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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0972394144671795 5.1582e-08  
a 2.662635046570242 2.6502e-08 au
q 2.40372197370196 1.4107e-07 au
i 8.285997832629663 5.6795e-06 deg
node 91.2453514873374 3.8043e-05 deg
peri 295.3886391997916 4.8704e-05 deg
M 159.1388986254636 3.2035e-05 deg
tp 2458298.980511791374
(2018-Jun-29.48051179)
0.00013863 TDB
period 1586.959680734498
4.34
2.3693e-05
6.487e-08
d
yr
n .2268488635031862 3.3868e-09 deg/d
Q 2.921548119438524 2.9079e-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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52292  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 02:45:02  

Additional Information
 Earth MOID = 1.42291 au 
 Jupiter MOID = 2.49002 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 16.7   n/a MPO419100  
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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