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295822 (2008 UJ344)
Classification: Outer Main-belt Asteroid          SPK-ID: 2295822
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2647195318820318 6.2833e-08  
a 3.206686597314142 3.7606e-08 au
q 2.357814022380756 2.125e-07 au
i 26.89366537313 8.0214e-06 deg
node 91.48545663010134 1.6187e-05 deg
peri 254.8931731144916 2.1948e-05 deg
M 339.414230938623 1.4405e-05 deg
tp 2458720.435513093503
(2019-Aug-24.93551309)
8.3791e-05 TDB
period 2097.409360074343
5.74
3.6896e-05
1.01e-07
d
yr
n .1716403134518479 3.0194e-09 deg/d
Q 4.055559172247527 4.7562e-08 au
  Orbit Determination Parameters
   # obs. used (total)      292  
   data-arc span      10189 days (27.90 yr)  
   first obs. used      1991-12-08  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57472  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:03:29  

Additional Information
 Earth MOID = 1.49454 au 
 Jupiter MOID = 1.82343 au 
 T_jup = 2.973 
[ 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 14.8   n/a MPO455187  
diameter diameter 7.105 km 0.812 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295822 (2008 UJ344)          Discovered 2008-Oct-30 by CSS at Catalina
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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