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97521 (2000 DF18)
Classification: Main-belt Asteroid          SPK-ID: 2097521
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 .1407146019832812 3.5228e-08  
a 2.606336706274923 1.428e-08 au
q 2.239587074017031 9.5867e-08 au
i 13.67998560644822 6.1324e-06 deg
node 145.8362768517423 2.069e-05 deg
peri 301.8130225232485 3.4195e-05 deg
M 342.6870063602918 2.7172e-05 deg
tp 2459074.411816562281
(2020-Aug-12.91181656)
0.00011624 TDB
period 1536.895034801723
4.21
1.2631e-05
3.458e-08
d
yr
n .2342385080620969 1.9251e-09 deg/d
Q 2.973086338532815 1.629e-08 au
  Orbit Determination Parameters
   # obs. used (total)      736  
   data-arc span      7761 days (21.25 yr)  
   first obs. used      1998-09-27  
   last obs. used      2019-12-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54924  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 00:18:10  

Additional Information
 Earth MOID = 1.28775 au 
 Jupiter MOID = 2.24561 au 
 T_jup = 3.358 
[ 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 15.0   n/a MPO453424  

97521 (2000 DF18)          Discovered 2000-Feb-28 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 2000 DF18 = 2004 AX26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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