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JPL Small-Body Database Browser
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(2015 TW237)
Classification: Amor [NEO]          SPK-ID: 3730575
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3084436465396961 1.6294e-05  
a 1.503715851419236 3.9364e-05 au
q 1.039904250847943 2.7338e-06 au
i 7.610589008703603 0.00035585 deg
node 49.08243067622105 7.4919e-05 deg
peri 46.7360522629744 5.404e-05 deg
M 288.6668921331573 0.025545 deg
tp 2458733.955273246766
(2019-Sep-07.45527325)
0.053031 TDB
period 673.5147227640664
1.84
0.026447
7.241e-05
d
yr
n .5345094737091719 2.0988e-05 deg/d
Q 1.967527451990529 5.1505e-05 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      68 days  
   first obs. used      2015-10-13  
   last obs. used      2015-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .39746  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:31:17  

Additional Information
 Earth MOID = .0923147 au 
 Jupiter MOID = 3.23425 au 
 T_jup = 4.474 
[ 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 23.2   n/a MPO369274  

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