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441871 (2010 AX38)
Classification: Main-belt Asteroid          SPK-ID: 2441871
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1634103156135092 9.1821e-08  
a 2.383032279862719 4.6021e-08 au
q 1.993620222893172 2.2978e-07 au
i 6.118487932641052 1.1166e-05 deg
node 319.9990842270876 8.4993e-05 deg
peri 158.2549079183868 9.115e-05 deg
M 305.4495514858567 4.4324e-05 deg
tp 2459204.105328507744
(2020-Dec-20.60532851)
0.00016989 TDB
period 1343.672146779576
3.68
3.8924e-05
1.066e-07
d
yr
n .2679224994451391 7.7612e-09 deg/d
Q 2.772444336832267 5.3541e-08 au
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      4057 days (11.11 yr)  
   first obs. used      2005-12-21  
   last obs. used      2017-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55755  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:34:10  

Additional Information
 Earth MOID = 1.01105 au 
 Jupiter MOID = 2.3105 au 
 T_jup = 3.511 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456688.5 (2014-Jan-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .162507848213652 9.1713e-08  
q 1.995916616669968 2.2944e-07 au
tp 2456515.238913469265
(2013-Aug-10.73891347)
0.00012233 TDB
node 320.1089511368564 8.5018e-05 deg
peri 157.9910777503963 9.1267e-05 deg
i 6.116951172686982 1.1164e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      4057 days (11.11 yr)  
   first obs. used      2005-12-21  
   last obs. used      2017-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55755  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:34:10  

Additional Information
 Jupiter MOID = 2.3105 au 
 T_jup = 3.511 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.411348119605348E-15 -2.075219378259471E-14 9.706973063748776E-13 -1.115499785594114E-14 4.099101556077494E-13 -6.622519611875016E-15
q -2.075219378259471E-14 5.264120656787152E-14 -3.17612889963684E-13 4.200651836378945E-14 -4.565007717840116E-13 2.132517623401838E-14
tp 9.706973063748776E-13 -3.17612889963684E-13 1.496529691559396E-8 1.633569426544915E-11 4.118507488507059E-9 1.598748766542372E-11
node -1.115499785594114E-14 4.200651836378945E-14 1.633569426544915E-11 7.228034304768717E-9 -7.18118402492813E-9 6.943986825154793E-11
peri 4.099101556077494E-13 -4.565007717840116E-13 4.118507488507059E-9 -7.18118402492813E-9 8.329704957688214E-9 -6.467922241793083E-11
i -6.622519611875016E-15 2.132517623401838E-14 1.598748766542372E-11 6.943986825154793E-11 -6.467922241793083E-11 1.246448105519176E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.8   n/a MPO495190  

441871 (2010 AX38)          Discovered 2009-Nov-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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