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117703 (2005 EK300)
Classification: Main-belt Asteroid          SPK-ID: 2117703
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0338165402621507 5.5872e-08  
a 2.843571207705375 2.5058e-08 au
q 2.747411467471713 1.6023e-07 au
i 1.279020215994265 8.3779e-06 deg
node 210.2708808633722 0.00022861 deg
peri 236.9604924251273 0.00025956 deg
M 136.8918304088971 0.00012264 deg
tp 2458334.507069858506
(2018-Aug-04.00706986)
0.00059382 TDB
period 1751.437278139829
4.80
2.3151e-05
6.338e-08
d
yr
n .2055454708502891 2.7169e-09 deg/d
Q 2.939730947939036 2.5905e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      7862 days (21.52 yr)  
   first obs. used      1998-10-18  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58928  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:14:28  

Additional Information
 Earth MOID = 1.76394 au 
 Jupiter MOID = 2.12392 au 
 T_jup = 3.307 
[ 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 16.5   n/a MPO426743  

117703 (2005 EK300)          Discovered 2005-Mar-11 by Buie, M. W. at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ hide close-approach data ]
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
2162-Dec-19 23:54 00:15 Europ 0.0438413500913258 0.0437818576996506 0.0439008449592215 2.50898749354466 2.5089873969197 2511067.496126080 15.0125165089919 3006.97609468326 65.6366736827252 9.9441368581302 17357.3681951098 T 10 CATAB v2.0f-lin.ifort 2020-May-20 20:14:35 2020-May-20 20:14

Alternate Designations
 2005 EK300 = 2003 WF42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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