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434603 (2005 UR305)
Classification: Main-belt Asteroid          SPK-ID: 2434603
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1401979308315422 5.6412e-08  
a 2.367641996705985 2.0456e-08 au
q 2.035703487817945 1.3774e-07 au
i 6.397285501885627 1.1646e-05 deg
node 225.1931283463695 5.7577e-05 deg
peri 88.95752560363347 7.7488e-05 deg
M 70.53036266803707 5.5155e-05 deg
tp 2458739.796960076754
(2019-Sep-13.29696008)
0.00020164 TDB
period 1330.676474954536
3.64
1.7246e-05
4.722e-08
d
yr
n .2705390880321227 3.5062e-09 deg/d
Q 2.699580505594025 2.3324e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      6546 days (17.92 yr)  
   first obs. used      2001-09-20  
   last obs. used      2019-08-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55145  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:08:22  

Additional Information
 Earth MOID = 1.03424 au 
 Jupiter MOID = 2.56776 au 
 T_jup = 3.525 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456823.5 (2014-Jun-15.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1402000468868099 5.619e-08  
q 2.03614634072412 1.3699e-07 au
tp 2457410.327002448003
(2016-Jan-22.82700245)
0.00019144 TDB
node 225.2256923702729 5.7568e-05 deg
peri 89.23092950591122 7.7606e-05 deg
i 6.396962236653714 1.1648e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      6546 days (17.92 yr)  
   first obs. used      2001-09-20  
   last obs. used      2019-08-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55145  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:08:22  

Additional Information
 Jupiter MOID = 2.56776 au 
 T_jup = 3.525 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.157332792189209E-15 -7.636876762015093E-15 -1.133444033512229E-13 3.196407365630135E-16 -4.026900700329839E-14 7.044287815592848E-16
q -7.636876762015093E-15 1.876571936104384E-14 2.20207285930615E-12 -1.652436380640342E-14 5.910741704277858E-13 -7.572787206617952E-17
tp -1.133444033512229E-13 2.20207285930615E-12 3.664942978386709E-8 -2.487113252167358E-10 9.978251025413866E-9 6.203058912282987E-12
node 3.196407365630135E-16 -1.652436380640342E-14 -2.487113252167358E-10 3.314076185099141E-9 -3.357994412748819E-9 -8.85548466049793E-11
peri -4.026900700329839E-14 5.910741704277858E-13 9.978251025413866E-9 -3.357994412748819E-9 6.022708334414126E-9 8.949061537885751E-11
i 7.044287815592848E-16 -7.572787206617952E-17 6.203058912282987E-12 -8.85548466049793E-11 8.949061537885751E-11 1.356777819476065E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO495163  

434603 (2005 UR305)          Discovered 2005-Oct-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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