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JPL Small-Body Database Browser
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249486 (2009 UO69)
Classification: Jupiter Trojan          SPK-ID: 2249486
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06891117657618699 8.2201e-08  
a 5.277352109975205 2.5111e-07 au
q 4.913683566869992 6.3379e-07 au
i 7.837808386085639 5.7717e-06 deg
node 86.79713385485449 5.4643e-05 deg
peri 329.6966157010322 8.4307e-05 deg
M 273.7751679331257 6.9366e-05 deg
tp 2459661.101875673424
(2022-Mar-22.60187567)
0.00088793 TDB
period 4428.152147009144
12.12
0.00031605
8.653e-07
d
yr
n .08129801959111786 5.8025e-09 deg/d
Q 5.641020653080419 2.6841e-07 au
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      6799 days (18.61 yr)  
   first obs. used      2001-02-16  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56421  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:46:04  

Additional Information
 Earth MOID = 3.92837 au 
 Jupiter MOID = .163324 au 
 T_jup = 2.977 
[ 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 12.8   n/a MPO454849  
diameter diameter 11.859 km 0.907 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.095   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

249486 (2009 UO69)          Discovered 2009-Oct-21 by CSS at Catalina
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

Alternate Designations
 2009 UO69 = 2002 GA119 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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