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410501 (2008 EO42)
Classification: Main-belt Asteroid          SPK-ID: 2410501
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01278072182075973 7.124e-08  
a 2.673256826915509 3.4988e-08 au
q 2.639090675055255 2.0018e-07 au
i 5.83490912931853 8.5342e-06 deg
node 39.93166719828507 6.6732e-05 deg
peri 298.6285972282079 0.0003039 deg
M 138.6869081075289 0.00029482 deg
tp 2458385.475496489024
(2018-Sep-23.97549649)
0.0013089 TDB
period 1596.465191164875
4.37
3.1342e-05
8.581e-08
d
yr
n .2254981831062178 4.427e-09 deg/d
Q 2.707422978775762 3.5435e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      6653 days (18.21 yr)  
   first obs. used      2001-10-17  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67324  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 10:28:51  

Additional Information
 Earth MOID = 1.63615 au 
 Jupiter MOID = 2.30948 au 
 T_jup = 3.372 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457304.5 (2015-Oct-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01335927073667703 6.7915e-08  
q 2.636544886902626 1.9083e-07 au
tp 2456753.914086605557
(2014-Apr-06.41408661)
0.0013186 TDB
node 39.97011720328749 6.6787e-05 deg
peri 290.6408262700602 0.00030541 deg
i 5.834038797585562 8.5318e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      6653 days (18.21 yr)  
   first obs. used      2001-10-17  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67324  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 10:28:51  

Additional Information
 Jupiter MOID = 2.30948 au 
 T_jup = 3.372 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.612379553534407E-15 -1.275543821908624E-14 3.473138043895345E-11 -3.492511709044546E-14 7.877710095714254E-12 -4.33133940317142E-15
q -1.275543821908624E-14 3.641549669736784E-14 -9.989512855068467E-11 1.010049475377001E-13 -2.257859232395938E-11 1.427277691547292E-14
tp 3.473138043895345E-11 -9.989512855068467E-11 1.738781159345149E-6 -1.403058386516625E-10 3.930117267170211E-7 -1.455640065908503E-10
node -3.492511709044546E-14 1.010049475377001E-13 -1.403058386516625E-10 4.46048874895045E-9 -4.467628100159998E-9 -1.789344188593092E-10
peri 7.877710095714254E-12 -2.257859232395938E-11 3.930117267170211E-7 -4.467628100159998E-9 9.327465722447575E-8 1.45254379437345E-10
i -4.33133940317142E-15 1.427277691547292E-14 -1.455640065908503E-10 -1.789344188593092E-10 1.45254379437345E-10 7.279166446993718E-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 16.9   n/a MPO455917  

410501 (2008 EO42)          Discovered 2008-Mar-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-10-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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