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295744 (2008 UC98)
Classification: Main-belt Asteroid          SPK-ID: 2295744
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1753779873194857 7.8121e-08  
a 3.098624198761923 3.2129e-08 au
q 2.555193723323602 2.4494e-07 au
i 26.28065617370059 1.104e-05 deg
node 217.9486290429464 1.1996e-05 deg
peri 237.6010334366925 3.4811e-05 deg
M 11.47885673356987 2.724e-05 deg
tp 2458936.974524587196
(2020-Mar-28.47452459)
0.00015089 TDB
period 1992.286486312583
5.45
3.0986e-05
8.484e-08
d
yr
n .1806969040212208 2.8104e-09 deg/d
Q 3.642054674200243 3.7764e-08 au
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      8132 days (22.26 yr)  
   first obs. used      1997-10-23  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52926  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:42:12  

Additional Information
 Earth MOID = 1.65065 au 
 Jupiter MOID = 1.98801 au 
 T_jup = 3.042 
[ show covariance matrix ]

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 15.8   n/a MPO382422  
diameter diameter 4.712 km 1.832 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295744 (2008 UC98)          Discovered 2008-Oct-26 by LINEAR at Socorro
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 UC98 = 2005 GY158 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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