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243348 (2008 UC199)
Classification: Main-belt Asteroid          SPK-ID: 2243348
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .13642153097111 7.1669e-08  
a 3.154078916347799 3.3746e-08 au
q 2.723794641775933 2.3604e-07 au
i 17.41876339229358 9.5775e-06 deg
node 228.9470451908911 2.2789e-05 deg
peri 208.227501753915 4.2259e-05 deg
M 9.313072430110187 3.3307e-05 deg
tp 2458947.570506302770
(2020-Apr-08.07050630)
0.00018916 TDB
period 2046.007681567796
5.60
3.2836e-05
8.99e-08
d
yr
n .1759524185775014 2.8238e-09 deg/d
Q 3.584363190919666 3.8349e-08 au
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      10306 days (28.22 yr)  
   first obs. used      1991-11-08  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51784  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:19:46  

Additional Information
 Earth MOID = 1.7494 au 
 Jupiter MOID = 1.80818 au 
 T_jup = 3.122 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457170.5 (2015-May-28.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1342045863668986 7.1078e-08  
q 2.733549029044332 2.3323e-07 au
tp 2456905.988829920124
(2014-Sep-05.48882992)
0.00019188 TDB
node 229.0605855848935 2.2842e-05 deg
peri 208.9662493123663 4.287e-05 deg
i 17.38956838695858 9.5665e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      10306 days (28.22 yr)  
   first obs. used      1991-11-08  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51784  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:19:46  

Additional Information
 Jupiter MOID = 1.80818 au 
 T_jup = 3.122 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.052151378107547E-15 -1.645317826885052E-14 -6.252387425376704E-12 5.958242695432184E-15 -1.174224004385305E-12 2.339275374312199E-15
q -1.645317826885052E-14 5.439445369856285E-14 1.92841124419929E-11 -1.270744161753E-14 3.647579466894226E-12 -7.942143998137055E-15
tp -6.252387425376704E-12 1.92841124419929E-11 3.681819490439421E-8 -3.876123333589464E-11 7.014380976531083E-9 -1.276106055613652E-11
node 5.958242695432184E-15 -1.270744161753E-14 -3.876123333589464E-11 5.217411787018666E-10 -5.041422093018875E-10 -7.987862396440685E-11
peri -1.174224004385305E-12 3.647579466894226E-12 7.014380976531083E-9 -5.041422093018875E-10 1.837862190154644E-9 7.391172786848734E-11
i 2.339275374312199E-15 -7.942143998137055E-15 -1.276106055613652E-11 -7.987862396440685E-11 7.391172786848734E-11 9.151763320644785E-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 15.4   n/a MPO418300  
diameter diameter 5.273 km 1.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243348 (2008 UC199)          Discovered 2008-Oct-27 by LINEAR at Socorro
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

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