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JPL Small-Body Database Browser
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379011 (2008 UA354)
Classification: Main-belt Asteroid          SPK-ID: 2379011
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04760724938529783 7.9061e-08  
a 3.15737902763544 4.9348e-08 au
q 3.007064896862891 2.6337e-07 au
i 9.717643448959608 8.4434e-06 deg
node 238.5841528033283 3.504e-05 deg
peri 174.5236826021194 8.0824e-05 deg
M 32.51301567419739 6.9318e-05 deg
tp 2458815.426917105298
(2019-Nov-27.92691711)
0.00039483 TDB
period 2049.219626679164
5.61
4.8042e-05
1.315e-07
d
yr
n .1756766309052941 4.1186e-09 deg/d
Q 3.30769315840799 5.1697e-08 au
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      8450 days (23.13 yr)  
   first obs. used      1996-10-15  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56133  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 21:12:22  

Additional Information
 Earth MOID = 2.01848 au 
 Jupiter MOID = 1.98692 au 
 T_jup = 3.182 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457949.5 (2017-Jul-15.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04679720846259065 7.9105e-08  
q 3.008074010261155 2.6319e-07 au
tp 2458818.275489144099
(2019-Nov-30.77548914)
0.00040172 TDB
node 238.5837115046808 3.5039e-05 deg
peri 175.0089385184904 8.1967e-05 deg
i 9.718705433180689 8.4448e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      8450 days (23.13 yr)  
   first obs. used      1996-10-15  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56133  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 21:12:22  

Additional Information
 Jupiter MOID = 1.98692 au 
 T_jup = 3.182 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.257575988258798E-15 -2.049891471338943E-14 2.986628807552432E-12 -2.189073237611703E-14 7.447297315484005E-13 -2.17354543378994E-15
q -2.049891471338943E-14 6.926726074304797E-14 -1.077707152811409E-11 7.784773448106584E-14 -2.79599352075164E-12 1.189657909423518E-14
tp 2.986628807552432E-12 -1.077707152811409E-11 1.61376308857798E-7 -4.115360365558957E-11 2.974757918546214E-8 2.078138561495193E-11
node -2.189073237611703E-14 7.784773448106584E-14 -4.115360365558957E-11 1.227747055280279E-9 -1.21794649385743E-9 -4.236017981641189E-11
peri 7.447297315484005E-13 -2.79599352075164E-12 2.974757918546214E-8 -1.21794649385743E-9 6.7186370609741E-9 4.529246655858804E-11
i -2.17354543378994E-15 1.189657909423518E-14 2.078138561495193E-11 -4.236017981641189E-11 4.529246655858804E-11 7.131449978952933E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO503460  
diameter diameter 4.401 km 1.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379011 (2008 UA354)          Discovered 2008-Oct-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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