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146949 (2002 EG51)
Classification: Main-belt Asteroid          SPK-ID: 2146949
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .148745685762724 4.8659e-08  
a 3.186518701230799 2.5547e-08 au
q 2.71253779182048 1.5677e-07 au
i 2.161964320980251 5.4675e-06 deg
node 146.0578776271781 0.00014374 deg
peri 256.071497781112 0.00014504 deg
M 181.3925853222084 2.0172e-05 deg
tp 2460031.289812571039
(2023-Mar-27.78981257)
0.00012336 TDB
period 2077.653568834258
5.69
2.4986e-05
6.841e-08
d
yr
n .1732723902580115 2.0837e-09 deg/d
Q 3.660499610641119 2.9347e-08 au
  Orbit Determination Parameters
   # obs. used (total)      404  
   data-arc span      6653 days (18.21 yr)  
   first obs. used      2002-02-09  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51522  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:57:55  

Additional Information
 Earth MOID = 1.72212 au 
 Jupiter MOID = 1.74594 au 
 T_jup = 3.180 
[ 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 15.5   n/a MPO257680  

146949 (2002 EG51)          Discovered 2002-Mar-12 by Spacewatch at Kitt Peak
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2002 EG51 = 2005 SZ179 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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