17502-4005 HDO 279 (Iot2 Sco)

 
 
17h 50m 11.11s -40 05' 25.5" P.A. 36 sep 31.6 mag 4.81,11.00 Sp A2Ib dist. 781.25 pc (2548.44 l.y.)
 
 
Coord 2000
17502-4005
Discov num
HDO 279
Comp
Coord arcsec 2000
17 50 11.11 -40 05 25.5
Date first
1891
Date last
2000
Obs
6
Pa first
40
Pa last
36
P.A. Now (θ)
36°
Sep first
30.0
Sep last
31.6
Sep. Now (ρ)
31.6"
Mag pri
4.81
Mag sec
11.00
delta mag (ΔM)
6.19
Spectral class
A2Ib (white)
Pri motion ra
+004
Sec motion ra
-004
Pri motion dec
-002
Sec motion dec
-007
Notes
N (See Notes)
rPM=1.17
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
36.1
Precise sep
31.56
Name
Iot2 Sco
Cdsa2 id
HDO 279
Constellation
Scorpius
SAO
228466
HIP
87294
Tycho2
7890-02436-1
HD
161912
HR
6631
GC
24197
CD
CD-4011886
CP
CP-40 8138
Bayer
Iota 2 Scorpii
Bayer name
Iot2 Sco
Ra deg
17.83641944444444
De deg
-40.09041666666667
Distance
781.25
Distance ly
2548.44
last precise pa
36.1
last precise sep
31.56
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17502-4005 HDO 279 2000 5 36 31.6 4.81 11.00 A2Ib N D 175011.11-400525.5
17502-4005 HDO 279 2010 7 39 30.2 4.81 11.00 A2Ib N 175011.11-400525.5

If you need more information about this double, apply for a data request form to the WDS.