13550-2905 RST1755

 
 
13h 55m 02.57s -29 05' 25.8" P.A. 64 sep 1.6 mag 9.78,12.49 Sp K7V dist. 17.26 pc (56.3 l.y.)
 
 
Coord 2000
13550-2905
Discov num
RST1755
Comp
Coord arcsec 2000
13 55 02.57 -29 05 25.8
Date first
1931
Date last
1991
Obs
7
Pa first
53
Pa last
64
P.A. Now (θ)
64°
Sep first
1.3
Sep last
1.6
Sep. Now (ρ)
1.6"
Mag pri
9.78
Mag sec
12.49
delta mag (ΔM)
2.71
Spectral class
K7V (yellow-orange)
Pri motion ra
-255
Sec motion ra
-277
Pri motion dec
-088
Sec motion dec
-101
Notes
rPM=0.087 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
63.8
Precise sep
1.61
Constellation
Hydra
SAO
182074
HIP
67960
Tycho2
6728-00698-1
HD
121271
GL
GJ 1181A
CD
CD-2810318
CP
CP-28 4803
Distance
17.26
Distance ly
56.3
last precise pa
63.8
last precise sep
1.61
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13550-2905 RST1755 1991 7 64 1.6 9.78 12.49 K7V 135502.57-290525.8

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