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385598 (2005 EX9)
Classification: Main-belt Asteroid          SPK-ID: 2385598
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2020137320318923 5.0604e-08  
a 2.738236911532713 2.0119e-08 au
q 2.185075453846507 1.3231e-07 au
i 10.15485759982068 5.1851e-06 deg
node 171.8621359575569 2.6675e-05 deg
peri 60.57847115886963 3.1748e-05 deg
M 129.1401897439533 1.2579e-05 deg
tp 2458606.804336180917
(2019-May-03.30433618)
5.9255e-05 TDB
period 1655.026521167686
4.53
1.824e-05
4.994e-08
d
yr
n .2175191728927739 2.3973e-09 deg/d
Q 3.291398369218919 2.4183e-08 au
  Orbit Determination Parameters
   # obs. used (total)      214  
   data-arc span      5705 days (15.62 yr)  
   first obs. used      2005-03-02  
   last obs. used      2020-10-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59344  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:05:56  

Additional Information
 Earth MOID = 1.19522 au 
 Jupiter MOID = 1.76223 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 16.98   n/a MPCxxxxx  

385598 (2005 EX9)          Discovered 2005-Mar-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-02-19

[ show close-approach data ]
Alternate Designations
 2005 EX9 = 2006 SC28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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