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(2013 EC)
Classification: Apollo [NEO]          SPK-ID: 3629085
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6967873379646888 0.0010522  
a 2.162348577602715 0.0065018 AU
q .6556514684631878 0.00030373 AU
i 5.833352903486327 0.0085192 deg
node 342.3225583310705 0.00014419 deg
peri 261.3080436996446 0.00035263 deg
M 123.9579059195747 0.55016 deg
tp 2456400.593268626032
(2013-Apr-18.09326863)
0.028784 JED
period 1161.413805974067
3.18
5.2383
0.01434
d
yr
n .3099670402988462 0.001398 deg/d
Q 3.669045686742241 0.011032 AU
  Orbit Determination Parameters
   # obs. used (total)      26  
   data-arc span      1 day  
   first obs. used      2013-03-02  
   last obs. used      2013-03-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      7  
   fit RMS      .31003  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 12:01:30  

Additional Information
 Earth MOID = .00238685 AU 
 T_jup = 3.326 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 27.8 mag n/a MPO256829  

[ 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
1956-Feb-13 08:19 1_08:54 Earth 0.379036675962936 0.281476498819507 0.475993471038843 31.2749222292839 31.2746974602679 2435516.846433803 1973.59064219107 4769885.71502735 28.8838634565345 -2.38124303780286 76612.4389716832 T 4 CATAB v2.0c-linF95 2013-Aug-05 12:01:34 2013-Aug-05 12:01
2013-Mar-04 07:11 < 00:01 Moon 0.003875304559903 0.0038674231702105 0.00388319998379106 19.1521186736973 19.1516771021169 2456355.799257376 0.0417532432069264 513.184729553766 2.80992398242264 38.2400036327333 126118.728719332 T 4 CATAB v2.0c-linF95 2013-Aug-05 12:01:34 2013-Aug-05 12:01
2013-Mar-04 07:37 < 00:01 Earth 0.00245478038375895 0.00244462070076768 0.00246495282042198 20.1737193127187 20.1198434746995 2456355.817637484 0.0356558767601548 546.993688814315 2.51449976271966 0.699374286364803 579.546121378089 T 4 CATAB v2.0c-linF95 2013-Aug-05 12:01:34 2013-Aug-05 12:01
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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