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(2017 EW2)
Classification: Amor [NEO]          SPK-ID: 3771010
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5392881788867389 3.1163e-08  
a 2.52339367387032 3.1862e-09 au
q 1.162557294874478 7.9363e-08 au
i 6.917927229098296 6.0937e-06 deg
node 41.60999776818787 3.2265e-05 deg
peri 133.4450321147287 6.0952e-05 deg
M 337.8193973685114 9.7655e-06 deg
tp 2459290.708358986588
(2021-Mar-17.20835899)
3.9748e-05 TDB
period 1464.117534348166
4.01
2.773e-06
7.592e-09
d
yr
n .2458818992016745 4.657e-10 deg/d
Q 3.884230052866162 4.9045e-09 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      2992 days (8.19 yr)  
   first obs. used      2013-01-31  
   last obs. used      2021-04-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63824  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 18:44:43  

Additional Information
 Earth MOID = .187254 au 
 Jupiter MOID = 1.1148 au 
 T_jup = 3.226 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 23.3   n/a MPO405478  

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