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434257 (2003 UC166)
Classification: Main-belt Asteroid          SPK-ID: 2434257
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 .1138195666271839 7.4915e-08  
a 2.768025970920647 2.8312e-08 au
q 2.452970454497669 2.0697e-07 au
i 3.857415229426095 8.4806e-06 deg
node 37.86656445170676 0.00010032 deg
peri 357.4227297438798 0.00010469 deg
M 218.5159859593481 3.112e-05 deg
tp 2459661.586882173085
(2022-Mar-23.08688217)
0.00014929 TDB
period 1682.10719208129
4.61
2.5808e-05
7.066e-08
d
yr
n .2140172764819868 3.2836e-09 deg/d
Q 3.083081487343625 3.1535e-08 au
  Orbit Determination Parameters
   # obs. used (total)      121  
   data-arc span      5609 days (15.36 yr)  
   first obs. used      2003-10-21  
   last obs. used      2019-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60994  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:57:32  

Additional Information
 Earth MOID = 1.45966 au 
 Jupiter MOID = 2.32744 au 
 T_jup = 3.326 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457246.5 (2015-Aug-12.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1144350318300661 7.5052e-08  
q 2.450348507901267 2.073e-07 au
tp 2457982.621495417713
(2017-Aug-17.12149542)
0.00013964 TDB
node 37.88263026018508 0.00010028 deg
peri 358.0441736853118 0.00010459 deg
i 3.858823854989726 8.4831e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      121  
   data-arc span      5609 days (15.36 yr)  
   first obs. used      2003-10-21  
   last obs. used      2019-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60994  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:57:32  

Additional Information
 Jupiter MOID = 2.32744 au 
 T_jup = 3.326 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.632777650684993E-15 -1.544289862929942E-14 2.05380078069169E-12 5.995916131410906E-14 3.631824199805074E-13 2.164769181993428E-15
q -1.544289862929942E-14 4.297465334653418E-14 -4.867808042614014E-12 -1.637714253962204E-13 -8.943891680580171E-13 -4.650157604321474E-15
tp 2.05380078069169E-12 -4.867808042614014E-12 1.949856172829418E-8 3.636458151356734E-11 4.176225293093192E-9 6.681193842337987E-12
node 5.995916131410906E-14 -1.637714253962204E-13 3.636458151356734E-11 1.005629038632E-8 -1.002498176856911E-8 9.715951680139392E-11
peri 3.631824199805074E-13 -8.943891680580171E-13 4.176225293093192E-9 -1.002498176856911E-8 1.093861789154571E-8 -9.55627616425163E-11
i 2.164769181993428E-15 -4.650157604321474E-15 6.681193842337987E-12 9.715951680139392E-11 -9.55627616425163E-11 7.196256452678698E-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 16.9   n/a MPO434582  

434257 (2003 UC166)          Discovered 2003-Oct-21 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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