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JPL Small-Body Database Browser
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(2011 TB4)
Classification: Apollo [NEO]          SPK-ID: 3581506
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4558341450711708 8.3963e-07  
a 1.306883664956138 1.2498e-08 au
q .7111614668333782 1.093e-06 au
i 6.728544784178089 3.5422e-05 deg
node 11.54273491858943 1.1951e-05 deg
peri 90.87915596252137 0.00013128 deg
M 337.7557773757059 2.2462e-05 deg
tp 2458634.218523845423
(2019-May-30.71852385)
3.4523e-05 TDB
period 545.6998335871181
1.49
7.8282e-06
2.143e-08
d
yr
n .6597033347684317 9.4636e-09 deg/d
Q 1.902605863078897 1.8196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      73  
   data-arc span      1103 days (3.02 yr)  
   first obs. used      2011-10-03  
   last obs. used      2014-10-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .31918  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:52:33  

Additional Information
 Earth MOID = .00753175 au 
 Jupiter MOID = 3.28365 au 
 T_jup = 4.867 
[ 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 25.4   n/a E2014T55  

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