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JPL Small-Body Database Browser
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(2019 TF2)
Classification: Apollo [NEO]          SPK-ID: 3878577
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08014888395393731 1.4215e-05  
a 1.04393102957041 1.0073e-05 au
q .9602611226254566 5.5761e-06 au
i 2.409040301718845 0.00055034 deg
node 173.8897942358865 0.00030773 deg
peri 300.913910324761 0.00030751 deg
M 116.3948228231914 0.0031142 deg
tp 2458474.538652009898
(2018-Dec-22.03865201)
0.0051925 TDB
period 389.5885072596328
1.07
0.0056387
1.544e-05
d
yr
n .9240518990979522 1.3374e-05 deg/d
Q 1.127600936515363 1.088e-05 au
  Orbit Determination Parameters
   # obs. used (total)      40  
   data-arc span      53 days  
   first obs. used      2019-09-29  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .62873  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-24 04:52:55  

Additional Information
 Earth MOID = .00137942 au 
 Jupiter MOID = 3.88519 au 
 T_jup = 5.877 
[ 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 26.535   .29498 12 autocmod 2.8

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