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JPL Small-Body Database Browser
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249330 (2008 UZ340)
Classification: Main-belt Asteroid          SPK-ID: 2249330
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06103514305021046 5.1283e-08  
a 3.080888405662735 4.8955e-08 au
q 2.892845941101375 1.6608e-07 au
i 17.69359365120637 6.7658e-06 deg
node 96.94656007465902 1.9617e-05 deg
peri 67.9059588389154 6.395e-05 deg
M 273.1439743225625 6.3065e-05 deg
tp 2459077.051489199461
(2020-Aug-15.55148920)
0.00035165 TDB
period 1975.205920069762
5.41
4.7079e-05
1.289e-07
d
yr
n .1822594780331994 4.3441e-09 deg/d
Q 3.268930870224095 5.1943e-08 au
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      5779 days (15.82 yr)  
   first obs. used      2004-02-10  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54934  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 16:44:33  

Additional Information
 Earth MOID = 1.9542 au 
 Jupiter MOID = 1.95873 au 
 T_jup = 3.152 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457401.5 (2016-Jan-14.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06191236890292268 5.129e-08  
q 2.888219580658134 1.6619e-07 au
tp 2457101.992570606393
(2015-Mar-20.49257061)
0.00032513 TDB
node 96.9650436660433 1.962e-05 deg
peri 67.74357098183671 6.3131e-05 deg
i 17.69542841034247 6.7663e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      5779 days (15.82 yr)  
   first obs. used      2004-02-10  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54934  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 16:44:33  

Additional Information
 Jupiter MOID = 1.95873 au 
 T_jup = 3.152 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.630689362889257E-15 -8.194071051095947E-15 2.984042506283126E-14 6.473358584059038E-15 -3.487362929097388E-15 -3.699344400079835E-15
q -8.194071051095947E-15 2.761948384451393E-14 5.870102678230205E-12 -1.812296474271434E-14 1.152356172842221E-12 1.976589546587319E-14
tp 2.984042506283126E-14 5.870102678230205E-12 1.057098784455664E-7 5.630405377684582E-11 1.955093661794086E-8 4.642945001064221E-11
node 6.473358584059038E-15 -1.812296474271434E-14 5.630405377684582E-11 3.84954558277813E-10 -3.559737439989336E-10 -1.754852658247049E-11
peri -3.487362929097388E-15 1.152356172842221E-12 1.955093661794086E-8 -3.559737439989336E-10 3.985520683149936E-9 2.533978711930414E-11
i -3.699344400079835E-15 1.976589546587319E-14 4.642945001064221E-11 -1.754852658247049E-11 2.533978711930414E-11 4.578338785219369E-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 15.5   n/a MPO418331  
diameter diameter 3.247 km 0.554 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.116   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249330 (2008 UZ340)          Discovered 2008-Oct-24 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2008 UZ340 = 2004 CV56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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