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357176 (2002 EC23)
Classification: Main-belt Asteroid          SPK-ID: 2357176
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .123922360761965 1.0526e-07  
a 2.351812900004892 2.0891e-08 au
q 2.060370693365842 2.5318e-07 au
i 1.213967190009758 1.0842e-05 deg
node 6.942131138019072 0.00039096 deg
peri 174.2799056325183 0.00039358 deg
M 4.377465091128941 4.0026e-05 deg
tp 2458984.481465910079
(2020-May-14.98146591)
0.00014642 TDB
period 1317.354256932408
3.61
1.7553e-05
4.806e-08
d
yr
n .2732750117180296 3.6413e-09 deg/d
Q 2.643255106643941 2.348e-08 au
  Orbit Determination Parameters
   # obs. used (total)      65  
   data-arc span      6569 days (17.98 yr)  
   first obs. used      2002-02-06  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60423  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:28:26  

Additional Information
 Earth MOID = 1.06314 au 
 Jupiter MOID = 2.31568 au 
 T_jup = 3.546 
[ 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 18.6   n/a MPO360739  

357176 (2002 EC23)          Discovered 2002-Mar-05 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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