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295754 (2008 UM131)
Classification: Main-belt Asteroid          SPK-ID: 2295754
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08827977408489304 6.2245e-08  
a 2.20507796893515 1.6541e-08 au
q 2.01041418399798 1.4762e-07 au
i 6.732919240693525 7.2316e-06 deg
node 33.8763330607492 3.4209e-05 deg
peri 233.8472010514929 5.3148e-05 deg
M 320.7663993577949 3.9707e-05 deg
tp 2459130.843692072752
(2020-Oct-08.34369207)
0.00013176 TDB
period 1196.008736850751
3.27
1.3457e-05
3.684e-08
d
yr
n .3010011456504303 3.3868e-09 deg/d
Q 2.39974175387232 1.8001e-08 au
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      7859 days (21.52 yr)  
   first obs. used      1998-10-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53796  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 18:44:33  

Additional Information
 Earth MOID = 1.00338 au 
 Jupiter MOID = 2.65258 au 
 T_jup = 3.648 
[ 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 17.3   n/a MPO471118  

295754 (2008 UM131)          Discovered 2008-Oct-23 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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