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385699 (2005 TX121)
Classification: Main-belt Asteroid          SPK-ID: 2385699
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1733893515863941 6.9001e-08  
a 2.392959802347829 1.7015e-08 au
q 1.978046053846434 1.6229e-07 au
i 2.905260935700661 7.6386e-06 deg
node 31.95170174575794 0.00011221 deg
peri 40.86828904919309 0.00011567 deg
M 357.3976681503152 2.1522e-05 deg
tp 2459210.273760845303
(2020-Dec-26.77376085)
8.0779e-05 TDB
period 1352.077332003268
3.70
1.4421e-05
3.948e-08
d
yr
n .2662569599230067 2.8399e-09 deg/d
Q 2.807873550849225 1.9966e-08 au
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      6498 days (17.79 yr)  
   first obs. used      2003-03-30  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53138  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:06:19  

Additional Information
 Earth MOID = .993325 au 
 Jupiter MOID = 2.46558 au 
 T_jup = 3.508 
[ 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 17.81   n/a MPCxxxxx  

385699 (2005 TX121)          Discovered 2005-Oct-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-02-19

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