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226871 (2004 TO73)
Classification: Main-belt Asteroid          SPK-ID: 2226871
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03503316527932999 9.0868e-08  
a 2.945916233441428 3.6428e-08 au
q 2.842711463136213 2.7579e-07 au
i 2.213188167590638 1.9991e-05 deg
node 29.39785602063425 0.00015591 deg
peri 277.0285057203383 0.00040118 deg
M 112.2218233405732 0.00036928 deg
tp 2458424.789915105580
(2018-Nov-02.28991511)
0.0018985 TDB
period 1846.838915929989
5.06
3.4256e-05
9.379e-08
d
yr
n .1949276663464281 3.6156e-09 deg/d
Q 3.049121003746643 3.7704e-08 au
  Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      6428 days (17.60 yr)  
   first obs. used      2002-04-12  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59293  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 15:37:00  

Additional Information
 Earth MOID = 1.82878 au 
 Jupiter MOID = 2.03339 au 
 T_jup = 3.269 
[ 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 16.3   n/a MPO503111  

226871 (2004 TO73)          Discovered 2004-Oct-06 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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