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97581 (2000 EL12)
Classification: Main-belt Asteroid          SPK-ID: 2097581
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1645591206815822 3.9009e-08  
a 2.774045899696028 1.4376e-08 au
q 2.317551345711701 1.0824e-07 au
i 8.93848125743548 4.078e-06 deg
node 97.27596157387585 2.8634e-05 deg
peri 135.3360393948893 3.1793e-05 deg
M 76.95166041790088 1.2168e-05 deg
tp 2458639.768236139454
(2019-Jun-05.26823614)
5.7457e-05 TDB
period 1687.597568194734
4.62
1.3119e-05
3.592e-08
d
yr
n .2133209994993659 1.6583e-09 deg/d
Q 3.230540453680355 1.6742e-08 au
  Orbit Determination Parameters
   # obs. used (total)      935  
   data-arc span      7483 days (20.49 yr)  
   first obs. used      2000-02-03  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50969  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:50:05  

Additional Information
 Earth MOID = 1.31579 au 
 Jupiter MOID = 1.81339 au 
 T_jup = 3.299 
[ 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 14.9   n/a MPO474853  
diameter diameter 6.302 km 0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97581 (2000 EL12)          Discovered 2000-Mar-04 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 2000 EL12 = 2001 MP20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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