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425172 (2009 UQ3)
Classification: Main-belt Asteroid          SPK-ID: 2425172
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .097381575017496 5.1592e-08  
a 2.662298829372694 2.6436e-08 au
q 2.403039976201145 1.4109e-07 au
i 8.286131211027806 5.6796e-06 deg
node 91.24335377985531 3.8044e-05 deg
peri 295.3415431761669 4.8675e-05 deg
M 204.5724234959354 3.2188e-05 deg
tp 2459885.529387956769
(2022-Nov-02.02938796)
0.00014529 TDB
period 1586.659106519543
4.34
2.3633e-05
6.47e-08
d
yr
n .2268918373964319 3.3795e-09 deg/d
Q 2.921557682544243 2.9011e-08 au
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      6672 days (18.27 yr)  
   first obs. used      2002-01-14  
   last obs. used      2020-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52294  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 13:43:33  

Additional Information
 Earth MOID = 1.42105 au 
 Jupiter MOID = 2.49093 au 
 T_jup = 3.363 
[ 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 16.85   n/a E2021B25  
diameter diameter 2.579 km 0.645 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

425172 (2009 UQ3)          Discovered 2009-Oct-19 by Lowe, A. at Mayhill
Reference: Last Updated: 2015-02-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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