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JPL Small-Body Database Browser
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413278 (2003 UM65)
Classification: Main-belt Asteroid          SPK-ID: 2413278
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2796040768642937 9.7408e-08  
a 3.008202732667927 3.2876e-08 au
q 2.167096984579666 2.773e-07 au
i 8.637781746169296 7.9219e-06 deg
node 82.95473634315344 4.3879e-05 deg
peri 312.2869573699082 4.9354e-05 deg
M 340.7272394639591 2.8704e-05 deg
tp 2458702.523567024532
(2019-Aug-07.02356702)
0.00015342 TDB
period 1905.719943966904
5.22
3.1241e-05
8.553e-08
d
yr
n .1889049863489554 3.0968e-09 deg/d
Q 3.849308480756188 4.2069e-08 au
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      5373 days (14.71 yr)  
   first obs. used      2003-09-26  
   last obs. used      2018-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5524  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:58:56  

Additional Information
 Earth MOID = 1.18495 au 
 Jupiter MOID = 1.62399 au 
 T_jup = 3.173 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456612.5 (2013-Nov-16.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2738099990652683 9.6245e-08  
q 2.189411833275846 2.7065e-07 au
tp 2456789.052718549710
(2014-May-11.55271855)
0.00013234 TDB
node 83.42394105524467 4.3906e-05 deg
peri 311.4170592718925 4.9937e-05 deg
i 8.62229075555388 7.9145e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      5373 days (14.71 yr)  
   first obs. used      2003-09-26  
   last obs. used      2018-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5524  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:58:56  

Additional Information
 Jupiter MOID = 1.62399 au 
 T_jup = 3.173 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.263113377431574E-15 -2.599517717907487E-14 7.462497649413621E-12 -8.07669827949313E-16 8.991586859243894E-13 -2.986300564545428E-14
q -2.599517717907487E-14 7.325371463462757E-14 -1.970974177668666E-11 7.771523605370202E-15 -2.291762950656789E-12 8.358083622977178E-14
tp 7.462497649413621E-12 -1.970974177668666E-11 1.751389805887105E-8 9.684778676285907E-11 3.114910062024643E-9 -3.317403303626885E-11
node -8.07669827949313E-16 7.771523605370202E-15 9.684778676285907E-11 1.927766591945234E-9 -1.884024446356796E-9 6.521956374607651E-11
peri 8.991586859243894E-13 -2.291762950656789E-12 3.114910062024643E-9 -1.884024446356796E-9 2.493689327151693E-9 -6.946735956510526E-11
i -2.986300564545428E-14 8.358083622977178E-14 -3.317403303626885E-11 6.521956374607651E-11 -6.946735956510526E-11 6.264010054410971E-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 16.1   n/a MPO455942  
diameter diameter 3.859 km 0.896 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

413278 (2003 UM65)          Discovered 2003-Oct-16 by NEAT at Palomar
Reference: Last Updated: 2014-11-10

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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