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441307 (2008 AA41)
Classification: Outer Main-belt Asteroid          SPK-ID: 2441307
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08225281794664228 7.4163e-08  
a 3.200451760607841 4.4288e-08 au
q 2.937205584595554 2.4631e-07 au
i 14.28349945114 7.6563e-06 deg
node 119.4496768111243 3.2515e-05 deg
peri 80.28474502244543 5.9002e-05 deg
M 35.84704419518132 4.6772e-05 deg
tp 2458992.259016715504
(2020-May-22.75901672)
0.00027162 TDB
period 2091.295270378135
5.73
4.341e-05
1.189e-07
d
yr
n .1721421193358827 3.5732e-09 deg/d
Q 3.463697936620128 4.7931e-08 au
  Orbit Determination Parameters
   # obs. used (total)      95  
   data-arc span      6204 days (16.99 yr)  
   first obs. used      2003-04-27  
   last obs. used      2020-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59811  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:40:19  

Additional Information
 Earth MOID = 1.97971 au 
 Jupiter MOID = 1.69948 au 
 T_jup = 3.141 
[ 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 16.61   n/a E2021B25  

441307 (2008 AA41)          Discovered 2008-Jan-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2008 AA41 = 2009 KB26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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