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123883 (2001 DE40)
Classification: Main-belt Asteroid          SPK-ID: 2123883
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 .08312424018944642 5.5982e-08  
a 2.96994158819172 2.8735e-08 au
q 2.723067450266246 1.794e-07 au
i 10.04211850650673 5.6158e-06 deg
node 289.9245854816697 4.2834e-05 deg
peri 120.449968019807 6.6045e-05 deg
M 351.0157901377031 5.0825e-05 deg
tp 2459047.154944370824
(2020-Jul-16.65494437)
0.00026421 TDB
period 1869.477698198229
5.12
2.7132e-05
7.428e-08
d
yr
n .1925671541024329 2.7948e-09 deg/d
Q 3.216815726117194 3.1124e-08 au
  Orbit Determination Parameters
   # obs. used (total)      393  
   data-arc span      8684 days (23.78 yr)  
   first obs. used      1996-02-17  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59881  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 10:13:21  

Additional Information
 Earth MOID = 1.75134 au 
 Jupiter MOID = 2.08209 au 
 T_jup = 3.235 
[ 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 15.2   n/a MPO493705  

123883 (2001 DE40)          Discovered 2001-Feb-19 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2001 DE40 = 2001 BA78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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