20072-6933 HDS 2866 (HD 189839)

 
 
20h 07m 13.82s -69° 33' 19.6" P.A. 279.00 sep 0.1 mag 7.79,9.03 Sp A0IV dist. 191.2 pc (623.69 l.y.)
 
 
Coord 2000 20072-6933 Discov num HDS2866 Comp Coord arcsec 2000 20 07 13.82 -69 33 19.6
Date first 1991 Date last 2020 Obs 5
Pa first 245 Pa last 279.1 P.A. Now (θ) 279.1°
Sep first 0.2 Sep last 0.106 Sep. Now (ρ) 0.106"
Mag pri 7.79 Mag sec 9.03 delta mag (ΔM) 1.24 Spectral class A0IV (white)
Pri motion ra +009 Sec motion ra
Pri motion dec -029 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 189839 Constellation Pavo SAO 254725 HIP 99104
Tycho2 9311-00722-1 Gaia DR2 6422693652057767296 HD 189839 GC 27841
CP CP-69 3090 Distance 191.2 Distance ly 623.69
 
 
WDS 20072-6933 HDS 2866 (HD 189839) : 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
20072-6933 HDS2866 1991 1 245 0.2 7.79 9.03 A0IV 200713.82-693319.6
20072-6933 HDS2866 2014 2 267 0.2 7.79 9.03 A0IV 200713.82-693319.6
20072-6933 HDS2866 2017 3 270 0.1 7.79 9.03 A0IV 200713.82-693319.6
20072-6933 HDS2866 2019 4 276 0.1 7.79 9.03 A0IV 200713.82-693319.6
20072-6933 HDS2866 2020 5 279 0.1 7.79 9.03 A0IV 200713.82-693319.6

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WDS 20072-6933 HDS 2866 (HD 189839) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20072-6933 HDS 2866 (HD 189839) : MEASURES
 
 
No records found.

 
 
WDS 20072-6933 (HD 189839) : VIRTUAL EYEPIECE
 
 

20072-6933 HDS2866A mag 7.79 Sp A0IV 20072-6933 HDS2866B sep 0.0 P.A. 294.60 mag 9.03 virtual eyepiece
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Radius:
Components only
 
 
WDS 20072-6933 (HD 189839) : ALADIN DSS IMAGE @ 20h 07m 13.82s -69° 33' 19.6"
 
 
 
 
WDS 20072-6933 HDS 2866 (HD 189839) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20072-6933  HDS2866 distance=1' 20066-6933  UC 4086 distance=4' 20068-6941  UC 4087 distance=8' 20090-6934  TDT2025 distance=10' 20089-6926  TDT2023 distance=12' 20121-6855  TDT2078 distance=47' 20126-6842  DON 980 distance=58' 20165-7011  HEI 274 distance=61' 19568-6901  TDT1870 distance=65' 20066-6826  RSS 540AB distance=68' 19541-6932  DON 971 distance=69' 20197-6859  TDT2171 distance=75' 20079-7049  HJ 5162 distance=76' 19528-6918  TDT1822 distance=78' 20045-6814  TDT1952 distance=81' 20017-7052  TDT1922 distance=84' 20230-6926  HDS2912 distance=84' 20094-6808  TDT2032 distance=87' 19576-7045  TDT1877 distance=87' 20015-6811  DON 974 distance=88' 20191-7052  HJ 5176AB distance=98' 20191-7052  BAU  61AC distance=98' 20191-7052  BAU  61AD distance=98' 20178-6814  TDT2147 distance=98' 19541-7049  TDT1835 distance=101' 20085-6752  UC 4097 distance=102' 20204-6819  TDT2188 distance=103' 20179-7103  TDT2150 distance=105' 19572-6756  TDT1872CE distance=112' 19564-6758  TDT1863AB distance=112' 19567-6756  UC 4057 distance=113' 20185-7112  LDS 705 distance=114' 20105-6738  TDT2049 distance=117' 20101-6738  UC 4109 distance=117' 19473-7031  TDT1751 distance=118' 20086-7133  I  1042 distance=121' 20099-7133  HEI 403 distance=121' 19596-7131  HEI 401 distance=124' 19548-7120  FIN 274 distance=124' 20224-7112  HEI 404 distance=125' 19541-6751  UC 4050 distance=125' 19512-6759  DON 967DF distance=129' 20138-6728  DON 981 distance=131' 20196-7133  UC 4147 distance=135' 20253-6800  TDT2258 distance=136' 20192-6735  TDT2164 distance=136' 20210-6734  TDS1062 distance=142' 20118-7157  KPP1459 distance=146' 19549-6726  LDS 690 distance=146' 19548-6721  LDS 689 distance=150' 19562-6714  LDS 691 distance=152' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 20072-6933 HDS2866 279 0.1 1
Show 20066-6933 UC 4086 92 54.0 4
Show 20068-6941 UC 4087 94 43.3 8
Show 20090-6934 TDT2025 267 0.5 10
Show 20089-6926 TDT2023 294 0.7 12
Show 20121-6855 TDT2078 49 0.4 47
Show 20126-6842 DON 980 267 2.3 58
Show 20165-7011 HEI 274 105 0.6 61
Show 19568-6901 TDT1870 268 0.7 65
Show 20066-6826 RSS 540 AB 102 21.9 68
Show 19541-6932 DON 971 62 1.4 69
Show 20197-6859 TDT2171 103 0.5 75
Show 20079-7049 HJ 5162 290 6.6 76
Show 19528-6918 TDT1822 7 0.6 78
Show 20045-6814 TDT1952 204 0.5 81
Show 20017-7052 TDT1922 312 0.5 84
Show 20230-6926 HDS2912 136 21.8 84
Show 20094-6808 TDT2032 237 2.5 87
Show 19576-7045 TDT1877 312 0.4 87
Show 20015-6811 DON 974 104 2.0 88
Show 20191-7052 HJ 5176 AB 119 6.6 98
Show 20191-7052 BAU 61 AC 160 13.1 98
Show 20191-7052 BAU 61 AD 184 33.2 98
Show 20178-6814 TDT2147 55 0.4 98
Show 19541-7049 TDT1835 354 0.6 101
Show 20085-6752 UC 4097 341 20.6 102
Show 20204-6819 TDT2188 88 2.2 103
Show 20179-7103 TDT2150 81 0.4 105
Show 19572-6756 TDT1872 CE 315 0.5 112
Show 19564-6758 TDT1863 AB 309 0.8 112
Show 19567-6756 UC 4057 259 44.4 113
Show 20185-7112 LDS 705 246 310.9 114
Show 20105-6738 TDT2049 214 0.6 117
Show 20101-6738 UC 4109 168 48.9 117
Show 19473-7031 TDT1751 121 0.4 118
Show 20086-7133 I 1042 95 0.8 121
Show 20099-7133 HEI 403 228 2.6 121
Show 19596-7131 HEI 401 341 1.2 124
Show 19548-7120 FIN 274 234 2.9 124
Show 20224-7112 HEI 404 351 0.6 125
Show 19541-6751 UC 4050 74 25.1 125
Show 19512-6759 DON 967 DF 342 2.1 129
Show 20138-6728 DON 981 169 3.1 131
Show 20196-7133 UC 4147 96 20.2 135
Show 20253-6800 TDT2258 72 0.7 136
Show 20192-6735 TDT2164 225 0.6 136
Show 20210-6734 TDS1062 240 1.0 142
Show 20118-7157 KPP1459 129 11.0 146
Show 19549-6726 LDS 690 183 11.9 146
Show 19548-6721 LDS 689 279 8.5 150
Show 19562-6714 LDS 691 131 29.7 152

 
 
WDS 20072-6933 : COMPONENTS
 
 
  A
B pa=294.6°
sep=0.04"
 
 
20072-6933 A
 
 
Componente originario normalizzato AB Name HD 189839 Coord arcsec 2000 200713.82-693319.6 Mag 7.79
Spectral class A0IV (white) PmRA 9.00 PmDE -29.0 SAO 254725
HIP 99104 Tycho2 9311-00722-1 HD 189839 GC 27841
CP CP-69 3090
Tycho2
Tycho2 9311-00722-1 Pflag RAmdeg 301.80765893 DEmdeg -69.55551969
PmRA 8.5 PmDE -28.8 E RAmdeg 4 E DEmdeg 4
E pmRA 1.3 E pmDE 1.3 EpRAm 1991.21 EpDEm 1991.43
Num 14 Q RAmdeg 1.0 Q DEmdeg 1.2 Q pmRA 1.1
Q pmDE 1.3 BTmag 7.565 E BTmag 0.015 VTmag 7.456
E VTmag 0.010 Prox 999 TYC T HIP 99104
CCDM AB RAdeg 301.80760139 DEdeg -69.55545306 EpRA 1990 1.47
EpDE 1990 1.70 E RAdeg 3.8 E DEdeg 3.5 Posflg P
Corr 0.3
SAO
SAO 254725 DelFlag RA1950 PmRA1950 0.0021
DE1950 PmDE1950 -0.036 Vmag 7.4 SpType A2
Double code Source 70 CatNum 27841 DM CP-69 3090
DMcomp BDsup HD 189839 M HD 0
GC 27841 RA1950rad 5.24514562 DE1950rad -1.21648206 PmRA2000 0.0003
PmDE2000 -0.037
Hipparcos
Catalog H HIP 99104 Proxy H RAhms 20 07 13.82
DEdms -69 33 19.6 Vmag 7.45 VarFlag R Vmag H
RAdeg 301.808 DEdeg -69.5555 AstroRef * Plx 5.18
CCDM 20072-6933 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 245 Rho 0.223 HD 189839 BD
CD CP CP-69 3090 Dm number -69 3090 VIred 0.07
SpType A0IV R SpType Coord arcsec 2000 200713.82-693319.6
Hipparcos 2
HIP 99104 Sn 55 So 3 Nc 2
RArad 5.2675362769 DErad -1.2139716159 Plx 5.23 PmRA 8.12
PmDE -28.42 E RArad 0.42 E DErad 0.46 E Plx 0.72
E pmRA 0.48 E pmDE 0.51 Hpmag 7.4878 E Hpmag 0.0011
SHp 0.014 VA 0 BV 0.094 E BV 0.006
VI 0.11
CCDM
Ccdm 20072-6933 RComp Comp A Note1
Note2 Discov num DRAs 1.85 DDEs -19.8
R dRAs 82 Year Theta Rho
Obs 2 Vmag 7.8 Sp A0 PmNote *
PmRA 9 PmDE -29 Dm number -69 3090 Cat1 CPD
Name2 254725 Cat2 SAO HD 189839 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 99104
 
 
20072-6933 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200713.81-693319.6 Mag 9.03 Calc delta mag 1.24
Calc coord yes
CCDM
Ccdm 20072-6933 RComp Comp B Note1
Note2 Discov num HDS DRAs 1.80 DDEs -20.0
R dRAs 82 Year 1991 Theta 245 Rho 0.2
Obs 1 Vmag 9.0 Sp PmNote *
PmRA 9 PmDE -29 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 99104