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JPL Small-Body Database Browser
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(2017 TJ4)
Classification: Aten [NEO]          SPK-ID: 3785769
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3552346389902641 0.00016474  
a .7673086270863133 5.8726e-05 au
q .4947340239491916 0.00016427 au
i 4.388062912837467 0.0045966 deg
node 200.2980088249913 0.0026448 deg
peri 16.07680817891145 0.0077993 deg
M 119.9544842186013 0.20883 deg
tp 2458918.697319370815
(2020-Mar-10.19731937)
0.13302 TDB
period 245.5011600303313
0.67
0.028184
7.716e-05
d
yr
n 1.466388183076294 0.00016834 deg/d
Q 1.039883230223435 7.9587e-05 au
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      30 days  
   first obs. used      2017-10-13  
   last obs. used      2017-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .42466  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Nov-12 06:18:35  

Additional Information
 Earth MOID = .00782585 au 
 Jupiter MOID = 3.92716 au 
 T_jup = 7.497 
[ 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 25.2   n/a MPO428365  

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