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JPL Small-Body Database Browser
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185231 (2006 TM91)
Classification: Main-belt Asteroid          SPK-ID: 2185231
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06162019328536882 7.2108e-08  
a 2.851294189198424 4.8148e-08 au
q 2.675596890146569 2.1493e-07 au
i 1.343649523777128 1.4196e-05 deg
node 337.9424738292544 0.0003769 deg
peri 105.2664304426594 0.00039927 deg
M 263.0377793359182 0.00013589 deg
tp 2459474.154342081956
(2021-Sep-16.65434208)
0.00066874 TDB
period 1758.577330239191
4.81
4.4544e-05
1.22e-07
d
yr
n .2047109295734154 5.1852e-09 deg/d
Q 3.02699148825028 5.1115e-08 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      6028 days (16.50 yr)  
   first obs. used      2001-10-21  
   last obs. used      2018-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65305  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 05:56:59  

Additional Information
 Earth MOID = 1.69198 au 
 Jupiter MOID = 2.10405 au 
 T_jup = 3.302 
[ 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 16.6   n/a MPO260282  

185231 (2006 TM91)          Discovered 2006-Oct-13 by Spacewatch at Kitt Peak
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

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