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233822 (2008 UE203)
Classification: Main-belt Asteroid          SPK-ID: 2233822
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02614912294119377 5.7662e-08  
a 2.756386854747864 2.4934e-08 au
q 2.684309756009572 1.62e-07 au
i 6.111838519245462 5.9337e-06 deg
node 353.3349282299667 4.4118e-05 deg
peri 9.755519086937204 0.00010845 deg
M 222.0020347407477 0.00010157 deg
tp 2459641.235614133181
(2022-Mar-02.73561413)
0.00047445 TDB
period 1671.508856341488
4.58
2.2681e-05
6.21e-08
d
yr
n .2153742701596863 2.9224e-09 deg/d
Q 2.828463953486156 2.5586e-08 au
  Orbit Determination Parameters
   # obs. used (total)      296  
   data-arc span      6081 days (16.65 yr)  
   first obs. used      2003-09-02  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58019  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 11:13:42  

Additional Information
 Earth MOID = 1.6804 au 
 Jupiter MOID = 2.2781 au 
 T_jup = 3.335 
[ 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 15.9   n/a MPO433527  

233822 (2008 UE203)          Discovered 2008-Oct-28 by LINEAR at Socorro
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2011-Feb-17 05:05 00:03 Hygie 0.0359636208893381 0.0359601168754495 0.0359671249788731 2.24838030427138 2.24837982644592 2455609.711720197 3.38361354733493 193.492132126806 49.0885500564502 27.0757733719673 55377.9757426791 T 16 CATAB v2.0f-lin.ifort 2020-May-21 11:14:02 2020-May-21 11:14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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