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226572 (2003 XA11)
Classification: Outer Main-belt Asteroid          SPK-ID: 2226572
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08777182501947439 4.9778e-08  
a 3.242388533078649 4.5182e-08 au
q 2.957798174108119 1.6237e-07 au
i 19.70320378150468 5.7246e-06 deg
node 76.06572280925164 1.6482e-05 deg
peri 10.05787535869182 3.8429e-05 deg
M 260.9678806482095 3.4164e-05 deg
tp 2459587.137176435719
(2022-Jan-07.63717644)
0.0002058 TDB
period 2132.534221212146
5.84
4.4575e-05
1.22e-07
d
yr
n .1688132347040948 3.5286e-09 deg/d
Q 3.526978892049178 4.9148e-08 au
  Orbit Determination Parameters
   # obs. used (total)      444  
   data-arc span      6120 days (16.76 yr)  
   first obs. used      2003-10-19  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52544  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:31:54  

Additional Information
 Earth MOID = 1.9752 au 
 Jupiter MOID = 1.76452 au 
 T_jup = 3.085 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457237.5 (2015-Aug-03.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08408067007465519 4.9547e-08  
q 2.973761908957589 1.6099e-07 au
tp 2457428.813940857292
(2016-Feb-10.31394086)
0.00020958 TDB
node 76.20391965658298 1.6535e-05 deg
peri 6.535278457609136 4.0227e-05 deg
i 19.66035171103517 5.7197e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      444  
   data-arc span      6120 days (16.76 yr)  
   first obs. used      2003-10-19  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52544  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:31:54  

Additional Information
 Jupiter MOID = 1.76452 au 
 T_jup = 3.085 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.454864628532496E-15 -7.708017630985652E-15 -2.453731385136498E-12 1.04362959459623E-14 -4.741465553328844E-13 3.235378666141272E-16
q -7.708017630985652E-15 2.591647369141048E-14 8.850710269214157E-12 -3.582443142637286E-14 1.658676912198742E-12 3.38353225105553E-15
tp -2.453731385136498E-12 8.850710269214157E-12 4.392353892315663E-8 -2.728312214546373E-11 7.727119478664374E-9 -1.309695012793046E-11
node 1.04362959459623E-14 -3.582443142637286E-14 -2.728312214546373E-11 2.733936006304748E-10 -2.620678233939348E-10 -1.820780176073031E-11
peri -4.741465553328844E-13 1.658676912198742E-12 7.727119478664374E-9 -2.620678233939348E-10 1.618188871588518E-9 1.478527117410124E-11
i 3.235378666141272E-16 3.38353225105553E-15 -1.309695012793046E-11 -1.820780176073031E-11 1.478527117410124E-11 3.271515202381418E-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 14.8   n/a MPO321145  
diameter diameter 7.287 km 0.165 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226572 (2003 XA11)          Discovered 2003-Dec-12 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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