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295693 (2008 TJ158)
Classification: Main-belt Asteroid          SPK-ID: 2295693
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2977877587091405 5.8534e-08  
a 3.148643850961407 3.5208e-08 au
q 2.211016255610293 1.9435e-07 au
i 13.72950282741608 5.4483e-06 deg
node 58.40263390150677 2.1512e-05 deg
peri 275.2983822845453 2.3649e-05 deg
M 49.39965647306391 7.63e-06 deg
tp 2458720.469610636590
(2019-Aug-24.96961064)
4.3935e-05 TDB
period 2040.721482057199
5.59
3.4229e-05
9.371e-08
d
yr
n .1764081983579127 2.9589e-09 deg/d
Q 4.086271446312522 4.5692e-08 au
  Orbit Determination Parameters
   # obs. used (total)      305  
   data-arc span      8591 days (23.52 yr)  
   first obs. used      1996-05-21  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50988  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 18:31:40  

Additional Information
 Earth MOID = 1.25272 au 
 Jupiter MOID = 1.66942 au 
 T_jup = 3.095 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO450205  

295693 (2008 TJ158)          Discovered 2008-Oct-08 by Siding Spring Survey at Siding Spring
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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