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JPL Small-Body Database Browser
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390919 (2005 EF205)
Classification: Main-belt Asteroid          SPK-ID: 2390919
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05347972261913443 5.2998e-08  
a 2.701882248085048 2.2831e-08 au
q 2.557386334907896 1.4829e-07 au
i 3.752997452449293 7.1226e-06 deg
node 50.12751184852269 8.2855e-05 deg
peri 100.3792397503679 0.00010555 deg
M 195.2594121998423 6.604e-05 deg
tp 2459742.828550591054
(2022-Jun-12.32855059)
0.00029951 TDB
period 1622.176306284392
4.44
2.0562e-05
5.63e-08
d
yr
n .2219240896352277 2.813e-09 deg/d
Q 2.8463781612622 2.4053e-08 au
  Orbit Determination Parameters
   # obs. used (total)      290  
   data-arc span      4756 days (13.02 yr)  
   first obs. used      2005-03-11  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60259  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:03:46  

Additional Information
 Earth MOID = 1.57115 au 
 Jupiter MOID = 2.13649 au 
 T_jup = 3.362 
[ show covariance matrix ]

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 16.3   n/a MPO437600  

390919 (2005 EF205)          Discovered 2005-Mar-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1955-Sep-23 10:31 00:03 Amphi 0.0403928863903429 0.0403896737565404 0.0403961030786352 2.1418564030616 2.14185633661423 2435373.938192458 2.78825462327084 769.277625937761 85.1927956782038 79.8135187818814 69701.081037852 T 14 CATAB v2.0e-lin.ifort 2019-Jul-14 03:03:51 2019-Jul-14 03:03
2139-Jun-26 04:28 00:03 Eunom 0.042281660690208 0.0422482915206417 0.0423150320219625 5.93194996384677 5.93194990787818 2502489.686236942 2.74148439330736 1730.54934787331 104.24305379971 -16.0532722694919 17133.8143651827 T 14 CATAB v2.0e-lin.ifort 2019-Jul-14 03:03:51 2019-Jul-14 03:03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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