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541169 (2011 AF72)
Classification: Main-belt Asteroid          SPK-ID: 2541169
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05919876399757008 6.2089e-08  
a 2.750477948316682 3.4262e-08 au
q 2.587653053373762 1.7164e-07 au
i 12.83635277201364 6.483e-06 deg
node 265.8312669735648 2.8692e-05 deg
peri 284.491823862806 6.4615e-05 deg
M 328.7287051633011 5.5769e-05 deg
tp 2459345.228493480559
(2021-May-10.72849348)
0.00025818 TDB
period 1666.136881286279
4.56
3.1132e-05
8.523e-08
d
yr
n .2160686820173355 4.0373e-09 deg/d
Q 2.913302843259602 3.6291e-08 au
  Orbit Determination Parameters
   # obs. used (total)      127  
   data-arc span      8883 days (24.32 yr)  
   first obs. used      1996-12-13  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61129  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:08  

Additional Information
 Earth MOID = 1.61775 au 
 Jupiter MOID = 2.19829 au 
 T_jup = 3.307 
[ 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 16.26   .47044 MPCxxxxx autocmod 2.8

541169 (2011 AF72)          Discovered 2010-Dec-13 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13

Alternate Designations
 2011 AF72 = 2016 AH140 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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