18021-6227 I   618AC

 
 
18h 02m 07.32s -62 26' 51.5" P.A. 37 sep 22.9 mag 8.98,11.50 Sp G8/K0III dist. 390.63 pc (1274.24 l.y.)
 
 
Coord 2000
18021-6227
Discov num
I   618
Comp
AC
Coord arcsec 2000
18 02 07.32 -62 26 51.5
Date first
1909
Date last
2008
Obs
5
Pa first
45
Pa last
37
P.A. Now (θ)
37°
Sep first
10.0
Sep last
22.9
Sep. Now (ρ)
22.9"
Mag pri
8.98
Mag sec
11.50
delta mag (ΔM)
2.52
Spectral class
G8/K0III (yellow)
Pri motion ra
+000
Sec motion ra
-028
Pri motion dec
-035
Sec motion dec
+017
Notes
rPM=1.687
This double is not physical.
 
 
18021-6227 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 254112 18021-6227 I 618 AB 1909 1991 5 353 3.4 8.98 11.49 2.51
Show 254112 18021-6227 I 618 AC 1909 2008 5 37 22.9 8.98 11.50 2.52 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
37
Precise sep
22.89
Constellation
Pavo
SAO
254112
HIP
88311
Tycho2
9059-01352-1
HD
163785
CP
CP-62 5770
Distance
390.63
Distance ly
1274.24
last precise pa
37
last precise sep
22.89
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18021-6227 I 618 AC 1909 1 45 10.0 8.98 11.50 G8/K0III 180207.32-622651.5
18021-6227 I 618 AC 2008 2 37 22.9 8.98 11.50 G8/K0III 180207.32-622651.5

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