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226528 (2003 UJ125)
Classification: Main-belt Asteroid          SPK-ID: 2226528
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .208232309779509 3.888e-08  
a 3.155647348927398 2.4771e-08 au
q 2.498539612610662 1.3055e-07 au
i 10.21004371524303 4.9869e-06 deg
node 159.7963563621732 2.5443e-05 deg
peri 294.3662814291694 2.9137e-05 deg
M 295.5163237863815 1.2103e-05 deg
tp 2459367.256999000582
(2021-Jun-01.75699900)
6.9804e-05 TDB
period 2047.534002292583
5.61
2.4109e-05
6.601e-08
d
yr
n .1758212560069406 2.0702e-09 deg/d
Q 3.812755085244134 2.9929e-08 au
  Orbit Determination Parameters
   # obs. used (total)      443  
   data-arc span      7533 days (20.62 yr)  
   first obs. used      2000-03-10  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53675  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:32:12  

Additional Information
 Earth MOID = 1.53603 au 
 Jupiter MOID = 1.50028 au 
 T_jup = 3.148 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457647.5 (2016-Sep-16.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2040703064121382 3.9137e-08  
q 2.518395937150364 1.3135e-07 au
tp 2457317.214309272043
(2015-Oct-21.71430927)
7.1298e-05 TDB
node 159.9933921688873 2.5357e-05 deg
peri 294.4705753197471 2.9252e-05 deg
i 10.21498503387793 4.992e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      443  
   data-arc span      7533 days (20.62 yr)  
   first obs. used      2000-03-10  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53675  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:32:12  

Additional Information
 Jupiter MOID = 1.50028 au 
 T_jup = 3.148 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.531700698185091E-15 -5.086352292373835E-15 1.544002487089616E-13 -9.833194380410889E-15 6.550014506510185E-14 -4.780594231487505E-15
q -5.086352292373835E-15 1.725300206929038E-14 -7.223090885264535E-13 3.776051558185023E-14 -2.480930233843727E-13 1.77339178953072E-14
tp 1.544002487089616E-13 -7.223090885264535E-13 5.08338274194067E-9 -2.062725671876609E-11 1.062090280946045E-9 -2.329081543868151E-12
node -9.833194380410889E-15 3.776051558185023E-14 -2.062725671876609E-11 6.42995507463842E-10 -6.366519066059151E-10 3.025154715701009E-11
peri 6.550014506510185E-14 -2.480930233843727E-13 1.062090280946045E-9 -6.366519066059151E-10 8.556734607589427E-10 -3.010383839793959E-11
i -4.780594231487505E-15 1.77339178953072E-14 -2.329081543868151E-12 3.025154715701009E-11 -3.010383839793959E-11 2.492054695842501E-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 15.4   n/a MPO454626  
diameter diameter 6.023 km 0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226528 (2003 UJ125)          Discovered 2003-Oct-20 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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Alternate Designations
 2003 UJ125 = 2000 JJ91 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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