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Doubles in session


Current system
20230-6926
HDS 2912
HD 193027


Nearby doubles
32' : 20197-6859
TDT2171

45' : 20303-6904
HJ 5194

51' : 20284-7004
HEI 276

57' : 20165-7011
HEI 274

67' : 20121-6855
TDT2078

68' : 20204-6819
TDT2188

70' : 20356-6949
TDT2402

71' : 20126-6842
DON 980

73' : 20368-6934
TDT2422

75' : 20090-6934
TDT2025

75' : 20089-6926
TDT2023

78' : 20178-6814
TDT2147

81' : 20349-7017
TDT2395

82' : 20273-7044
TDT2287

84' : 20330-6822
HJ 5200AB

84' : 20072-6933
HDS2866

87' : 20253-6800
TDT2258

87' : 20068-6941
UC 4087

87' : 20066-6933
UC 4086

89' : 20191-7052
HJ 5176AB

96' : 20363-6822
TDT2413

98' : 20274-7101
LDS 710

101' : 20179-7103
TDT2150

107' : 20224-7112
HEI 404

108' : 20066-6826
RSS 540AB

108' : 20094-6808
TDT2032



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.

20230-6926 HDS 2912 (HD 193027)

 
 
20h 23m 01.24s -69° 25' 42.2" P.A. 136.00 sep 21.8 mag 9.14,11.20 Sp K0III dist. 1250 pc (4077.5 l.y.)
 
 
Coord 2000 20230-6926 Discov num HDS2912 Comp Coord arcsec 2000 20 23 01.24 -69 25 42.2
Date first 1892 Date last 2015 Obs 9
Pa first 138 Pa last 135.9 P.A. Now (θ) 135.9°
Sep first 22.2 Sep last 21.823 Sep. Now (ρ) 21.823"
Mag pri 9.14 Mag sec 11.20 delta mag (ΔM) 2.06 Spectral class K0III (yellow-orange)
Pri motion ra +006 Sec motion ra +006
Pri motion dec +005 Sec motion dec +003
Notes T (Parallax indicates physical)
rPM=0.256 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 193027 Constellation Pavo SAO 254780 HIP 100525
Tycho2 9311-00200-1 Gaia DR2 6422926885963609984 HD 193027 CP CP-69 3111
Distance 1250 Distance ly 4077.5
 
 
WDS 20230-6926 HDS 2912 (HD 193027) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HDS Hipparcos Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20230-6926 HDS2912 2000 6 136 21.7 9.14 11.56 K0III D 202301.24-692542.2
20230-6926 HDS2912 2010 8 136 21.9 9.14 11.20 K0III 202301.24-692542.2
20230-6926 HDS2912 2015 9 136 21.8 9.14 11.20 K0III 202301.24-692542.2

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

 
 
WDS 20230-6926 HDS 2912 (HD 193027) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20230-6926 HDS 2912 (HD 193027) : MEASURES
 
 
No records found.

 
 
WDS 20230-6926 (HD 193027) : VIRTUAL EYEPIECE
 
 

20230-6926 HDS2912A mag 9.14 Sp K0III 20230-6926 HDS2912B sep 16.6 P.A. 161.20 mag 11.2 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 20230-6926 (HD 193027) : ALADIN DSS IMAGE @ 20h 23m 01.24s -69° 25' 42.2"
 
 
 
 
WDS 20230-6926 HDS 2912 (HD 193027) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20230-6926 HDS2912 distance=0' 20197-6859 TDT2171 distance=32' 20303-6904 HJ 5194 distance=45' 20284-7004 HEI 276 distance=51' 20165-7011 HEI 274 distance=57' 20121-6855 TDT2078 distance=67' 20204-6819 TDT2188 distance=68' 20356-6949 TDT2402 distance=70' 20126-6842 DON 980 distance=71' 20368-6934 TDT2422 distance=73' 20090-6934 TDT2025 distance=75' 20089-6926 TDT2023 distance=75' 20178-6814 TDT2147 distance=78' 20349-7017 TDT2395 distance=81' 20273-7044 TDT2287 distance=82' 20330-6822 HJ 5200AB distance=84' 20072-6933 HDS2866 distance=84' 20253-6800 TDT2258 distance=87' 20068-6941 UC 4087 distance=87' 20066-6933 UC 4086 distance=87' 20191-7052 HJ 5176AB distance=89' 20191-7052 BAU 61AC distance=89' 20191-7052 BAU 61AD distance=89' 20363-6822 TDT2413 distance=96' 20274-7101 LDS 710 distance=98' 20179-7103 TDT2150 distance=101' 20224-7112 HEI 404 distance=107' 20066-6826 RSS 540AB distance=108' 20094-6808 TDT2032 distance=108' 20185-7112 LDS 705 distance=108' 20210-6734 TDS1062 distance=113' 20192-6735 TDT2164 distance=113' 20079-7049 HJ 5162 distance=114' 20366-7104 DUN 231 distance=121' 20085-6752 UC 4097 distance=123' 20045-6814 TDT1952 distance=124' 20330-7119 I 1047CD distance=125' 20330-7119 I 1047AB distance=125' 20330-7119 HJ 5544AC distance=125' 20105-6738 TDT2049 distance=128' 20138-6728 DON 981 distance=129' 20196-7133 UC 4147 distance=129' 20101-6738 UC 4109 distance=130' 20299-7131 TDT2324 distance=130' 20299-7138 FIN 279 distance=137' 20304-6711 TDT2329 distance=142' 20099-7133 HEI 403 distance=143' 20086-7133 I 1042 distance=147' 20324-6704 TDT2345 distance=152' 20196-6652 WIS 337 distance=155' 20222-6649 TDS1064 distance=158' 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 20230-6926 HDS2912 136 21.8
Show 20197-6859 TDT2171 103 0.5 32
Show 20303-6904 HJ 5194 255 3.6 45
Show 20284-7004 HEI 276 153 1.3 51
Show 20165-7011 HEI 274 105 0.6 57
Show 20121-6855 TDT2078 49 0.4 67
Show 20204-6819 TDT2188 88 2.2 68
Show 20356-6949 TDT2402 166 0.6 70
Show 20126-6842 DON 980 267 2.3 71
Show 20368-6934 TDT2422 308 0.9 73
Show 20090-6934 TDT2025 267 0.5 75
Show 20089-6926 TDT2023 294 0.7 75
Show 20178-6814 TDT2147 55 0.4 78
Show 20349-7017 TDT2395 295 2.8 81
Show 20273-7044 TDT2287 42 1.5 82
Show 20330-6822 HJ 5200 AB 135 12.1 84
Show 20072-6933 HDS2866 279 0.1 84
Show 20253-6800 TDT2258 72 0.7 87
Show 20068-6941 UC 4087 94 43.3 87
Show 20066-6933 UC 4086 92 54.0 87
Show 20191-7052 HJ 5176 AB 119 6.6 89
Show 20191-7052 BAU 61 AC 160 13.1 89
Show 20191-7052 BAU 61 AD 184 33.2 89
Show 20363-6822 TDT2413 169 0.8 96
Show 20274-7101 LDS 710 238 143.1 98
Show 20179-7103 TDT2150 81 0.4 101
Show 20224-7112 HEI 404 351 0.6 107
Show 20066-6826 RSS 540 AB 102 21.9 108
Show 20094-6808 TDT2032 237 2.5 108
Show 20185-7112 LDS 705 246 310.9 108
Show 20210-6734 TDS1062 240 1.0 113
Show 20192-6735 TDT2164 225 0.6 113
Show 20079-7049 HJ 5162 290 6.6 114
Show 20366-7104 DUN 231 285 48.8 121
Show 20085-6752 UC 4097 341 20.6 123
Show 20045-6814 TDT1952 204 0.5 124
Show 20330-7119 I 1047 CD 55 22.8 125
Show 20330-7119 I 1047 AB 331 6.2 125
Show 20330-7119 HJ 5544 AC 62 118.7 125
Show 20105-6738 TDT2049 214 0.6 128
Show 20138-6728 DON 981 169 3.1 129
Show 20196-7133 UC 4147 96 20.2 129
Show 20101-6738 UC 4109 168 48.9 130
Show 20299-7131 TDT2324 107 0.7 130
Show 20299-7138 FIN 279 77 0.9 137
Show 20304-6711 TDT2329 167 0.5 142
Show 20099-7133 HEI 403 228 2.6 143
Show 20086-7133 I 1042 95 0.8 147
Show 20324-6704 TDT2345 217 0.5 152
Show 20196-6652 WIS 337 176 577.1 155
Show 20222-6649 TDS1064 285 0.9 158

 
 
WDS 20230-6926 : COMPONENTS
 
 
  A
B pa=161.2°
sep=16.56"
 
 
20230-6926 A
 
 
Componente originario normalizzato AB Name HD 193027 Coord arcsec 2000 202301.24-692542.2 Mag 9.14
Spectral class K0III (yellow-orange) PmRA 6.00 PmDE 5.0 SAO 254780
HIP 100525 Tycho2 9311-00200-1 HD 193027 CP CP-69 3111
Tycho2
Tycho2 9311-00200-1 Pflag RAmdeg 305.75516052 DEmdeg -69.42839254
PmRA 9.1 PmDE 5.9 E RAmdeg 10 E DEmdeg 9
E pmRA 1.3 E pmDE 1.3 EpRAm 1989.58 EpDEm 1990.26
Num 11 Q RAmdeg 1.1 Q DEmdeg 1.0 Q pmRA 1.2
Q pmDE 1.1 BTmag 10.336 E BTmag 0.024 VTmag 9.140
E VTmag 0.014 Prox 218 TYC T HIP 100525
CCDM A RAdeg 305.75509889 DEdeg -69.42840583 EpRA 1990 1.47
EpDE 1990 1.64 E RAdeg 9.9 E DEdeg 8.6 Posflg
Corr 0.1
SAO
SAO 254780 DelFlag RA1950 PmRA1950 0.0033
DE1950 PmDE1950 -0.044 Vmag 8.8 SpType A0
Double code Source 61 CatNum 4356 DM CP-69 3111
DMcomp BDsup HD 193027 M HD 0
GC RA1950rad 5.31461038 DE1950rad -1.21456461 PmRA2000 0.0015
PmDE2000 -0.045
Hipparcos
Catalog H HIP 100525 Proxy RAhms 20 23 01.22
DEdms -69 25 42.2 Vmag 9.02 VarFlag R Vmag H
RAdeg 305.755 DEdeg -69.4284 AstroRef A Plx 2.12
CCDM 20230-6926 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual D M HIP
Theta Rho HD 193027 BD
CD CP CP-69 3111 Dm number -69 3111 VIred 1.03
SpType K0III R SpType Coord arcsec 2000 202301.22-692542.2
Hipparcos 2
HIP 100525 Sn 95 So 3 Nc 1
RArad 5.3364330565 DErad -1.2117542173 Plx 0.8 PmRA 3.1
PmDE 7.04 E RArad 0.98 E DErad 1.1 E Plx 1.69
E pmRA 1.1 E pmDE 1.56 Hpmag 9.1794 E Hpmag 0.0269
SHp 0.037 VA 0 BV 0.997 E BV 0.026
VI 0.98
CCDM
Ccdm 20230-6926 RComp Comp A Note1
Note2 Discov num DRAs 1.21 DDEs 17.5
R dRAs 40 Year Theta Rho
Obs 2 Vmag 9.0 Sp K0 PmNote
PmRA 24 PmDE 3 Dm number -69 3111 Cat1 CPD
Name2 254780 Cat2 SAO HD 193027 M HD
ADS BDS M ADS BDS N IDS * IDS 20130S6945A
HIC 100525
 
 
20230-6926 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202302.25-692557.9 Mag 11.2 PmRA 6.00
PmDE 3.0 HIP 100531 Tycho2 9311-00098-1 Calc delta mag 2.06
Calc coord yes
Tycho2
Tycho2 9311-00098-1 Pflag RAmdeg 305.76709525 DEmdeg -69.43274791
PmRA 2.6 PmDE 3.5 E RAmdeg 52 E DEmdeg 42
E pmRA 2.5 E pmDE 2.3 EpRAm 1986.88 EpDEm 1988.27
Num 3 Q RAmdeg 3.2 Q DEmdeg 2.0 Q pmRA 3.2
Q pmDE 2.0 BTmag 12.010 E BTmag 0.083 VTmag 11.565
E VTmag 0.088 Prox 218 TYC T HIP 100531
CCDM B RAdeg 305.76707750 DEdeg -69.43275611 EpRA 1990 1.46
EpDE 1990 1.68 E RAdeg 53.0 E DEdeg 43.4 Posflg D
Corr 0.1
Hipparcos
Catalog H HIP 100531 Proxy RAhms 20 23 04.10
DEdms -69 25 57.9 Vmag 11.67 VarFlag R Vmag H
RAdeg 305.767 DEdeg -69.4328 AstroRef B Plx 10.68
CCDM 20230-6926 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual D M HIP
Theta Rho HD BD
CD CP Dm number VIred 0.74
SpType R SpType Coord arcsec 2000 202304.10-692557.9
Hipparcos 2
HIP 100531 Sn 95 So 3 Nc 1
RArad 5.3366423291 DErad -1.2118299073 Plx -23.49 PmRA 36.91
PmDE -29.87 E RArad 9.15 E DErad 10.26 E Plx 17.24
E pmRA 9.65 E pmDE 14.95 Hpmag 11.3514 E Hpmag 0.1574
SHp 0 VA 0 BV 0.447 E BV 0.119
VI 0.52
CCDM
Ccdm 20230-6926 RComp Comp B Note1
Note2 Discov num RSU DRAs 4.04 DDEs 1.8
R dRAs 40 Year 1974 Theta 136 Rho 22.0
Obs 1 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS * IDS 20130S6945B
HIC 100531