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Doubles in session


Current system
20205-2912
HJ 5188 AD


Nearby doubles
5' : 20202-2908
GLP 18

9' : 20211-2916
BRT3091

32' : 20226-2928
JNN 325

37' : 20215-2946
TDS1063

44' : 20209-2828
LDS5904AB

60' : 20175-2827
LDS4836

60' : 20235-2827
DAW 152AB

65' : 20229-3008
JSP 813

66' : 20162-2945
SKF1245

68' : 20213-2805
KPP1098

73' : 20254-2840
CHR 97

75' : 20166-2817
LDS5903

82' : 20202-2750
SEE 416AB

83' : 20205-2749
RST3255

88' : 20185-2749
B 475

93' : 20134-2921
LDS5901

95' : 20159-2758
UC 4131

99' : 20163-2748
LDS5902

104' : 20130-2842
KPP3121

107' : 20140-2808
TDT2109AB

112' : 20208-2720
SEE 414

114' : 20216-3104
HJ 5191

116' : 20155-3048
PRO 229

116' : 20193-3106
RST2138

119' : 20253-3052
TDT2257

120' : 20275-3028
KPP2320



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20205-2912 HJ 5188 AD

 
 
20h 20m 27.88s -29° 11' 50.0" P.A. 38.00 sep 120.6 mag 6.66,10.05 Sp A4/7V dist. 136.05 pc (443.8 l.y.)
 
 
Coord 2000 20205-2912 Discov num HJ 5188 Comp AD Coord arcsec 2000 20 20 27.88 -29 11 50.0
Date first 1913 Date last 2015 Obs 6
Pa first 38 Pa last 38 P.A. Now (θ) 38°
Sep first 119.3 Sep last 120.583 Sep. Now (ρ) 120.583"
Mag pri 6.66 Mag sec 10.05 delta mag (ΔM) 3.39 Spectral class A4/7V (white)
Pri motion ra -004 Sec motion ra +024
Pri motion dec -001 Sec motion dec +074
Notes N (See Notes)
rPM=1.029
This double is not physical.
 
 
20205-2912 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 193281 189164 20 20 28 -29 11 50 HJ 5188 AB 2015 46 38 3.7 6.66 10.13 3.47
Show 189164 20 20 28 -29 11 50 HJ 5188 AC 2018 47 321 27.3 6.66 7.55 0.89
Show 189164 20 20 28 -29 11 50 HJ 5188 AD 2015 6 38 120.6 6.66 10.05 3.39 <===
Show 20 20 28 -29 11 47 WIE 1 BF 1999 5 263 437.0 10.13 9.85 0.28
Show 20 20 34 -29 10 15 HJ 5188 DE 2016 28 186 4.7 10.05 9.98 0.07
Sextuple system
6 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius SAO 189164 HIP 100288 Tycho2 6918-01823-1
Gaia DR2 6797587122396076928 HD 193281 HR 7764 ADS 13702
CD CD-2916981 Distance 136.05 Distance ly 443.8
 
 
WDS 20205-2912 HJ 5188 AD : NOTES
 
 
discov_num notes refcode
HJ 5188 B is BD-29@16981.
 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma Unpublished, manuscript or reference not found.
Wie1953a Po j Wieth-Knudsen, N. 1953JO.....36..107W
Wie1953a J. Obs. 36, 107, 1953
Wie1953b orb - Wieth-Knudsen, N. 1953QB821.W57......
Wie1953b Ann. Obs. Lund 12, A18, 1953
Wie1956a orb - Wieth-Knudsen, N. .
Wie1956a Lunds Univ. Ars.N.F., A 2, 52, 12, 1956
Wie1956b Po - Wieth-Knudsen, N. 1956JO.....39..193W
Wie1956b J. Obs. 39, 193, 1956
Wie1956c Ma - Wieth-Knudsen, N. 1956JO.....39..201W
Wie1956c J. Obs. 39, 201, 1956
Wie1957 orb - Wieth-Knudsen, N. 1957IAUDS..13....1W
Wie1957 Inf. Circ. 13, 1, 1957
Wie1957b Po - Wieth-Knudsen, N. 1957JO.....40...93W
Wie1957b J. Obs. 40, 93, 1957
Wie1960 orb - Wieth-Knudsen, N. 1960AN....285..245W
Wie1960 AN 285, 245, 1960
Wie2017 Ma - Wieth-Knudsen, N. 2017JDSO...13...68W
Wie2017 JDSO 13, 68, 2017
Wie2017 private communication by widow in 2001, in USNO Library
Wie2017 (see also http://ad.usno.navy.mil/wds/wdstext.html#unpublished)
 
 
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 AD 1991 3 38 120.4 6.66 10.05 N 202027.88-291150.0
20205-2912 HJ 5188 AD 1998 4 38 120.4 6.66 10.05 N 202027.88-291150.0
20205-2912 HJ 5188 AD 1999 5 38 119.9 6.66 10.05 N 202027.88-291150.0
20205-2912 HJ 5188 AD 2015 6 38 120.6 6.66 10.05 A4/7V N 202027.88-291150.0

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 20205-2912 HJ 5188 AD : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20205-2912 HJ 5188 AD : MEASURES
 
 
No records found.

 
 
WDS 20205-2912 : VIRTUAL EYEPIECE
 
 

20205-2912 HJ 5188A mag 6.66 Sp A2III 20205-2912 WIE 1B sep 3.8 P.A. 43.10 mag 10.13 Sp F5:V: 20205-2912 HJ 5188C sep 25.9 P.A. 324.60 mag 7.55 20205-2912 HJ 5188D sep 120.4 P.A. 37.90 mag 10.05 Sp F0V 20205-2912 HJ 5188E sep 116.5 P.A. 39.10 mag 9.98 20205-2912 WIE 1F sep 379.4 P.A. 262.10 mag 9.85 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20205-2912 : ALADIN DSS IMAGE @ 20h 20m 27.88s -29° 11' 50.0"
 
 
 
 
WDS 20205-2912 HJ 5188 AD : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20205-2912 HJ 5188AB distance=1' 20205-2912 HJ 5188AC distance=1' 20205-2912 HJ 5188AD distance=1' 20205-2912 WIE 1BF distance=1' 20205-2912 HJ 5188DE distance=3' 20202-2908 GLP 18 distance=5' 20211-2916 BRT3091 distance=9' 20226-2928 JNN 325 distance=32' 20215-2946 TDS1063 distance=37' 20209-2828 LDS5904AB distance=44' 20209-2828 LDS5904Aa,Ab distance=44' 20175-2827 LDS4836 distance=60' 20235-2827 DAW 152AB distance=60' 20229-3008 JSP 813 distance=65' 20162-2945 SKF1245 distance=66' 20213-2805 KPP1098 distance=68' 20254-2840 CHR 97 distance=73' 20166-2817 LDS5903 distance=75' 20202-2750 SEE 416AB distance=82' 20202-2750 SEE 416AB,C distance=82' 20205-2749 RST3255 distance=83' 20185-2749 B 475 distance=88' 20134-2921 LDS5901 distance=93' 20159-2758 UC 4131 distance=95' 20163-2748 LDS5902 distance=99' 20130-2842 KPP3121 distance=104' 20140-2808 TDT2109AB distance=107' 20140-2808 HJ 5180AC distance=107' 20208-2720 SEE 414 distance=112' 20216-3104 HJ 5191 distance=114' 20155-3048 PRO 229 distance=116' 20193-3106 RST2138 distance=116' 20253-3052 TDT2257 distance=119' 20275-3028 KPP2320 distance=120' 20113-2838 RSS 543 distance=125' 20295-3001 HJ 5202 distance=129' 20310-2907 CHR 185 distance=138' 20295-3024 B 2886 distance=138' 20120-3036 KPP 461 distance=139' 20099-2938 B 469 distance=141' 20179-3132 KPP4189 distance=145' 20228-2649 B 480 distance=147' 20236-2644 HO 456 distance=154' 20228-2642 TDT2222 distance=154' 20100-2802 BRG 30 distance=155' 20280-3115 OL 26 distance=157' 20180-3147 UC 4141 distance=159' 20325-2843 SKF2087AB distance=161' 20325-2843 DAM1043AC distance=161' 20319-2806 TDT2341 distance=165' 20078-2915 LDS5900 distance=166' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 20205-2912 HJ 5188 AB 38 3.7 1
Show 20205-2912 HJ 5188 AC 321 27.3 1
Show 20205-2912 HJ 5188 AD 38 120.6 1
Show 20205-2912 WIE 1 BF 263 437.0 1
Show 20205-2912 HJ 5188 DE 186 4.7 3
Show 20202-2908 GLP 18 198 56.8 5
Show 20211-2916 BRT3091 52 2.8 9
Show 20226-2928 JNN 325 214 0.2 32
Show 20215-2946 TDS1063 214 1.0 37
Show 20209-2828 LDS5904 AB 49 254.6 44
Show 20209-2828 LDS5904 Aa,Ab 345 2.1 44
Show 20175-2827 LDS4836 46 3.5 60
Show 20235-2827 DAW 152 AB 295 2.6 60
Show 20229-3008 JSP 813 269 5.3 65
Show 20162-2945 SKF1245 228 24.6 66
Show 20213-2805 KPP1098 254 8.7 68
Show 20254-2840 CHR 97 10 0.1 73
Show 20166-2817 LDS5903 66 317.2 75
Show 20202-2750 SEE 416 AB 248 1.1 82
Show 20202-2750 SEE 416 AB,C 261 25.0 82
Show 20205-2749 RST3255 109 0.1 83
Show 20185-2749 B 475 346 4.0 88
Show 20134-2921 LDS5901 91 242.0 93
Show 20159-2758 UC 4131 78 46.0 95
Show 20163-2748 LDS5902 297 281.0 99
Show 20130-2842 KPP3121 316 5.5 104
Show 20140-2808 TDT2109 AB 27 1.8 107
Show 20140-2808 HJ 5180 AC 221 10.2 107
Show 20208-2720 SEE 414 53 2.2 112
Show 20216-3104 HJ 5191 250 12.6 114
Show 20155-3048 PRO 229 178 7.1 116
Show 20193-3106 RST2138 60 2.4 116
Show 20253-3052 TDT2257 261 0.5 119
Show 20275-3028 KPP2320 320 19.6 120
Show 20113-2838 RSS 543 284 12.8 125
Show 20295-3001 HJ 5202 84 15.6 129
Show 20310-2907 CHR 185 266 0.0 138
Show 20295-3024 B 2886 199 7.2 138
Show 20120-3036 KPP 461 224 3.3 139
Show 20099-2938 B 469 102 5.7 141
Show 20179-3132 KPP4189 346 1.4 145
Show 20228-2649 B 480 168 1.1 147
Show 20236-2644 HO 456 194 13.2 154
Show 20228-2642 TDT2222 22 0.6 154
Show 20100-2802 BRG 30 283 0.7 155
Show 20280-3115 OL 26 327 2.0 157
Show 20180-3147 UC 4141 349 51.4 159
Show 20325-2843 SKF2087 AB 9 61.0 161
Show 20325-2843 DAM1043 AC 197 11.5 161
Show 20319-2806 TDT2341 318 0.5 165
Show 20078-2915 LDS5900 216 55.9 166

 
 
WDS 20205-2912 : COMPONENTS
 
 
  A B C D E
B pa=43.1°
sep=3.83"
 
C pa=324.6°
sep=25.94"
pa=316.1°
sep=25.45"
 
D pa=37.9°
sep=120.41"
pa=37.7°
sep=116.60"
pa=50.3°
sep=115.69"
 
E pa=39.1°
sep=116.53"
pa=39.0°
sep=112.71"
pa=52.0°
sep=112.46"
pa=185.2°
sep=4.65"
 
F pa=262.1°
sep=379.42"
pa=261.8°
sep=382.40"
pa=258.5°
sep=368.14"
pa=251.9°
sep=473.27"
pa=252.4°
sep=471.45"
 
 
20205-2912 A
 
 
Name HD 193281 Coord arcsec 2000 202027.88-291150.0 Mag 6.66 Spectral class A2III (white)
PmRA -4.00 PmDE -1.0 SAO 189164 HIP 100288
Tycho2 6918-01823-1 HD 193281 HR 7764 GC 28269
CD CD-2916981
Tycho2
Tycho2 6918-01823-1 Pflag RAmdeg 305.11615491 DEmdeg -29.19723354
PmRA -7.3 PmDE -7.6 E RAmdeg 3 E DEmdeg 4
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.75 EpDEm 1991.47
Num 10 Q RAmdeg 2.3 Q DEmdeg 2.0 Q pmRA 2.4
Q pmDE 1.9 BTmag 6.791 E BTmag 0.014 VTmag 6.661
E VTmag 0.009 Prox 38 TYC T HIP 100288
CCDM A RAdeg 305.11617361 DEdeg -29.19721611 EpRA 1990 1.89
EpDE 1990 1.68 E RAdeg 3.3 E DEdeg 3.6 Posflg
Corr -0.4
SAO
SAO 189164 DelFlag RA1950 PmRA1950 0.0022
DE1950 PmDE1950 0.006 Vmag 6.3 SpType A0
Double code Source 70 CatNum 28269 DM CD-2916981
DMcomp BDsup HD 193281 M HD 0
GC 28269 RA1950rad 5.3118657 DE1950rad -0.51235716 PmRA2000 0.0021
PmDE2000 0.004
Hipparcos
Catalog H HIP 100288 Proxy H RAhms 20 20 27.88
DEdms -29 11 50.0 Vmag 6.56 VarFlag R Vmag G
RAdeg 305.116 DEdeg -29.1972 AstroRef A Plx 4.58
CCDM 20205-2911 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source P Qual D M HIP AB
Theta 44 Rho 3.841 HD 193281 BD
CD CD-2916981 CP Dm number -2916981 VIred 0.2
SpType A5/A6V R SpType Coord arcsec 2000 202027.88-291150.0
Hipparcos 2
HIP 100288 Sn 15 So 3 Nc 2
RArad 5.3252817451 DErad -0.5095875462 Plx 7.35 PmRA -0.02
PmDE 0.39 E RArad 0.64 E DErad 0.35 E Plx 0.84
E pmRA 0.81 E pmDE 0.52 Hpmag 6.669 E Hpmag 0.0006
SHp 0.01 VA 0 BV 0.179 E BV 0.021
VI 0.2
 
 
20205-2912 B
 
 
Coord arcsec 2000 202028.08-291147.2 Coord calc 202028.08-291147.2 Mag 10.13 Spectral class F5:V: (yellow-white)
PmRA -4.00 PmDE -1.0 Calc delta mag 3.47
 
 
20205-2912 C
 
 
Coord arcsec 2000 202026.73-291128.9 Mag 7.55 PmRA -4.00 PmDE -1.0
SAO 189163 HIP 100286 Tycho2 6918-01822-1 HD 193256
GC 28267 CD CD-2916980 CP CP-29 6276 Calc delta mag 0.89
Calc coord yes
Tycho2
Tycho2 6918-01822-1 Pflag RAmdeg 305.11071791 DEmdeg -29.19131473
PmRA -1.6 PmDE 1.5 E RAmdeg 4 E DEmdeg 4
E pmRA 1.5 E pmDE 1.5 EpRAm 1991.66 EpDEm 1991.53
Num 9 Q RAmdeg 0.8 Q DEmdeg 0.2 Q pmRA 0.8
Q pmDE 0.3 BTmag 7.748 E BTmag 0.015 VTmag 7.549
E VTmag 0.010 Prox 270 TYC T HIP 100286
CCDM C RAdeg 305.11072167 DEdeg -29.19131833 EpRA 1990 1.88
EpDE 1990 1.75 E RAdeg 3.6 E DEdeg 4.2 Posflg P
Corr -0.5
SAO
SAO 189163 DelFlag RA1950 PmRA1950 0.0016
DE1950 PmDE1950 0.013 Vmag 8.3 SpType A0
Double code Source 70 CatNum 28267 DM CD-2916980
DMcomp BDsup HD 193256 M HD 0
GC 28267 RA1950rad 5.31176825 DE1950rad -0.51225042 PmRA2000 0.0015
PmDE2000 0.011
Hipparcos
Catalog H HIP 100286 Proxy RAhms 20 20 26.55
DEdms -29 11 27.6 Vmag 7.72 VarFlag R Vmag G
RAdeg 305.111 DEdeg -29.191 AstroRef C Plx 4.58
CCDM 20205-2911 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source F Qual D M HIP
Theta Rho HD 193256 BD
CD CD-2916980 CP CP-29 6276 Dm number -2916980 VIred 0.24
SpType A2IV R SpType Coord arcsec 2000 202026.55-291127.6
Hipparcos 2
HIP 100286 Sn 15 So 3 Nc 1
RArad 5.325185452 DErad -0.5094786924 Plx -96.84 PmRA 170.08
PmDE 103.11 E RArad 13.42 E DErad 6.93 E Plx 18.69
E pmRA 16.36 E pmDE 9.71 Hpmag 7.7503 E Hpmag 0.0016
SHp 0.019 VA 0 BV 0.213 E BV 0.006
VI 0.24
 
 
20205-2912 D
 
 
Coord arcsec 2000 202033.53-291015.0 Coord calc 202033.53-291015.0 Mag 10.05 Spectral class F0V (yellow-white)
PmRA 24.00 PmDE 74.0 Calc delta mag 3.39
 
 
20205-2912 E
 
 
Coord arcsec 2000 202033.50-291019.6 Mag 9.98 PmRA 9.00 PmDE -59.0
Calc delta mag 3.32 Calc coord yes
 
 
20205-2912 F
 
 
Coord arcsec 2000 201959.18-291242.0 Mag 9.85 PmRA 1.00 PmDE -1.0
Calc delta mag 3.19 Calc coord yes