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541161 (2011 AN38)
Classification: Main-belt Asteroid          SPK-ID: 2541161
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08731745427915287 6.4645e-08  
a 2.885009360578005 3.3921e-08 au
q 2.633097687640807 2.0087e-07 au
i 7.37521505445431 5.8899e-06 deg
node 111.1213325643633 5.9432e-05 deg
peri 315.0774340689852 0.00011945 deg
M 50.47782661759116 9.4939e-05 deg
tp 2458949.532540988704
(2020-Apr-10.03254099)
0.00047185 TDB
period 1789.860841841013
4.90
3.1567e-05
8.643e-08
d
yr
n .2011329549115738 3.5473e-09 deg/d
Q 3.136921033515203 3.6883e-08 au
  Orbit Determination Parameters
   # obs. used (total)      108  
   data-arc span      7349 days (20.12 yr)  
   first obs. used      2000-12-30  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59859  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:22:19  

Additional Information
 Earth MOID = 1.65292 au 
 Jupiter MOID = 2.10082 au 
 T_jup = 3.275 
[ 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 17.39   n/a MPCxxxxx  

541161 (2011 AN38)          Discovered 2010-Dec-14 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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