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(2017 US)
Classification: Aten [NEO]          SPK-ID: 3787068
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2285572999356768 4.6258e-08  
a .8305960740307953 9.42e-10 au
q .6407572780131432 3.839e-08 au
i .9114902237145354 6.4584e-06 deg
node 199.8044589512826 6.1579e-05 deg
peri 357.5973653705574 4.709e-05 deg
M 259.5304214976807 6.0814e-05 deg
tp 2459277.664103945874
(2021-Mar-04.16410395)		 4.6748e-05 TDB
period 276.4924252157927
0.76		 4.7036e-07
1.288e-09		 d
yr
n 1.302024819374464 2.215e-09 deg/d
Q 1.020434870048447 1.1573e-09 au
   Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      1071 days (2.93 yr)  
   first obs. used      2017-10-13  
   last obs. used      2020-09-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .4015  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 19:55:26  

Additional Information
 Earth MOID = .00572558 au 
 Jupiter MOID = 3.93393 au 
 T_jup = 7.042 
[ 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 26.2   n/a E2020T23  

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