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213920 (2003 UB185)
Classification: Main-belt Asteroid          SPK-ID: 2213920
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2394198748212612 4.1357e-08  
a 2.248995908834106 8.0236e-09 au
q 1.710541589867516 9.1276e-08 au
i 2.136546703769377 3.3071e-06 deg
node 130.1195112643685 0.00011602 deg
peri 210.790995692958 0.00011635 deg
M 64.96060140684219 1.0932e-05 deg
tp 2458978.205375294003
(2020-May-08.70537529)
3.6721e-05 TDB
period 1231.916933665117
3.37
6.5926e-06
1.805e-08
d
yr
n .2922274953465833 1.5639e-09 deg/d
Q 2.787450227800696 9.9447e-09 au
  Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      6873 days (18.82 yr)  
   first obs. used      2002-04-09  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47623  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:39  

Additional Information
 Earth MOID = .700656 au 
 Jupiter MOID = 2.61452 au 
 T_jup = 3.589 
[ 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 16.92   n/a MPCxxxxx  

213920 (2003 UB185)          Discovered 2003-Oct-21 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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