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134201 (2005 EJ72)
Classification: Main-belt Asteroid          SPK-ID: 2134201
[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06651889349142669 4.1507e-08  
a 3.169141137508485 3.7467e-08 au
q 2.958333375723259 1.4393e-07 au
i 10.61253450047855 4.8179e-06 deg
node 97.55612096907861 2.8799e-05 deg
peri 346.275144802318 5.3423e-05 deg
M 318.9592095053429 4.3681e-05 deg
tp 2459235.422175871703
(2021-Jan-20.92217587)		 0.00025039 TDB
period 2060.681149034473
5.64		 3.6543e-05
1e-07		 d
yr
n .1746995163073516 3.0981e-09 deg/d
Q 3.379948899293711 3.9959e-08 au
   Orbit Determination Parameters
   # obs. used (total)      575  
   data-arc span      7528 days (20.61 yr)  
   first obs. used      2000-04-07  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56476  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:57:30  

Additional Information
 Earth MOID = 1.97577 au 
 Jupiter MOID = 1.80536 au 
 T_jup = 3.173 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457219.5 (2015-Jul-16.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06218013438595798 4.13e-08  
q 2.972982320044397 1.4271e-07 au
tp 2457169.269483381603
(2015-May-26.76948338)		 0.00027194 TDB
node 97.80886568704473 2.8828e-05 deg
peri 345.4777107026231 5.6682e-05 deg
i 10.60448779635831 4.8171e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      575  
   data-arc span      7528 days (20.61 yr)  
   first obs. used      2000-04-07  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56476  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:57:30  

Additional Information
 Jupiter MOID = 1.80536 au 
 T_jup = 3.173 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.705666385397984E-15 -5.719731759328943E-15 1.597035235373523E-12 1.573202491080486E-15 2.850728364224463E-13 -4.323824231147241E-16
q -5.719731759328943E-15 2.036504314420428E-14 -5.665796182317062E-12 -2.180634158469561E-15 -1.013603346218814E-12 4.290830842365417E-15
tp 1.597035235373523E-12 -5.665796182317062E-12 7.39495753322761E-8 3.029784617374505E-11 1.33158995507512E-8 4.84787626993863E-12
node 1.573202491080486E-15 -2.180634158469561E-15 3.029784617374505E-11 8.31043682574832E-10 -8.111234489417868E-10 2.2687715941161E-11
peri 2.850728364224463E-13 -1.013603346218814E-12 1.33158995507512E-8 -8.111234489417868E-10 3.212885945381004E-9 -2.150042017065424E-11
i -4.323824231147241E-16 4.290830842365417E-15 4.84787626993863E-12 2.2687715941161E-11 -2.150042017065424E-11 2.32046677129545E-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 14.6   n/a MPO436656  
diameter diameter 7.180 km 0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134201 (2005 EJ72)          Discovered 2005-Mar-02 by CSS at Catalina
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

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Alternate Designations
 2005 EJ72 = 2003 XX25 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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