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47039 (1998 WA3)
Classification: Main-belt Asteroid          SPK-ID: 2047039
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1917782109305949 4.1067e-08  
a 3.098861516428854 2.1164e-08 au
q 2.504567398886458 1.2799e-07 au
i 17.12431688749227 3.6999e-06 deg
node 124.2354059488548 1.5933e-05 deg
peri 299.6789964995785 2.0101e-05 deg
M 60.35440521356693 1.0693e-05 deg
tp 2458866.452555662308
(2020-Jan-17.95255566)
5.9521e-05 TDB
period 1992.515368779357
5.46
2.0412e-05
5.589e-08
d
yr
n .1806761471659519 1.8509e-09 deg/d
Q 3.693155633971251 2.5223e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1275  
   data-arc span      8980 days (24.59 yr)  
   first obs. used      1996-08-09  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45461  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:54:58  

Additional Information
 Earth MOID = 1.56698 au 
 Jupiter MOID = 1.74344 au 
 T_jup = 3.127 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457842.5 (2017-Mar-30.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1906526691409686 4.0912e-08  
q 2.507626329473537 1.2711e-07 au
tp 2456875.774371886605
(2014-Aug-06.27437189)
6.6289e-05 TDB
node 124.2586907240828 1.5939e-05 deg
peri 299.7944464642844 2.018e-05 deg
i 17.11926383024039 3.6993e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1275  
   data-arc span      8980 days (24.59 yr)  
   first obs. used      1996-08-09  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45461  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:54:58  

Additional Information
 Jupiter MOID = 1.74344 au 
 T_jup = 3.127 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.673792982455283E-15 -5.152507914404857E-15 -9.990333899284459E-13 -4.425752624524293E-15 -2.35024584005838E-13 -5.877989140002931E-15
q -5.152507914404857E-15 1.615650072594099E-14 2.580622991213609E-12 1.38732818679291E-14 6.618281363614572E-13 1.977394673539668E-14
tp -9.990333899284459E-13 2.580622991213609E-12 4.394291307682303E-9 2.579337736572613E-12 8.432218370375305E-10 1.050940213572159E-12
node -4.425752624524293E-15 1.38732818679291E-14 2.579337736572613E-12 2.540554257637008E-10 -2.418494526596754E-10 4.662398913671876E-12
peri -2.35024584005838E-13 6.618281363614572E-13 8.432218370375305E-10 -2.418494526596754E-10 4.072141010683334E-10 -3.781335553450078E-12
i -5.877989140002931E-15 1.977394673539668E-14 1.050940213572159E-12 4.662398913671876E-12 -3.781335553450078E-12 1.368454642738445E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.99   n/a E2021B10  

47039 (1998 WA3)          Discovered 1998-Nov-19 by ODAS at Caussols
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 WA3 = 2000 HQ79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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