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312842 (2011 UW52)
Classification: Main-belt Asteroid          SPK-ID: 2312842
[ 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07060769244025479 4.2494e-08  
a 2.962475504712091 2.7232e-08 au
q 2.753301945413591 1.3318e-07 au
i 10.40001747379291 6.237e-06 deg
node 207.1080411839126 2.3506e-05 deg
peri 60.90220227275044 5.3587e-05 deg
M 22.09396952085581 4.5676e-05 deg
tp 2458886.198526585701
(2020-Feb-06.69852659)		 0.00023636 TDB
period 1862.432660201925
5.10		 2.568e-05
7.031e-08		 d
yr
n .1932955793209559 2.6653e-09 deg/d
Q 3.171649064010591 2.9155e-08 au
   Orbit Determination Parameters
   # obs. used (total)      298  
   data-arc span      7195 days (19.70 yr)  
   first obs. used      2000-10-02  
   last obs. used      2020-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51551  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 05:27:55  

Additional Information
 Earth MOID = 1.75638 au 
 Jupiter MOID = 1.88598 au 
 T_jup = 3.237 
[ 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 MPO434005  

312842 (2011 UW52)          Discovered 2004-Apr-23 by CINEOS at Campo Imperatore
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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Alternate Designations
 2011 UW52 = 2004 LN12 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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