13532-3156 H N  51 (4 Cen)

 
 
13h 53m 12.54s -31 55' 39.4" P.A. 185 sep 14.8 mag 4.72,8.53 Sp B4IV dist. 195.31 pc (637.1 l.y.)
 
 
Coord 2000
13532-3156
Discov num
H N  51
Comp
Coord arcsec 2000
13 53 12.54 -31 55 39.4
Date first
1836
Date last
2013
Obs
28
Pa first
184
Pa last
185
P.A. Now (θ)
185°
Sep first
18.0
Sep last
14.8
Sep. Now (ρ)
14.8"
Mag pri
4.72
Mag sec
8.53
delta mag (ΔM)
3.81
Spectral class
B4IV (blue-white)
Pri motion ra
-010
Sec motion ra
-014
Pri motion dec
-012
Sec motion dec
-011
Notes
N (See Notes)
rPM=0.232 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
185.1
Precise sep
14.76
Name
4 Cen
Other name
h Cen
Constellation
Centaurus
SAO
204944
HIP
67786
Tycho2
7283-02099-1
Gaia DR2
77649374080
HD
120955
HR
5221
GC
18755
CD
CD-3110729
Flamsteed
4 Centauri
Flamsteed name
4 Cen
Distance
195.31
Distance ly
637.1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13532-3156 H N 51 1998 25 185 14.8 4.72 8.53 B4IV N D 135312.54-315539.4
13532-3156 H N 51 2009 26 185 15.4 4.72 8.53 B4IV N D 135312.54-315539.4
13532-3156 H N 51 2013 27 185 14.8 4.72 8.53 B4IV N D 135312.54-315539.4

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