17085-3639 EGN  20AB

 
 
17H 08M 32.74S -36 38' 34.2" P.A. 78 SEP 1 MAG 6.29,10.30 SP G5V+M3V DIST. 47.26 PC (154.16 L.Y.)
 
 
Coord 2000
17085-3639
Discov num
EGN  20
Comp
AB
Coord arcsec 2000
17 08 32.74 -36 38 34.2
Date first
2004
Date last
2005
Obs
3
Pa first
79
Pa last
78
P.A. Now (θ)
78°
Sep first
1.0
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
6.29
Mag sec
10.30
delta mag (ΔM)
4.01
Spectral class
G5V+M3V (yellow/red)
Pri motion ra
+045
Sec motion ra
Pri motion dec
-085
Sec motion dec
Notes
N V K (See Notes, Proper motion indicates physical, K-band or other infrared magnitudes)
This double is physical.
 
 
17085-3639 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 208457 17085-3639 EGN 20 AB 2004 2005 3 78 1.0 6.29 10.30 4.01 <===
Show 208457 17085-3639 EGN 20 AC 2004 2005 3 140 3.4 6.17 13.90 7.73
Show 208457 17085-3639 EGN 20 AD 2005 2005 1 113 4.3 6.17 15.90 9.73
Show 208457 17085-3639 EGN 20 AE 2004 2005 3 358 4.8 6.17 13.00 6.83
Show 208457 17085-3639 EGN 20 AF 2004 2005 3 57 5.0 6.17 13.80 7.63
Show 208457 17085-3639 EGN 20 AG 2005 2005 1 238 6.0 6.17 15.00 8.83
Show 208457 17085-3639 EGN 20 AH 2005 2005 1 169 6.4 6.17 16.20 10.03
Show 208457 17085-3639 EGN 20 AI 2005 2005 1 53 6.5 6.17 15.80 9.63
Show 208457 17085-3639 EGN 20 AJ 2005 2005 1 112 6.7 6.17 15.10 8.93
Show 208457 17085-3639 EGN 20 AK 2005 2005 1 109 10.0 6.17 16.10 9.93
Show 208457 17085-3639 EGN 20 AL 2000 2005 2 244 10.8 6.17 11.98 5.81
Show 208457 17085-3639 EGN 20 AM 1998 2005 3 36 19.7 7.75 13.90 6.15
13-fold system
13 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Scorpius
SAO
208457
HIP
83874
Tycho2
7373-01297-1
HD
154682
CD
CD-3611257
CP
CP-36 7166
Distance
47.26
Distance ly
154.16
last precise pa
78.2
last precise sep
0.981