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312632 (2009 UY148)
Classification: Jupiter Trojan          SPK-ID: 2312632
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1328431954428056 7.2278e-08  
a 5.270007910059637 2.4935e-07 au
q 4.569923219278453 3.0751e-07 au
i 17.3616561470628 6.2382e-06 deg
node 219.3193351828384 2.1667e-05 deg
peri 307.0422070810494 3.6306e-05 deg
M 179.9925866097534 3.5685e-05 deg
tp 2456791.135127056789
(2014-May-13.63512706)
0.00033325 TDB
period 4418.911740981984
12.10
0.00031362
8.586e-07
d
yr
n .0814680222420554 5.7819e-09 deg/d
Q 5.970092600840821 2.8247e-07 au
  Orbit Determination Parameters
   # obs. used (total)      245  
   data-arc span      6444 days (17.64 yr)  
   first obs. used      2002-02-08  
   last obs. used      2019-10-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53081  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:11:52  

Additional Information
 Earth MOID = 3.60851 au 
 Jupiter MOID = .535049 au 
 T_jup = 2.891 
[ 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 12.9   n/a MPO494657  

312632 (2009 UY148)          Discovered 2009-Oct-17 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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