20205-2912 HJ 5188AB

 
 
20h 20m 27.88s -29 11' 50.0" P.A. 38 sep 3.7 mag 6.66,10.13 Sp A2III dist. 136.05 pc (443.8 l.y.)
 
 
Coord 2000
20205-2912
Discov num
HJ 5188
Comp
AB
Coord arcsec 2000
20 20 27.88 -29 11 50.0
Date first
1834
Date last
2015
Obs
46
Pa first
71
Pa last
38
P.A. Now (θ)
38°
Sep first
4.0
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
6.66
Mag sec
10.13
delta mag (ΔM)
3.47
Spectral class
A2III (white)
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
-001
Sec motion dec
-001
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
20205-2912 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 189164 20205-2912 HJ 5188 AB 1834 2015 46 38 3.7 6.66 10.13 3.47 <===
Show 20205-2912 HJ 5188 AC 1834 2015 46 321 27.2 6.66 7.55 0.89
Show 20205-2912 HJ 5188 AD 1913 2015 6 38 120.6 6.66 10.05 3.39
Show 20205-2912 WIE 1 BF 1951 1999 5 263 437.0 10.13 9.85 0.28
Show 20205-2912 HJ 5188 DE 1876 2015 26 186 4.7 10.05 9.98 0.07
Sextuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
38.3
Precise sep
3.664
Constellation
Sagittarius
SAO
189164
HIP
100288
Tycho2
6918-01823-1
Gaia DR2
22396076928
HD
193281
HR
7764
CD
CD-2916981
Distance
136.05
Distance ly
443.8
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20205-2912 HJ 5188 AB 1998 44 42 3.6 6.66 10.13 A2III N D 202027.88-291150.0
20205-2912 HJ 5188 AB 2010 45 42 3.3 6.66 10.13 A2III N D 202027.88-291150.0
20205-2912 HJ 5188 AB 2015 46 38 3.7 6.66 10.13 A2III N 202027.88-291150.0

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