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JPL Small-Body Database Browser
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379008 (2008 UH349)
Classification: Main-belt Asteroid          SPK-ID: 2379008
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2262914827141451 6.33e-08  
a 2.99516481323658 4.9009e-08 au
q 2.317384526676038 1.8974e-07 au
i 3.024980466860645 5.1683e-06 deg
node 99.63902627927961 0.00019862 deg
peri 29.73068046562653 0.00020002 deg
M 317.1289161815767 2.6977e-05 deg
tp 2458825.971407899145
(2019-Dec-08.47140790)
0.00014488 TDB
period 1893.343942212409
5.18
4.647e-05
1.272e-07
d
yr
n .1901397796637694 4.6668e-09 deg/d
Q 3.672945099797121 6.0099e-08 au
  Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      5008 days (13.71 yr)  
   first obs. used      2005-05-10  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55968  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:17:13  

Additional Information
 Earth MOID = 1.33332 au 
 Jupiter MOID = 1.39556 au 
 T_jup = 3.213 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457208.5 (2015-Jul-05.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2272535042780846 6.3439e-08  
q 2.312923775751035 1.9028e-07 au
tp 2456934.316998431647
(2014-Oct-03.81699843)
0.00012422 TDB
node 99.65174811579075 0.00019863 deg
peri 29.80567998123867 0.00020002 deg
i 3.025599552455986 5.1699e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      5008 days (13.71 yr)  
   first obs. used      2005-05-10  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55968  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:17:13  

Additional Information
 Jupiter MOID = 1.39556 au 
 T_jup = 3.213 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.024484822130027E-15 -1.183371819237843E-14 5.26069341211268E-12 1.063315156956669E-13 1.04692328929804E-12 -4.401851667755213E-15
q -1.183371819237843E-14 3.620738501108733E-14 -1.449929342563733E-11 -2.928891788801003E-13 -2.858581126355615E-12 1.367736562871481E-14
tp 5.26069341211268E-12 -1.449929342563733E-11 1.54318151159176E-8 3.021074459944646E-10 3.14898555953778E-9 -8.222205309135546E-12
node 1.063315156956669E-13 -2.928891788801003E-13 3.021074459944646E-10 3.945567177740989E-8 -3.933365571249739E-8 7.849120372701479E-11
peri 1.04692328929804E-12 -2.858581126355615E-12 3.14898555953778E-9 -3.933365571249739E-8 4.000630945679029E-8 -8.018684755535989E-11
i -4.401851667755213E-15 1.367736562871481E-14 -8.222205309135546E-12 7.849120372701479E-11 -8.018684755535989E-11 2.672824311407682E-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 16.4   n/a MPO418926  
diameter diameter 2.811 km 0.452 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379008 (2008 UH349)          Discovered 2008-Oct-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2008 UH349 = 2005 JG64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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