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180093 (2003 EJ41)
Classification: Main-belt Asteroid          SPK-ID: 2180093
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07134803463496014 4.8001e-08  
a 2.997198186660706 2.747e-08 au
q 2.783353986630999 1.4759e-07 au
i 10.17482307004977 5.2289e-06 deg
node 146.7659925557331 2.5625e-05 deg
peri 192.4197957519292 4.1003e-05 deg
M 341.8574810498149 3.3176e-05 deg
tp 2459296.013927449797
(2021-Mar-22.51392745)
0.00017506 TDB
period 1895.272314519258
5.19
2.6056e-05
7.134e-08
d
yr
n .1899463191870215 2.6113e-09 deg/d
Q 3.211042386690414 2.943e-08 au
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      9548 days (26.14 yr)  
   first obs. used      1993-03-19  
   last obs. used      2019-05-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61455  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:25:06  

Additional Information
 Earth MOID = 1.77276 au 
 Jupiter MOID = 2.14262 au 
 T_jup = 3.226 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456968.5 (2014-Nov-07.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07196047746342671 4.7487e-08  
q 2.778660856528407 1.4566e-07 au
tp 2457415.822505569284
(2016-Jan-28.32250557)
0.000171 TDB
node 146.8709000318174 2.5693e-05 deg
peri 194.8781385115567 4.1238e-05 deg
i 10.16338659093621 5.2239e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      9548 days (26.14 yr)  
   first obs. used      1993-03-19  
   last obs. used      2019-05-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61455  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:25:06  

Additional Information
 Jupiter MOID = 2.14262 au 
 T_jup = 3.226 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.254987232511327E-15 -6.817767378995866E-15 -1.421827779984106E-12 -2.194939817035878E-14 -2.027123215133246E-13 7.602191044343898E-16
q -6.817767378995866E-15 2.121795148237283E-14 4.822284234346227E-12 6.586776908666195E-14 6.828131111593473E-13 -9.789370869094545E-17
tp -1.421827779984106E-12 4.822284234346227E-12 2.924182208620793E-8 2.274223070838386E-11 5.532390937583214E-9 4.533739181199323E-12
node -2.194939817035878E-14 6.586776908666195E-14 2.274223070838386E-11 6.601352270402662E-10 -6.453423086213848E-10 -1.039163358439998E-11
peri -2.027123215133246E-13 6.828131111593473E-13 5.532390937583214E-9 -6.453423086213848E-10 1.700544876778832E-9 1.10517190242798E-11
i 7.602191044343898E-16 -9.789370869094545E-17 4.533739181199323E-12 -1.039163358439998E-11 1.10517190242798E-11 2.728940445481863E-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 15.7   n/a MPO436890  

180093 (2003 EJ41)          Discovered 2003-Mar-09 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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Alternate Designations
 2003 EJ41 = 2003 EU55 = 2003 EY38 = 2005 QN51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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