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JPL Small-Body Database Browser
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392772 (2012 TO91)
Classification: Main-belt Asteroid          SPK-ID: 2392772
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1274401102195562 6.9234e-08  
a 2.376295084162189 2.2971e-08 au
q 2.07345977672237 1.6646e-07 au
i 2.237612050693301 7.1033e-06 deg
node 115.084099848832 0.00020752 deg
peri 348.5163097808802 0.00021067 deg
M 208.9310528645858 3.8729e-05 deg
tp 2459161.963699497105
(2020-Nov-08.46369950)
0.00014878 TDB
period 1337.978026932144
3.66
1.9401e-05
5.312e-08
d
yr
n .269062714598868 3.9014e-09 deg/d
Q 2.679130391602007 2.5898e-08 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      6581 days (18.02 yr)  
   first obs. used      2001-09-18  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64268  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 13:05:31  

Additional Information
 Earth MOID = 1.09056 au 
 Jupiter MOID = 2.43943 au 
 T_jup = 3.529 
[ 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 17.7   n/a MPO446663  

392772 (2012 TO91)          Discovered 2005-Oct-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

Alternate Designations
 2012 TO91 = 2010 CD142 = 2010 CD248 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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