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249326 (2008 UU316)
Classification: Main-belt Asteroid          SPK-ID: 2249326
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0340944843474606 5.5413e-08  
a 2.911349120284699 3.5362e-08 au
q 2.812088173273159 1.5907e-07 au
i 10.00974396353211 7.493e-06 deg
node 294.2085631132767 3.3401e-05 deg
peri 252.1243155579442 0.00010874 deg
M 320.7664034720216 0.00010399 deg
tp 2458798.240432376685
(2019-Nov-10.74043238)
0.00052438 TDB
period 1814.428498922902
4.97
3.3058e-05
9.051e-08
d
yr
n .198409581977855 3.6149e-09 deg/d
Q 3.010610067296239 3.6568e-08 au
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      9155 days (25.07 yr)  
   first obs. used      1994-01-04  
   last obs. used      2019-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53712  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:37:59  

Additional Information
 Earth MOID = 1.83557 au 
 Jupiter MOID = 2.06901 au 
 T_jup = 3.260 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO433634  
diameter diameter 3.764 km 0.718 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.038   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249326 (2008 UU316)          Discovered 2008-Oct-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

Alternate Designations
 2008 UU316 = 2003 YN41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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