17204-4111 HDS2449

 
 
17h 20m 24.81s -41 11' 03.2" P.A. 240 sep 7 mag 9.16,13.08 Sp K1/K2IV dist. 420.17 pc (1370.59 l.y.)
 
 
Coord 2000
17204-4111
Discov num
HDS2449
Comp
Coord arcsec 2000
17 20 24.81 -41 11 03.2
Date first
1991
Date last
1998
Obs
3
Pa first
228
Pa last
240
P.A. Now (θ)
240°
Sep first
5.1
Sep last
7.0
Sep. Now (ρ)
7"
Mag pri
9.16
Mag sec
13.08
delta mag (ΔM)
3.92
Spectral class
K1/K2IV (yellow-orange)
Pri motion ra
-007
Sec motion ra
-004
Pri motion dec
+001
Sec motion dec
+000
Notes
rPM=0.447
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
239.8
Precise sep
7.032
Constellation
Scorpius
SAO
227836
HIP
84842
Tycho2
7887-01897-1
HD
156604
CD
CD-4111489
CP
CP-41 7945
Distance
420.17
Distance ly
1370.59
last precise pa
239.8
last precise sep
7.032
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17204-4111 HDS2449 1991 2 228 5.1 9.16 13.08 K1/K2IV 172024.81-411103.2
17204-4111 HDS2449 1998 3 240 7.0 9.16 13.08 K1/K2IV 172024.81-411103.2

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