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344922 (2004 TO9)
Classification: Inner Main-belt Asteroid          SPK-ID: 2344922
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 .08983548461566172 1.1921e-07  
a 1.883765581713555 8.5829e-09 au
q 1.714536587778014 2.2291e-07 au
i 20.18920269292039 8.7163e-06 deg
node 22.33130466235117 1.2902e-05 deg
peri 15.01450182334445 4.5419e-05 deg
M 359.9126898713515 3.696e-05 deg
tp 2459000.729034465532
(2020-May-31.22903447)
9.6956e-05 TDB
period 944.3624567712916
2.59
6.4541e-06
1.767e-08
d
yr
n .3812095635724598 2.6053e-09 deg/d
Q 2.052994575649096 9.3539e-09 au
  Orbit Determination Parameters
   # obs. used (total)      258  
   data-arc span      5418 days (14.83 yr)  
   first obs. used      2003-03-22  
   last obs. used      2018-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54831  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 09:18:33  

Additional Information
 Earth MOID = .722391 au 
 Jupiter MOID = 3.2276 au 
 T_jup = 3.887 
[ 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 17.6   n/a MPO251951  

344922 (2004 TO9)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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