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JPL Small-Body Database Browser
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359977 (2012 TR169)
Classification: Main-belt Asteroid          SPK-ID: 2359977
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1815726882484441 7.7659e-08  
a 2.629988928791283 3.325e-08 au
q 2.152454768927004 2.1204e-07 au
i 13.50264666551023 7.7301e-06 deg
node 217.9125625439559 2.0791e-05 deg
peri 210.8995531789542 2.8248e-05 deg
M 167.9890155423696 2.4994e-05 deg
tp 2457873.544726179655
(2017-Apr-30.04472618)
9.887e-05 TDB
period 1557.863159864273
4.27
2.9543e-05
8.088e-08
d
yr
n .2310857649598471 4.3823e-09 deg/d
Q 3.107523088655562 3.9287e-08 au
  Orbit Determination Parameters
   # obs. used (total)      217  
   data-arc span      9565 days (26.19 yr)  
   first obs. used      1993-04-26  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5819  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:45:19  

Additional Information
 Earth MOID = 1.1757 au 
 Jupiter MOID = 2.2753 au 
 T_jup = 3.338 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO437520  

359977 (2012 TR169)          Discovered 2006-Apr-24 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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