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213471 (2002 ES90)
Classification: Main-belt Asteroid          SPK-ID: 2213471
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02648261319979307 3.3004e-08  
a 2.218829538542841 9.4789e-09 au
q 2.160069134117335 7.2937e-08 au
i 1.798439965860335 3.803e-06 deg
node 114.1621644178996 0.00011788 deg
peri 186.8417793934636 0.00013971 deg
M 177.8924942450173 7.4402e-05 deg
tp 2458799.960152526819
(2019-Nov-12.46015253)
0.00025006 TDB
period 1207.214199799552
3.31
7.7359e-06
2.118e-08
d
yr
n .2982072278969009 1.9109e-09 deg/d
Q 2.277589942968346 9.73e-09 au
  Orbit Determination Parameters
   # obs. used (total)      506  
   data-arc span      6900 days (18.89 yr)  
   first obs. used      2002-02-24  
   last obs. used      2021-01-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57766  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:49  

Additional Information
 Earth MOID = 1.14391 au 
 Jupiter MOID = 2.74611 au 
 T_jup = 3.650 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457663.5 (2016-Oct-02.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02686646478966594 3.2804e-08  
q 2.15907335210218 7.2558e-08 au
tp 2457596.830920976001
(2016-Jul-27.33092098)
0.00024918 TDB
node 114.1747314101288 0.00011796 deg
peri 188.0089453488404 0.00013943 deg
i 1.797994347840199 3.8019e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      506  
   data-arc span      6900 days (18.89 yr)  
   first obs. used      2002-02-24  
   last obs. used      2021-01-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57766  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:49  

Additional Information
 Jupiter MOID = 2.74611 au 
 T_jup = 3.650 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.076089017431574E-15 -2.360914600243622E-15 -1.24946833602366E-12 -4.309644001385564E-15 -3.666911046052993E-13 3.11847878890315E-17
q -2.360914600243622E-15 5.264665105585826E-15 2.329158099428568E-12 9.503209329912307E-15 6.815966541472006E-13 -2.258677922081088E-17
tp -1.24946833602366E-12 2.329158099428568E-12 6.209282596691532E-8 2.401803631441476E-11 1.853473473305839E-8 -1.821826122038825E-12
node -4.309644001385564E-15 9.503209329912307E-15 2.401803631441476E-11 1.39137531108971E-8 -1.38994796041755E-8 -5.687554219036291E-11
peri -3.666911046052993E-13 6.815966541472006E-13 1.853473473305839E-8 -1.38994796041755E-8 1.943950143984277E-8 5.630473753708411E-11
i 3.11847878890315E-17 -2.258677922081088E-17 -1.821826122038825E-12 -5.687554219036291E-11 5.630473753708411E-11 1.445429977271981E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.00   n/a MPCxxxxx  
rotation period rot_per 2.7662 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Fatka, P.; Vokrouhlický, D.; Scheirich, P.; et al. (2019) Icarus 333, 429-463.]

213471 (2002 ES90)          Discovered 2002-Mar-12 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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