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123887 (2001 DX45)
Classification: Main-belt Asteroid          SPK-ID: 2123887
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2147324639977584 5.4109e-08  
a 3.082852801979766 2.9479e-08 au
q 2.420864223668257 1.7262e-07 au
i 8.113544133468245 6.6041e-06 deg
node 169.4282882469578 3.8359e-05 deg
peri 62.33607926924742 4.1557e-05 deg
M 150.6522879649241 2.0406e-05 deg
tp 2458173.127958723758
(2018-Feb-23.62795872)
0.00010441 TDB
period 1977.095329138284
5.41
2.8358e-05
7.764e-08
d
yr
n .1820853019550179 2.6117e-09 deg/d
Q 3.744841380291275 3.5809e-08 au
  Orbit Determination Parameters
   # obs. used (total)      357  
   data-arc span      8156 days (22.33 yr)  
   first obs. used      1996-03-12  
   last obs. used      2018-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59831  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:23:32  

Additional Information
 Earth MOID = 1.42398 au 
 Jupiter MOID = 1.31298 au 
 T_jup = 3.176 
[ 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 MPO449715  

123887 (2001 DX45)          Discovered 2001-Feb-19 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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