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226900 (2004 TO156)
Classification: Main-belt Asteroid          SPK-ID: 2226900
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03866226280986326 5.4903e-08  
a 2.775219868832155 2.3965e-08 au
q 2.667923588908212 1.5106e-07 au
i 1.830885901518277 5.9539e-06 deg
node 138.2543878801837 0.00020153 deg
peri 281.908360029598 0.00021937 deg
M 99.40999894656582 8.5556e-05 deg
tp 2458534.192834074872
(2019-Feb-19.69283408)
0.00040151 TDB
period 1688.668961995247
4.62
2.1873e-05
5.989e-08
d
yr
n .2131856557454825 2.7614e-09 deg/d
Q 2.882516148756098 2.4891e-08 au
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      8871 days (24.29 yr)  
   first obs. used      1995-10-19  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52626  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 06:00:05  

Additional Information
 Earth MOID = 1.68087 au 
 Jupiter MOID = 2.23671 au 
 T_jup = 3.334 
[ 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 16.5   n/a MPO418210  

226900 (2004 TO156)          Discovered 2004-Oct-06 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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