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(2017 QW17)
Classification: Aten [NEO, PHA]          SPK-ID: 3781023
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6451138797113471 1.0512e-06  
a .8880047557698808 3.3482e-07 au
q .3151405625730457 1.048e-06 au
i 12.33920803977034 3.2689e-05 deg
node 337.0888342718727 1.7083e-05 deg
peri 208.6852969737508 7.4575e-05 deg
M 78.45856500467359 0.00082448 deg
tp 2459133.886964536225
(2020-Oct-11.38696454)
0.0006624 TDB
period 305.6478635000598
0.84
0.00017287
4.733e-07
d
yr
n 1.177825998446508 6.6615e-07 deg/d
Q 1.460868948966716 5.5082e-07 au
  Orbit Determination Parameters
   # obs. used (total)      89  
   data-arc span      436 days (1.19 yr)  
   first obs. used      2017-08-20  
   last obs. used      2018-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .43254  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Nov-02 06:37:36  

Additional Information
 Earth MOID = .044226 au 
 Jupiter MOID = 3.51078 au 
 T_jup = 6.476 
[ 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 21.6   n/a MPO435134  

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