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442255 (2011 PL3)
Classification: Main-belt Asteroid          SPK-ID: 2442255
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04710346432287892 5.3686e-08  
a 2.742194282250486 2.3961e-08 au
q 2.613027431710098 1.505e-07 au
i 15.56082677154038 6.7767e-06 deg
node 115.1186532716451 2.0586e-05 deg
peri 162.3038532411381 9.4261e-05 deg
M 104.0246778503019 8.7496e-05 deg
tp 2458917.230671005370
(2020-Mar-08.73067101)
0.00040422 TDB
period 1658.615647782716
4.54
2.174e-05
5.952e-08
d
yr
n .2170484768314215 2.8449e-09 deg/d
Q 2.871361132790875 2.509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      7120 days (19.49 yr)  
   first obs. used      2001-03-19  
   last obs. used      2020-09-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52119  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:43:38  

Additional Information
 Earth MOID = 1.59912 au 
 Jupiter MOID = 2.30211 au 
 T_jup = 3.295 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.32   n/a E2021B25  

442255 (2011 PL3)          Discovered 2008-Dec-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 PL3 = 2015 MG67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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