Sec motion dec
+004
Notes
rPM=0.389
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
40.5
Precise sep
20.9
Constellation
Musca
SAO
256849
HIP
56246
Tycho2
9237-01995-1
HD
100359
CP
CP-73 864
Distance
571.43
Distance ly
1864
last precise pa
40.5
last precise sep
20.9
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11318-7354 HJ 4450 2000 6 40 20.9 6.87 10.89 B7IV D 113147.88-735409.6
11318-7354 HJ 4450 2010 10 40 20.5 6.87 10.89 B7IV 113147.88-735409.6

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