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434269 (2003 WU23)
Classification: Main-belt Asteroid          SPK-ID: 2434269
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07436519568846314 7.3097e-08  
a 2.768161899738617 4.3845e-08 au
q 2.562306998367207 1.8829e-07 au
i 15.21495479000528 8.4443e-06 deg
node 70.24061569531797 2.9107e-05 deg
peri 14.14313370043006 7.1846e-05 deg
M 189.3789250625423 7.1485e-05 deg
tp 2459797.789106149517
(2022-Aug-06.28910615)
0.00034274 TDB
period 1682.231097881881
4.61
3.9967e-05
1.094e-07
d
yr
n .2140015129034772 5.0843e-09 deg/d
Q 2.974016801110027 4.7105e-08 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      5674 days (15.53 yr)  
   first obs. used      2003-11-18  
   last obs. used      2019-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62568  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:35:06  

Additional Information
 Earth MOID = 1.57992 au 
 Jupiter MOID = 2.30036 au 
 T_jup = 3.283 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457556.5 (2016-Jun-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07613274344925938 7.325e-08  
q 2.555034575510189 1.8916e-07 au
tp 2458115.228822977641
(2017-Dec-27.72882298)
0.00031768 TDB
node 70.25210097529099 2.9095e-05 deg
peri 13.83196623851159 7.0417e-05 deg
i 15.22318887868445 8.4517e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      5674 days (15.53 yr)  
   first obs. used      2003-11-18  
   last obs. used      2019-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62568  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:35:06  

Additional Information
 Jupiter MOID = 2.30036 au 
 T_jup = 3.283 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.365564956215354E-15 -1.359227816516905E-14 -8.695107783225695E-13 -1.557535295311229E-15 -4.361249046412455E-13 7.69778130971593E-15
q -1.359227816516905E-14 3.578148747493065E-14 7.334137980131322E-12 -1.093726590667631E-15 2.053515708662493E-12 -1.556117943423537E-14
tp -8.695107783225695E-13 7.334137980131322E-12 1.009206242450779E-7 -9.149955426003739E-11 2.040010108983788E-8 -3.246473908475679E-13
node -1.557535295311229E-15 -1.093726590667631E-15 -9.149955426003739E-11 8.46503965596219E-10 -8.351728878270885E-10 -1.011402634783834E-10
peri -4.361249046412455E-13 2.053515708662493E-12 2.040010108983788E-8 -8.351728878270885E-10 4.958613945826581E-9 9.682068031228308E-11
i 7.69778130971593E-15 -1.556117943423537E-14 -3.246473908475679E-13 -1.011402634783834E-10 9.682068031228308E-11 7.143160574686613E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO434583  

434269 (2003 WU23)          Discovered 2003-Nov-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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