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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1631040308030998 4.2128e-08  
a 2.637934567788002 1.6273e-08 au
q 2.207676806786946 1.0955e-07 au
i 9.433997921822515 4.0173e-06 deg
node 232.8514867916522 3.2887e-05 deg
peri 207.4596527299917 3.6376e-05 deg
M 313.876292594417 1.7523e-05 deg
tp 2459201.000824555279
(2020-Dec-17.50082456)
7.717e-05 TDB
period 1564.928339458756
4.28
1.448e-05
3.964e-08
d
yr
n .230042482408178 2.1286e-09 deg/d
Q 3.068192328789058 1.8927e-08 au
  Orbit Determination Parameters
   # obs. used (total)      461  
   data-arc span      9396 days (25.72 yr)  
   first obs. used      1994-11-10  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51168  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 19:38:46  

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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