16287-5745 HDS2330

 
 
16h 28m 39.33s -57 45' 00.1" P.A. 8 sep 1.9 mag 11.21,11.52 Sp M0 dist. 42.92 pc (140.01 l.y.)
 
 
Coord 2000
16287-5745
Discov num
HDS2330
Comp
Coord arcsec 2000
16 28 39.33 -57 45 00.1
Date first
1991
Date last
1991
Obs
2
Pa first
4
Pa last
8
P.A. Now (θ)
Sep first
1.8
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
11.21
Mag sec
11.52
delta mag (ΔM)
0.31
Spectral class
M0 (red)
Pri motion ra
-067
Sec motion ra
-070
Pri motion dec
-140
Sec motion dec
-133
Notes
rPM=0.049 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
8.1
Precise sep
1.89
Constellation
Norma
HIP
80706
Tycho2
8720-01197-1
Distance
42.92
Distance ly
140.01
last precise pa
8.1
last precise sep
1.89
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16287-5745 HDS2330 1991 2 8 1.9 11.21 11.52 M0 162839.33-574500.1

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