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359931 (2011 WR152)
Classification: Main-belt Asteroid          SPK-ID: 2359931
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07534553497321518 5.7646e-08  
a 3.013161171597387 3.9951e-08 au
q 2.786132931162862 1.7453e-07 au
i 9.252146407069002 6.0651e-06 deg
node 137.312492712736 3.9915e-05 deg
peri 349.6513355468591 6.0112e-05 deg
M 169.8493629530622 4.4295e-05 deg
tp 2458099.150147574243
(2017-Dec-11.65014757)
0.00023286 TDB
period 1910.43369978929
5.23
3.7995e-05
1.04e-07
d
yr
n .1884388869604352 3.7477e-09 deg/d
Q 3.240189412031912 4.2961e-08 au
  Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      9946 days (27.23 yr)  
   first obs. used      1992-03-06  
   last obs. used      2019-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55082  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:46:54  

Additional Information
 Earth MOID = 1.8016 au 
 Jupiter MOID = 1.7972 au 
 T_jup = 3.225 
[ 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 16.2   n/a MPO440611  

359931 (2011 WR152)          Discovered 2008-Mar-06 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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