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243175 (2007 TH138)
Classification: Main-belt Asteroid          SPK-ID: 2243175
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07323306162978141 5.1426e-08  
a 2.642066927345871 2.219e-08 au
q 2.448580277225543 1.4268e-07 au
i 3.291107320524296 4.6974e-06 deg
node 60.19964168800242 9.3534e-05 deg
peri 244.0746683965496 0.00010376 deg
M 67.21886271425907 4.1582e-05 deg
tp 2458707.611170455642
(2019-Aug-12.11117046)
0.00018209 TDB
period 1568.607000748944
4.29
1.9762e-05
5.411e-08
d
yr
n .229502992035682 2.8914e-09 deg/d
Q 2.835553577466198 2.3816e-08 au
  Orbit Determination Parameters
   # obs. used (total)      282  
   data-arc span      6254 days (17.12 yr)  
   first obs. used      2002-07-06  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56139  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:15:41  

Additional Information
 Earth MOID = 1.43554 au 
 Jupiter MOID = 2.31341 au 
 T_jup = 3.388 
[ 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 16.2   n/a MPO494331  

243175 (2007 TH138)          Discovered 2007-Oct-08 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

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