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213781 (2003 EB52)
Classification: Main-belt Asteroid          SPK-ID: 2213781
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1363526694706719 5.9882e-08  
a 3.161051778606101 2.8497e-08 au
q 2.730033930258144 1.873e-07 au
i 17.46726306474176 6.5102e-06 deg
node 11.01791284966473 1.4099e-05 deg
peri 179.6078315716034 2.2863e-05 deg
M 82.03287025663219 1.5776e-05 deg
tp 2458928.731203325818
(2020-Mar-20.23120333)
9.0377e-05 TDB
period 2052.796230046466
5.62
2.7759e-05
7.6e-08
d
yr
n .1753705480995798 2.3714e-09 deg/d
Q 3.592069626954058 3.2382e-08 au
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      6729 days (18.42 yr)  
   first obs. used      2001-12-23  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57988  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 03:30:37  

Additional Information
 Earth MOID = 1.73114 au 
 Jupiter MOID = 1.36228 au 
 T_jup = 3.119 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458050.5 (2017-Oct-24.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1368689365407654 5.9737e-08  
q 2.728742206242824 1.8767e-07 au
tp 2458926.303415188657
(2020-Mar-17.80341519)
9.0052e-05 TDB
node 11.05890903601331 1.4099e-05 deg
peri 179.0340465125795 2.2806e-05 deg
i 17.46821730834873 6.5102e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      6729 days (18.42 yr)  
   first obs. used      2001-12-23  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57988  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 03:30:37  

Additional Information
 Jupiter MOID = 1.36228 au 
 T_jup = 3.119 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.568504305721124E-15 -1.111370075631926E-14 3.290534509907025E-13 1.505528267698588E-14 1.074154817747771E-13 2.660040392153823E-15
q -1.111370075631926E-14 3.522032484577598E-14 -1.260713131858329E-12 -4.501641302651439E-14 -4.32617464329058E-13 -6.501314084450513E-15
tp 3.290534509907025E-13 -1.260713131858329E-12 8.109288445946428E-9 -1.064589434083998E-11 1.61815796633354E-9 1.338217120186727E-11
node 1.505528267698588E-14 -4.501641302651439E-14 -1.064589434083998E-11 1.987683668070447E-10 -1.909588440708613E-10 -3.296592851273899E-12
peri 1.074154817747771E-13 -4.32617464329058E-13 1.61815796633354E-9 -1.909588440708613E-10 5.200923564987012E-10 5.623432588562095E-12
i 2.660040392153823E-15 -6.501314084450513E-15 1.338217120186727E-11 -3.296592851273899E-12 5.623432588562095E-12 4.238207866617365E-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 15.08   n/a E2021B55  

213781 (2003 EB52)          Discovered 2003-Mar-11 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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