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(2016 JD18)
Classification: Apollo [NEO]          SPK-ID: 3753075
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6900763076499609 3.3964e-05  
a 2.791968224842536 0.00028919 au
q .8652971011671832 5.2002e-06 au
i 5.396929649327645 0.00016997 deg
node 57.79735249077865 7.9288e-06 deg
peri 227.2894012976516 0.00013476 deg
M 346.2306316775722 0.053918 deg
tp 2459265.674191187810
(2021-Feb-20.17419119)
0.26533 TDB
period 1703.978590607898
4.67
0.26475
0.0007248
d
yr
n .211270260075022 3.2825e-05 deg/d
Q 4.71863934851789 0.00048876 au
  Orbit Determination Parameters
   # obs. used (total)      248  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      16 days  
   first obs. used      2016-05-01  
   last obs. used      2016-05-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .35634  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 17:06:14  

Additional Information
 Earth MOID = .00417219 au 
 Jupiter MOID = .583674 au 
 T_jup = 2.919 
[ 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 24.6   n/a MPO386979  
rotation period rot_per 1. h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Thirouin, A.; Moskovitz, N.A.; Binzel, R.P.; Christensen, E.J.; et al. (2018) Astrophys. J. Supp. Series 2391, A4.]

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