20041-4547 CPO  87

 
 
20h 04m 03.69s -45 47' 55.8" P.A. 5.00 sep 28.0 mag 10.18,10.47 Sp G5
 
 
Coord 2000
20041-4547
Discov num
CPO  87
Comp
Coord arcsec 2000
20 04 03.69 -45 47 55.8
Date first
1902
Date last
2015
Obs
12
Pa first
4
Pa last
5
P.A. Now (θ)
Sep first
27.7
Sep last
28.0
Sep. Now (ρ)
28"
Mag pri
10.18
Mag sec
10.47
delta mag (ΔM)
0.29
Spectral class
G5 (yellow)
Pri motion ra
-034
Sec motion ra
-033
Pri motion dec
-161
Sec motion dec
-161
Notes
N T (See Notes, Parallax indicates physical)
Visually invisible, K-band or other infrared star rPM=0.006 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
5.1
Precise sep
28.004
Constellation
Telescopium
Tycho2
8392-00894-1
Gaia DR2
33512285312
HD
189856
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20041-4547 CPO 87 1999 7 5 27.9 10.18 10.47 G5 N D 200403.69-454755.8
20041-4547 CPO 87 2010 9 5 28.0 10.18 10.47 G5 N 200403.69-454755.8
20041-4547 CPO 87 2015 11 5 28.0 10.18 10.47 G5 N W 200403.69-454755.8

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