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300433 (2007 TX21)
Classification: Main-belt Asteroid          SPK-ID: 2300433
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1631040273294981 4.2661e-08  
a 2.637934565481195 1.6814e-08 au
q 2.207676814019522 1.1047e-07 au
i 9.433997957073112 4.0262e-06 deg
node 232.8514844794793 3.3428e-05 deg
peri 207.4596528430965 3.7043e-05 deg
M 313.8762954422616 1.8255e-05 deg
tp 2459201.000811912634
(2020-Dec-17.50081191)
8.0447e-05 TDB
period 1564.928337406019
4.28
1.4962e-05
4.096e-08
d
yr
n .2300424827099276 2.1994e-09 deg/d
Q 3.068192316942867 1.9556e-08 au
  Orbit Determination Parameters
   # obs. used (total)      457  
   data-arc span      9115 days (24.96 yr)  
   first obs. used      1994-11-10  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51336  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:20:01  

Additional Information
 Earth MOID = 1.22751 au 
 Jupiter MOID = 2.22225 au 
 T_jup = 3.358 
[ 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 15.6   n/a MPO450215  

300433 (2007 TX21)          Discovered 2007-Oct-07 by Spacewatch at Kitt Peak
Reference: 20111012/Numbers.arcLast Updated: 2011-10-13

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