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JPL Small-Body Database Browser
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379554 (2011 AR41)
Classification: Main-belt Asteroid          SPK-ID: 2379554
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2105649059193787 7.6041e-08  
a 2.68055453061006 4.4376e-08 au
q 2.116123818060388 2.0928e-07 au
i 9.995979566646653 7.7704e-06 deg
node 87.27723812825877 6.0221e-05 deg
peri 168.0205955782151 6.5016e-05 deg
M 200.3632520775471 2.6417e-05 deg
tp 2459311.330031402276
(2021-Apr-06.83003140)
0.00012774 TDB
period 1603.006918113414
4.39
3.9806e-05
1.09e-07
d
yr
n .2245779453177192 5.5767e-09 deg/d
Q 3.244985243159732 5.3719e-08 au
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      7583 days (20.76 yr)  
   first obs. used      1996-12-09  
   last obs. used      2017-09-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5857  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:32:49  

Additional Information
 Earth MOID = 1.10191 au 
 Jupiter MOID = 1.82471 au 
 T_jup = 3.323 
[ 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 16.7   n/a MPO418931  

379554 (2011 AR41)          Discovered 2011-Jan-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2011 AR41 = 2012 KU46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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