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146622 (2001 TX231)
Classification: Main-belt Asteroid          SPK-ID: 2146622
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09375967459722917 4.9938e-08  
a 2.856895199439124 1.8125e-08 au
q 2.589033635181326 1.5051e-07 au
i 1.615023607480287 4.2723e-06 deg
node 266.3789401357744 0.0002409 deg
peri 153.95264974 0.00024378 deg
M 280.6267636769545 3.7065e-05 deg
tp 2459389.376302190804
(2021-Jun-23.87630219)
0.00018277 TDB
period 1763.761631425912
4.83
1.6785e-05
4.595e-08
d
yr
n .2041092138448199 1.9424e-09 deg/d
Q 3.124756763696922 1.9824e-08 au
  Orbit Determination Parameters
   # obs. used (total)      318  
   data-arc span      6960 days (19.06 yr)  
   first obs. used      2001-10-11  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58825  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:26:17  

Additional Information
 Earth MOID = 1.60176 au 
 Jupiter MOID = 2.14655 au 
 T_jup = 3.296 
[ 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 16.2   n/a MPO412893  

146622 (2001 TX231)          Discovered 2001-Oct-15 by Spacewatch at Kitt Peak
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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