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243402 (2009 AX24)
Classification: Outer Main-belt Asteroid          SPK-ID: 2243402
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09501446816246677 5.9711e-08  
a 3.350823762613615 4.6437e-08 au
q 3.032447024902726 2.0994e-07 au
i 12.90057413461424 5.1233e-06 deg
node 132.8586262170386 2.8916e-05 deg
peri 229.6905970254927 4.2409e-05 deg
M 63.81188061406238 2.9565e-05 deg
tp 2458603.377174300576
(2019-Apr-29.87717430)
0.00018664 TDB
period 2240.401252494782
6.13
4.6573e-05
1.275e-07
d
yr
n .1606855020274269 3.3403e-09 deg/d
Q 3.669200500324503 5.0849e-08 au
  Orbit Determination Parameters
   # obs. used (total)      311  
   data-arc span      6613 days (18.11 yr)  
   first obs. used      2001-12-20  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55162  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:20:20  

Additional Information
 Earth MOID = 2.04644 au 
 Jupiter MOID = 1.78211 au 
 T_jup = 3.110 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457447.5 (2016-Feb-29.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09195412102812715 5.8922e-08  
q 3.049655866239812 2.0565e-07 au
tp 2456349.688437624685
(2013-Feb-26.18843762)
0.00021783 TDB
node 133.0244093848505 2.8831e-05 deg
peri 228.0369258618475 4.3541e-05 deg
i 12.91078868139443 5.1284e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      311  
   data-arc span      6613 days (18.11 yr)  
   first obs. used      2001-12-20  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55162  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:20:20  

Additional Information
 Jupiter MOID = 1.78211 au 
 T_jup = 3.110 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.471848631561973E-15 -1.185065820025675E-14 3.586916001263298E-12 -1.079602471783976E-14 4.772902124749193E-13 -6.421202878804737E-15
q -1.185065820025675E-14 4.229128563575252E-14 -1.702812526803918E-11 3.111564914457889E-14 -2.238288959631743E-12 2.440639542072046E-14
tp 3.586916001263298E-12 -1.702812526803918E-11 4.745186876371914E-8 3.67633979044305E-11 7.147571580537962E-9 -3.22380900502613E-11
node -1.079602471783976E-14 3.111564914457889E-14 3.67633979044305E-11 8.312461597150409E-10 -8.054124683085588E-10 1.975741240174092E-11
peri 4.772902124749193E-13 -2.238288959631743E-12 7.147571580537962E-9 -8.054124683085588E-10 1.895788273499741E-9 -2.400774405576962E-11
i -6.421202878804737E-15 2.440639542072046E-14 -3.22380900502613E-11 1.975741240174092E-11 -2.400774405576962E-11 2.629999203337513E-11

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 15.0   n/a MPO418301  
diameter diameter 6.403 km 0.704 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243402 (2009 AX24)          Discovered 2009-Jan-03 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2009 AX24 = 2007 WU10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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