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JPL Small-Body Database Browser
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437995 (2003 UR51)
Classification: Main-belt Asteroid          SPK-ID: 2437995
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1735833934875799 1.2584e-07  
a 2.603066522783597 3.9474e-08 au
q 2.151217402284906 3.4932e-07 au
i 13.39812206486075 1.1148e-05 deg
node 322.4984020237416 2.7433e-05 deg
peri 347.748634245918 3.4009e-05 deg
M 42.90796527551721 2.4027e-05 deg
tp 2458817.663985062225
(2019-Nov-30.16398506)
9.9603e-05 TDB
period 1534.003417662776
4.20
3.4893e-05
9.553e-08
d
yr
n .2346800508101213 5.3382e-09 deg/d
Q 3.054915643282289 4.6326e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      5284 days (14.47 yr)  
   first obs. used      2003-09-29  
   last obs. used      2018-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65688  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:54:04  

Additional Information
 Earth MOID = 1.13902 au 
 Jupiter MOID = 2.24982 au 
 T_jup = 3.354 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456731.5 (2014-Mar-15.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1736000576781255 1.2556e-07  
q 2.151254509884627 3.486e-07 au
tp 2457285.405888018390
(2015-Sep-19.90588802)
8.1709e-05 TDB
node 322.5632787681852 2.7448e-05 deg
peri 348.1762607205036 3.4025e-05 deg
i 13.3949007050532 1.1144e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      5284 days (14.47 yr)  
   first obs. used      2003-09-29  
   last obs. used      2018-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65688  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:54:04  

Additional Information
 Jupiter MOID = 2.24982 au 
 T_jup = 3.354 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.576471316496762E-14 -4.365582490301381E-14 -1.246904352088124E-12 -1.594018046558631E-13 3.871847557862699E-13 -1.034121767715286E-13
q -4.365582490301381E-14 1.215197060017155E-13 4.24227547961171E-12 4.429399519581444E-13 -9.556592400278112E-13 2.926674687841749E-13
tp -1.246904352088124E-12 4.24227547961171E-12 6.676295176387895E-9 2.100222724409772E-11 1.588346079406285E-9 1.061521222133445E-11
node -1.594018046558631E-13 4.429399519581444E-13 2.100222724409772E-11 7.534156389315593E-10 -7.312861297831791E-10 -4.268288993431247E-11
peri 3.871847557862699E-13 -9.556592400278112E-13 1.588346079406285E-9 -7.312861297831791E-10 1.157709936014256E-9 4.065233494305883E-11
i -1.034121767715286E-13 2.926674687841749E-13 1.061521222133445E-11 -4.268288993431247E-11 4.065233494305883E-11 1.241993235779432E-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 16.3   n/a MPO397546  

437995 (2003 UR51)          Discovered 2003-Oct-18 by NEAT at Palomar
Reference: Last Updated: 2015-07-06

Alternate Designations
 2003 UR51 = 2007 TP110 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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