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Current system
04539-2032
HDS 633


Nearby doubles
9' : 04544-2027
ARA 842

18' : 04532-2046
HJ 3700

31' : 04518-2025
ARA 841

32' : 04519-2046
UC 1225

41' : 04549-2110
SKF2472

45' : 04563-2003
DON 85

55' : 04573-2005
KPP 727

61' : 04504-2108
DON 82

70' : 04493-2059
TDS2978

72' : 04545-2143
ARA1271

76' : 04486-2026
ARA 840

80' : 04577-2132
SPM 14

80' : 04545-1913
TDS3001

88' : 04478-2049
BU 312

90' : 04568-1912
B 1941

93' : 05005-2028
DON 88

95' : 04547-2206
RST3406

100' : 04574-1906
B 2580AB

101' : 04577-2157
KPP1105

105' : 04555-2214
BRT1379

106' : 04470-2113
DON 79

108' : 04512-2213
BRT1378

112' : 04467-1946
UC 1213AB

115' : 05020-2032
LDS3636

121' : 04468-2141
DON 78

122' : 04462-2128
OL 2



Selections
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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.

04539-2032 HDS 633

 
 
04h 53m 55.55s -20° 32' 20.1" P.A. 149.00 sep 0.2 mag 10.78,11.15 Sp M0V dist. 41.12 pc (134.13 l.y.)
 
 
Coord 2000 04539-2032 Discov num HDS 633 Comp Coord arcsec 2000 04 53 55.55 -20 32 20.1
Date first 1991 Date last 2021 Obs 11
Pa first 341 Pa last 149.4 P.A. Now (θ) 152.4°
Sep first 0.2 Sep last 0.224 Sep. Now (ρ) 0.249"
Mag pri 10.78 Mag sec 11.15 delta mag (ΔM) 0.37 Spectral class M0V (red)
Pri motion ra -033 Sec motion ra
Pri motion dec +240 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Eridanus HIP 22772 Tycho2 5907-00608-1 Gaia DR2 2974309112120542208
GL NN 3318 BD BD-20 958 Distance 41.12 Distance ly 134.13
 
 
ORBITAL ELEMENTS
 
 
Period (P)11.834y± 0.1 Periastron (T)2018.19y± 0.07 Semi-major axis (a)0.1429a± 0.0042
Eccentricity (e)0.913± 0.013 Inclination (i)56°± 3.1 Longitude of periastron (ω)157.9°± 9.1
Node (Ω)167.6°± 5.4 Notes ReferenceTok2020e
Equinox Last observation Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 153.9 0.257
2001 156.0 0.260
2002 158.1 0.253
2003 160.5 0.235
2004 163.4 0.203
2005 167.9 0.151
2006 182.2 0.059
2007 126.8 0.068
2008 140.9 0.140
2009 146.2 0.190
2010 149.5 0.224
2011 152.0 0.246
2012 154.2 0.258
2013 156.3 0.260
2014 158.5 0.251
2015 160.9 0.231
2016 164.0 0.196
2017 169.1 0.139
2018 193.9 0.033
2019 131.0 0.082
2020 142.0 0.150
2021 146.8 0.196
2022 149.9 0.228
2023 152.4 0.249
2024 154.6 0.259
2025 156.7 0.259
2026 158.9 0.249
2027 161.4 0.226
2028 164.6 0.188
2029 170.4 0.127
2030 304.8 0.010


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


 
  


wds04539-2032b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 04539-2032 HDS 633 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tok2020e St j Tokovinin, A., Mason, B.D., Mendez, R.A., Costa, E. & Horch, E.P. 2020AJ....160....7T
Tok2020e +orb AJ 160, 7, 2020
 
 
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
04539-2032 HDS 633 1991 1 341 0.2 10.78 11.15 M0V 045355.58-203222.2
04539-2032 HDS 633 2008 2 145 0.2 10.78 11.15 M0V D 045355.58-203222.2
04539-2032 HDS 633 2014 3 161 0.2 10.78 11.15 M0V 045355.58-203222.2
04539-2032 HDS 633 2017 5 176 0.1 10.78 11.15 M0V 045355.55-203220.1
04539-2032 HDS 633 2018 6 307 0.1 10.78 11.15 M0V 045355.55-203220.1
04539-2032 HDS 633 2019 9 141 0.1 10.78 11.15 M0V O 045355.55-203220.1
04539-2032 HDS 633 2020 10 146 0.2 10.78 11.15 M0V O 045355.55-203220.1
04539-2032 HDS 633 2021 11 149 0.2 10.78 11.15 M0V O 045355.55-203220.1

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

 
 
WDS 04539-2032 HDS 633 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04539-2032 HDS 633 : MEASURES
 
 
No records found.

 
 
WDS 04539-2032 : VIRTUAL EYEPIECE
 
 

04539-2032 HDS 633A mag 10.78 Sp M0V 04539-2032 HDS 633B sep 0.2 P.A. 151.00 mag 11.15 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 04539-2032 : ALADIN DSS IMAGE @ 04h 53m 55.55s -20° 32' 20.1"
 
 
 
 
WDS 04539-2032 HDS 633 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04539-2032 HDS 633 distance=1' 04544-2027 ARA 842 distance=9' 04532-2046 HJ 3700 distance=18' 04518-2025 ARA 841 distance=31' 04519-2046 UC 1225 distance=32' 04549-2110 SKF2472 distance=41' 04563-2003 DON 85 distance=45' 04573-2005 KPP 727 distance=55' 04504-2108 DON 82 distance=61' 04493-2059 TDS2978 distance=70' 04545-2143 ARA1271 distance=72' 04486-2026 ARA 840 distance=76' 04577-2132 SPM 14 distance=80' 04545-1913 TDS3001 distance=80' 04478-2049 BU 312 distance=88' 04568-1912 B 1941 distance=90' 05005-2028 DON 88 distance=93' 04547-2206 RST3406 distance=95' 04574-1906 B 2580BC distance=99' 04574-1906 B 2580AB distance=100' 04577-2157 KPP1105 distance=101' 04555-2214 BRT1379 distance=105' 04470-2113 DON 79 distance=106' 04512-2213 BRT1378 distance=108' 04467-1946 UC 1213AB distance=112' 05020-2032 LDS3636 distance=115' 04468-2141 DON 78 distance=121' 04462-2128 OL 2 distance=122' 05025-2115 DON 91AB distance=128' 05025-2115 HLN 8AC distance=128' 04525-1822 SHN 9 distance=132' 04490-2224 DON 80 distance=132' 05000-1851 B 2581BC distance=132' 05000-1851 B 2581AB distance=133' 05023-1932 LPM 201 distance=133' 04599-1849 HJ 3709 distance=134' 05036-2029 WHC 1 distance=136' 05033-1954 TVB 88 distance=138' 04441-2027 TDS2952 distance=139' 04598-1839 B 2518 distance=140' 05032-1928 B 2094 distance=145' 05001-2229 KPP2709 distance=145' 04590-2239 RST3408 distance=145' 04580-2248 I 473 distance=148' 04458-1851 UC 1210 distance=154' 05047-2017 WHC 2 distance=154' 04434-2113 TDS2946 distance=154' 04574-2300 NSC 21 distance=156' 05047-2113 HDS 662 distance=157' 05003-1822 BRT1380 distance=159' 04425-2058 DON 75 distance=162' 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 04539-2032 HDS 633 149 0.2 1
Show 04544-2027 ARA 842 36 5.9 9
Show 04532-2046 HJ 3700 349 26.2 18
Show 04518-2025 ARA 841 200 10.5 31
Show 04519-2046 UC 1225 132 38.3 32
Show 04549-2110 SKF2472 152 69.4 41
Show 04563-2003 DON 85 313 1.2 45
Show 04573-2005 KPP 727 83 6.4 55
Show 04504-2108 DON 82 47 0.7 61
Show 04493-2059 TDS2978 192 0.6 70
Show 04545-2143 ARA1271 200 15.5 72
Show 04486-2026 ARA 840 117 1.4 76
Show 04577-2132 SPM 14 287 19.0 80
Show 04545-1913 TDS3001 193 0.8 80
Show 04478-2049 BU 312 346 3.4 88
Show 04568-1912 B 1941 288 0.7 90
Show 05005-2028 DON 88 114 9.2 93
Show 04547-2206 RST3406 252 0.1 95
Show 04574-1906 B 2580 BC 120 7.7 99
Show 04574-1906 B 2580 AB 156 63.3 100
Show 04577-2157 KPP1105 202 8.8 101
Show 04555-2214 BRT1379 132 3.4 105
Show 04470-2113 DON 79 327 9.2 106
Show 04512-2213 BRT1378 61 7.8 108
Show 04467-1946 UC 1213 AB 182 36.4 112
Show 05020-2032 LDS3636 96 42.8 115
Show 04468-2141 DON 78 242 2.0 121
Show 04462-2128 OL 2 227 4.4 122
Show 05025-2115 DON 91 AB 7 1.0 128
Show 05025-2115 HLN 8 AC 28 32.0 128
Show 04525-1822 SHN 9 120 0.3 132
Show 04490-2224 DON 80 337 0.7 132
Show 05000-1851 B 2581 BC 39 3.5 132
Show 05000-1851 B 2581 AB 166 82.7 133
Show 05023-1932 LPM 201 75 10.8 133
Show 04599-1849 HJ 3709 309 18.6 134
Show 05036-2029 WHC 1 83 9.1 136
Show 05033-1954 TVB 88 204 3.0 138
Show 04441-2027 TDS2952 125 1.5 139
Show 04598-1839 B 2518 209 5.5 140
Show 05032-1928 B 2094 101 2.0 145
Show 05001-2229 KPP2709 4 1.9 145
Show 04590-2239 RST3408 216 4.1 145
Show 04580-2248 I 473 238 0.9 148
Show 04458-1851 UC 1210 65 6.7 154
Show 05047-2017 WHC 2 189 8.0 154
Show 04434-2113 TDS2946 68 0.7 154
Show 04574-2300 NSC 21 317 17.0 156
Show 05047-2113 HDS 662 291 0.2 157
Show 05003-1822 BRT1380 62 4.3 159
Show 04425-2058 DON 75 88 0.2 162

 
 
WDS 04539-2032 : COMPONENTS
 
 
  A
B pa=151.0°
sep=0.22"
 
 
04539-2032 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 045355.55-203220.1 Mag 10.78 Spectral class M0V (red)
PmRA -33.00 PmDE 240.0 HIP 22772 Tycho2 5907-00608-1
BD BD-20 958
Tycho2
Tycho2 5907-00608-1 Pflag RAmdeg 73.48149066 DEmdeg -20.53892282
PmRA -30.5 PmDE 239.7 E RAmdeg 23 E DEmdeg 24
E pmRA 2.0 E pmDE 1.9 EpRAm 1986.80 EpDEm 1984.71
Num 5 Q RAmdeg 0.9 Q DEmdeg 0.5 Q pmRA 0.9
Q pmDE 0.6 BTmag 11.660 E BTmag 0.074 VTmag 10.165
E VTmag 0.034 Prox 999 TYC T HIP 22772
CCDM AB RAdeg 73.48156778 DEdeg -20.53947556 EpRA 1990 1.77
EpDE 1990 1.69 E RAdeg 28.4 E DEdeg 29.6 Posflg P
Corr 0.2
Hipparcos
Catalog H HIP 22772 Proxy H RAhms 04 53 55.58
DEdms -20 32 22.2 Vmag 10.08 VarFlag R Vmag H
RAdeg 73.4816 DEdeg -20.5395 AstroRef * Plx 23.05
CCDM 04539-2032 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 341 Rho 0.24 HD BD BD-20 958
CD CP Dm number -20 958 VIred 1.45
SpType M0V R SpType Coord arcsec 2000 045355.58-203222.2
Hipparcos 2
HIP 22772 Sn 55 So 3 Nc 2
RArad 1.2824952616 DErad -0.3584819397 Plx 24.32 PmRA -31.91
PmDE 238.9 E RArad 1.29 E DErad 1.34 E Plx 2.06
E pmRA 1.76 E pmDE 1.98 Hpmag 10.1941 E Hpmag 0.0037
SHp 0.03 VA 0 BV 1.271 E BV 0.012
VI 1.45
CCDM
Ccdm 04539-2032 RComp Comp A Note1
Note2 Discov num DRAs 1.56 DDEs -20.2
R dRAs 82 Year Theta Rho
Obs 2 Vmag 10.8 Sp M0 PmNote *
PmRA -33 PmDE 240 Dm number -20 958 Cat1 BD
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 22772
 
 
04539-2032 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 045355.56-203220.3 Mag 11.15 Calc delta mag 0.37
Calc coord yes
CCDM
Ccdm 04539-2032 RComp Comp B Note1
Note2 Discov num HDS DRAs 1.55 DDEs -20.0
R dRAs 82 Year 1991 Theta 341 Rho 0.2
Obs 1 Vmag 11.1 Sp PmNote *
PmRA -33 PmDE 240 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 22772