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385222 (2000 DR90)
Classification: Main-belt Asteroid          SPK-ID: 2385222
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07282955734660022 1.219e-07  
a 2.80008157835837 3.6249e-08 au
q 2.59615287647216 3.2389e-07 au
i 7.449617936242817 1.0071e-05 deg
node 323.6168251010214 5.8362e-05 deg
peri 200.9668340653251 7.5209e-05 deg
M 144.7005569731671 4.5555e-05 deg
tp 2458512.604995736152
(2019-Jan-29.10499574)
0.00021643 TDB
period 1711.41152954171
4.69
3.3233e-05
9.099e-08
d
yr
n .2103526789353829 4.0848e-09 deg/d
Q 3.00401028024458 3.8889e-08 au
  Orbit Determination Parameters
   # obs. used (total)      120  
   data-arc span      7444 days (20.38 yr)  
   first obs. used      2000-01-28  
   last obs. used      2020-06-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61318  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:35  

Additional Information
 Earth MOID = 1.60546 au 
 Jupiter MOID = 1.99218 au 
 T_jup = 3.309 
[ 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 16.56   n/a MPCxxxxx  

385222 (2000 DR90)          Discovered 2000-Feb-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-02-19

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