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Doubles in session


Current system
21053+0044
HDS 3007
HD 200747


Nearby doubles
31' : 21034-0050
CVR 885

32' : 21039+0106
BAL1223

33' : 21069-0020
J 1718

38' : 21073-0021
BAL 930

40' : 21029-0028
TDT2713

40' : 21043+0008
BAL 929

43' : 21025+0038
HDO 320

48' : 21075-0010
STF2755

51' : 21020+0055
BAL1222

52' : 21086+0059
BAL1224

53' : 21069+0131
BAL1579

53' : 21089-0052
BAL 619

58' : 21016-0029
NSN 500

60' : 21031+0132
STF2744AB

61' : 21093+0048
BAL1225

62' : 21089+0013
BU 837

63' : 21016-0014
TDT2701

69' : 21059+0152
YSC 71

77' : 21104-0042
BAL 620

80' : 21101+0118
HDO 318

82' : 21103-0016
LDS4866

82' : 21084+0151
BAL1580

83' : 21002-0014
TDS1110

87' : 21111+0041
SKF1774

88' : 21110+0102
A 2287

91' : 21067+0212
SLN 88



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.

21053+0044 HDS 3007 (HD 200747)

 
 
21h 05m 19.23s +00° 43' 37.4" P.A. 281.00 sep 0.1 mag 8.11,9.48 Sp F0 dist. 120.34 pc (392.55 l.y.)
 
 
Coord 2000 21053+0044 Discov num HDS3007 Comp Coord arcsec 2000 21 05 19.23 +00 43 37.4
Date first 1991 Date last 2021 Obs 10
Pa first 302 Pa last 281.4 P.A. Now (θ) 281.4°
Sep first 0.1 Sep last 0.143 Sep. Now (ρ) 0.143"
Mag pri 8.11 Mag sec 9.48 delta mag (ΔM) 1.37 Spectral class F0 (yellow-white)
Pri motion ra -010 Sec motion ra
Pri motion dec +013 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 200747 Constellation Aquarius SAO 126532 HIP 104090
Tycho2 0526-01687-1 Gaia DR2 2690307492047588736 HD 200747 BD BD+00 4657
Distance 120.34 Distance ly 392.55
 
 
ORBITAL ELEMENTS
 
 
Period (P)26y Periastron (T)2005.24y Semi-major axis (a)0.117a
Eccentricity (e)0.5 Inclination (i)116.9° Longitude of periastron (ω)127.1°
Node (Ω)267.1° Notes ReferenceTok2021c
Equinox2000 Last observation2019 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 267.9 0.128
2001 262.8 0.113
2002 255.8 0.092
2003 243.6 0.065
2004 210.5 0.035
2005 130.4 0.035
2006 95.4 0.060
2007 78.9 0.072
2008 65.2 0.074
2009 50.9 0.070
2010 34.5 0.065
2011 16.5 0.064
2012 358.6 0.066
2013 342.6 0.072
2014 329.6 0.080
2015 319.4 0.090
2016 311.3 0.101
2017 304.7 0.112
2018 299.2 0.121
2019 294.5 0.130
2020 290.3 0.137
2021 286.5 0.142
2022 282.9 0.145
2023 279.4 0.146
2024 275.8 0.143
2025 272.1 0.138
2026 267.9 0.128
2027 262.8 0.113
2028 255.8 0.092
2029 243.6 0.065
2030 210.5 0.035


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds21053%2B0044a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 21053+0044 HDS 3007 (HD 200747) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tok2021c orb - Tokovinin, A. 2021IAUDS.203....1S
Tok2021c Inf. Circ. 203, 1, 2021
 
 
DISCOVERER
 
 
idgroup discov author
1 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
21053+0044 HDS3007 1991 1 302 0.1 8.11 9.48 F0 X 210519.23+004337.4
21053+0044 HDS3007 2014 3 324 0.1 8.11 9.48 F0 X 210519.23+004337.4
21053+0044 HDS3007 2015 4 314 0.1 8.11 9.48 F0 X 210519.23+004337.4
21053+0044 HDS3007 2017 6 303 0.1 8.11 9.48 F0 X 210519.23+004337.4
21053+0044 HDS3007 2018 7 299 0.1 8.11 9.48 F0 X 210519.23+004337.4
21053+0044 HDS3007 2019 8 292 0.1 8.11 9.48 F0 210519.23+004337.4
21053+0044 HDS3007 2020 9 285 0.1 8.11 9.48 F0 210519.23+004337.4
21053+0044 HDS3007 2021 10 281 0.1 8.11 9.48 F0 O 210519.23+004337.4

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

 
 
WDS 21053+0044 HDS 3007 (HD 200747) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21053+0044 HDS 3007 (HD 200747) : MEASURES
 
 
No records found.

 
 
WDS 21053+0044 (HD 200747) : VIRTUAL EYEPIECE
 
 

21053+0044 HDS3007A mag 8.11 Sp F0 21053+0044 HDS3007B sep 0.1 P.A. 281.40 mag 9.48 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 21053+0044 (HD 200747) : ALADIN DSS IMAGE @ 21h 05m 19.23s +00° 43' 37.4"
 
 
 
 
WDS 21053+0044 HDS 3007 (HD 200747) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21053+0044 HDS3007 distance=1' 21034-0050 CVR 885 distance=31' 21039+0106 BAL1223 distance=32' 21069-0020 J 1718 distance=33' 21073-0021 BAL 930 distance=38' 21029-0028 TDT2713 distance=40' 21043+0008 BAL 929 distance=40' 21025+0038 HDO 320 distance=43' 21075-0010 STF2755 distance=48' 21020+0055 BAL1222 distance=51' 21086+0059 BAL1224 distance=52' 21069+0131 BAL1579 distance=53' 21089-0052 BAL 619 distance=53' 21016-0029 NSN 500 distance=58' 21031+0132 STF2744AB distance=60' 21031+0132 STF2744AC distance=60' 21031+0132 STF2744AD distance=60' 21093+0048 BAL1225 distance=61' 21089+0013 BU 837 distance=62' 21016-0014 TDT2701 distance=63' 21059+0152 YSC 71 distance=69' 21104-0042 BAL 620 distance=77' 21101+0118 HDO 318 distance=80' 21103-0016 LDS4866 distance=82' 21084+0151 BAL1580 distance=82' 21002-0014 TDS1110 distance=83' 21111+0041 SKF1774 distance=87' 21110+0102 A 2287 distance=88' 21067+0212 SLN 88 distance=91' 20595-0014 BAL 928 distance=92' 21061+0217 RST5476 distance=95' 21113+0011 GWP3040 distance=96' 21036+0217 WIS 347 distance=98' 21054+0221 KPP1782 distance=98' 21119-0053 UC 4401 distance=100' 21119+0032 ITF 212 distance=100' 21099+0156 GWP3037AB distance=100' 21099+0156 GWP3038AC distance=100' 20590-0014 TOB 314 distance=100' 21118+0121 UC 4400 distance=104' 21012+0210 GWP3029 distance=107' 21119+0126 BAL1581 distance=108' 21008+0207 UC 4360 distance=108' 20584+0118 RST5474 distance=110' 21056+0233 BAL2045 distance=110' 21127-0045 J 1403 distance=112' 20578-0043 UC 4344 distance=113' 21123-0002 KPP1761 distance=113' 21055-0110 BAL 617 distance=114' 21080-0104 J 1402 distance=115' 21129-0045 SLW1231 distance=115' 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 21053+0044 HDS3007 281 0.1 1
Show 21034-0050 CVR 885 109 27.0 31
Show 21039+0106 BAL1223 157 11.3 32
Show 21069-0020 J 1718 353 7.3 33
Show 21073-0021 BAL 930 9 3.4 38
Show 21029-0028 TDT2713 59 0.8 40
Show 21043+0008 BAL 929 352 14.0 40
Show 21025+0038 HDO 320 225 3.0 43
Show 21075-0010 STF2755 79 25.4 48
Show 21020+0055 BAL1222 321 12.5 51
Show 21086+0059 BAL1224 77 11.2 52
Show 21069+0131 BAL1579 248 9.2 53
Show 21089-0052 BAL 619 127 15.9 53
Show 21016-0029 NSN 500 80 34.1 58
Show 21031+0132 STF2744 AB 107 1.2 60
Show 21031+0132 STF2744 AC 99 97.8 60
Show 21031+0132 STF2744 AD 300 73.9 60
Show 21093+0048 BAL1225 215 18.7 61
Show 21089+0013 BU 837 181 3.4 62
Show 21016-0014 TDT2701 43 1.0 63
Show 21059+0152 YSC 71 263 1.0 69
Show 21104-0042 BAL 620 314 2.9 77
Show 21101+0118 HDO 318 313 1.2 80
Show 21103-0016 LDS4866 245 1.8 82
Show 21084+0151 BAL1580 224 4.4 82
Show 21002-0014 TDS1110 79 0.9 83
Show 21111+0041 SKF1774 308 1.2 87
Show 21110+0102 A 2287 38 0.1 88
Show 21067+0212 SLN 88 230 4.1 91
Show 20595-0014 BAL 928 129 13.6 92
Show 21061+0217 RST5476 149 3.3 95
Show 21113+0011 GWP3040 290 12.7 96
Show 21036+0217 WIS 347 99 664.9 98
Show 21054+0221 KPP1782 210 13.8 98
Show 21119-0053 UC 4401 234 25.6 100
Show 21119+0032 ITF 212 176 2.6 100
Show 21099+0156 GWP3037 AB 180 76.0 100
Show 21099+0156 GWP3038 AC 1 111.6 100
Show 20590-0014 TOB 314 227 27.6 100
Show 21118+0121 UC 4400 189 33.5 104
Show 21012+0210 GWP3029 55 70.3 107
Show 21119+0126 BAL1581 9 17.0 108
Show 21008+0207 UC 4360 71 44.6 108
Show 20584+0118 RST5474 194 2.0 110
Show 21056+0233 BAL2045 33 7.2 110
Show 21127-0045 J 1403 344 4.0 112
Show 20578-0043 UC 4344 15 42.7 113
Show 21123-0002 KPP1761 90 13.6 113
Show 21055-0110 BAL 617 308 14.0 114
Show 21080-0104 J 1402 147 3.1 115
Show 21129-0045 SLW1231 211 14.0 115

 
 
WDS 21053+0044 : COMPONENTS
 
 
  A
B pa=281.4°
sep=0.14"
 
 
21053+0044 A
 
 
Componente originario normalizzato AB Name HD 200747 Coord arcsec 2000 210519.23+004337.4 Mag 8.11
Spectral class F0 (yellow-white) PmRA -10.00 PmDE 13.0 SAO 126532
HIP 104090 Tycho2 0526-01687-1 HD 200747 BD BD+00 4657
Tycho2
Tycho2 0526-01687-1 Pflag RAmdeg 316.33008267 DEmdeg 0.72708857
PmRA -11.7 PmDE 10.6 E RAmdeg 5 E DEmdeg 6
E pmRA 1.0 E pmDE 1.0 EpRAm 1990.95 EpDEm 1990.18
Num 16 Q RAmdeg 0.6 Q DEmdeg 1.3 Q pmRA 0.6
Q pmDE 1.4 BTmag 8.176 E BTmag 0.017 VTmag 7.801
E VTmag 0.011 Prox 999 TYC T HIP 104090
CCDM AB RAdeg 316.33010944 DEdeg 0.72706250 EpRA 1990 1.66
EpDE 1990 1.19 E RAdeg 4.5 E DEdeg 6.0 Posflg P
Corr -0.1
SAO
SAO 126532 DelFlag RA1950 PmRA1950 -0.0013
DE1950 PmDE1950 0.019 Vmag 8 SpType F0
Double code Source 31 CatNum 5356 DM BD+00 4657
DMcomp BDsup HD 200747 M HD 0
GC RA1950rad 5.50985642 DE1950rad 0.00919236 PmRA2000 -0.0011
PmDE2000 0.015
Hipparcos
Catalog H HIP 104090 Proxy H RAhms 21 05 19.23
DEdms +00 43 37.4 Vmag 7.78 VarFlag R Vmag G
RAdeg 316.33 DEdeg 0.727062 AstroRef * Plx 6.25
CCDM 21053+0044 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source S Qual B M HIP AB
Theta 302 Rho 0.11 HD 200747 BD BD+00 4657
CD CP Dm number +00 4657 VIred 0.45
SpType F0 R SpType Coord arcsec 2000 210519.23+004337.4
Hipparcos 2
HIP 104090 Sn 55 So 3 Nc 2
RArad 5.5210019178 DErad 0.0126896267 Plx 8.31 PmRA -10.47
PmDE 12.8 E RArad 0.66 E DErad 0.33 E Plx 0.72
E pmRA 0.87 E pmDE 0.34 Hpmag 7.8383 E Hpmag 0.0009
SHp 0.009 VA 0 BV 0.385 E BV 0.003
VI 0.45
CCDM
Ccdm 21053+0044 RComp Comp A Note1
Note2 Discov num DRAs 1.22 DDEs -22.5
R dRAs 82 Year Theta Rho
Obs 2 Vmag 8.1 Sp F0 PmNote *
PmRA -10 PmDE 13 Dm number +00 4657 Cat1 BD
Name2 +00 2636 Cat2 AGK2/3 HD 200747 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 104090
 
 
21053+0044 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 210519.22+004337.4 Mag 9.48 Calc delta mag 1.37
Calc coord yes
CCDM
Ccdm 21053+0044 RComp Comp B Note1
Note2 Discov num HDS DRAs 1.21 DDEs -22.4
R dRAs 82 Year 1991 Theta 302 Rho 0.1
Obs 1 Vmag 9.5 Sp PmNote *
PmRA -10 PmDE 13 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 104090