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JPL Small-Body Database Browser
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212781 (2007 TU165)
Classification: Main-belt Asteroid          SPK-ID: 2212781
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1132630479880034 5.8271e-08  
a 2.661265159413604 3.2209e-08 au
q 2.35984215595414 1.6044e-07 au
i 6.766755534420482 5.9686e-06 deg
node 73.79922563640061 5.6476e-05 deg
peri 319.2830031788177 6.4838e-05 deg
M 239.3290135521641 3.8527e-05 deg
tp 2459132.033953281613
(2020-Oct-09.53395328)
0.00017612 TDB
period 1585.73513662374
4.34
2.8788e-05
7.882e-08
d
yr
n .2270240418374611 4.1215e-09 deg/d
Q 2.962688162873068 3.5857e-08 au
  Orbit Determination Parameters
   # obs. used (total)      282  
   data-arc span      6185 days (16.93 yr)  
   first obs. used      2001-05-15  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53356  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 06:06:16  

Additional Information
 Earth MOID = 1.37083 au 
 Jupiter MOID = 2.44369 au 
 T_jup = 3.366 
[ 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 15.7   n/a MPO440127  

212781 (2007 TU165)          Discovered 2007-Oct-11 by LINEAR at Socorro
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2007 TU165 = 2004 BK31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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