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146590 (2001 TU140)
Classification: Main-belt Asteroid          SPK-ID: 2146590
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .162768834958337 3.9476e-08  
a 2.725135010354888 1.8217e-08 au
q 2.281567959615248 1.1162e-07 au
i 4.883854101123173 5.6832e-06 deg
node 132.9170607740157 5.0692e-05 deg
peri 279.4072608236523 5.381e-05 deg
M 16.02317130768212 1.7153e-05 deg
tp 2458927.364802788304
(2020-Mar-18.86480279)
7.8163e-05 TDB
period 1643.162298563683
4.50
1.6477e-05
4.511e-08
d
yr
n .2190897395313185 2.1969e-09 deg/d
Q 3.168702061094529 2.1182e-08 au
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      6710 days (18.37 yr)  
   first obs. used      2001-09-12  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57665  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:38:15  

Additional Information
 Earth MOID = 1.29878 au 
 Jupiter MOID = 2.20602 au 
 T_jup = 3.332 
[ 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 16.4   n/a MPO493834  

146590 (2001 TU140)          Discovered 2001-Oct-10 by NEAT at Palomar
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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