17477-5547 LDS 610

 
 
17h 47m 39.67s -55 47' 26.2" P.A. 243 sep 41.2 mag 9.15,12.02 Sp K1III dist. 45.66 pc (148.94 l.y.)
 
 
Coord 2000
17477-5547
Discov num
LDS 610
Comp
Coord arcsec 2000
17 47 39.67 -55 47 26.2
Date first
1920
Date last
2010
Obs
4
Pa first
225
Pa last
243
P.A. Now (θ)
243°
Sep first
40.0
Sep last
41.2
Sep. Now (ρ)
41.2"
Mag pri
9.15
Mag sec
12.02
delta mag (ΔM)
2.87
Spectral class
K1III (yellow-orange)
Pri motion ra
-011
Sec motion ra
-036
Pri motion dec
-167
Sec motion dec
-084
Notes
rPM=0.518
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
243.1
Precise sep
41.21
Constellation
Ara
SAO
245027
HIP
87083
Tycho2
8746-02209-1
HD
161255
CP
CP-55 8304
Distance
45.66
Distance ly
148.94
last precise pa
243.1
last precise sep
41.21
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17477-5547 LDS 610 1920 1 225 40.0 9.10 11.20 K1III 174739.69-554724.7
17477-5547 LDS 610 1999 3 243 41.3 9.15 12.02 K1III 174739.67-554726.2
17477-5547 LDS 610 2010 4 243 41.2 9.15 12.02 K1III 174739.67-554726.2

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