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266860 (2009 UZ109)
Classification: Main-belt Asteroid          SPK-ID: 2266860
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1275338952405812 4.6627e-08  
a 2.622404804444685 2.0452e-08 au
q 2.28795930483624 1.2668e-07 au
i 3.583228523719914 5.7587e-06 deg
node 254.6003022894498 0.00012158 deg
peri 55.62019818142058 0.00012554 deg
M 265.4336391079953 3.173e-05 deg
tp 2459407.957391684162
(2021-Jul-12.45739168)
0.00013736 TDB
period 1551.129382823697
4.25
1.8145e-05
4.968e-08
d
yr
n .2320889565928092 2.715e-09 deg/d
Q 2.956850304053131 2.306e-08 au
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      8592 days (23.52 yr)  
   first obs. used      1996-10-17  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55653  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 15:25:53  

Additional Information
 Earth MOID = 1.27577 au 
 Jupiter MOID = 2.27834 au 
 T_jup = 3.390 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO427481  

266860 (2009 UZ109)          Discovered 2009-Oct-23 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2009 UZ109 = 2004 PY78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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