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300657 (2007 UL108)
Classification: Main-belt Asteroid          SPK-ID: 2300657
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09448703720762484 5.0093e-08  
a 2.707251136415502 2.8529e-08 au
q 2.451450997558626 1.3614e-07 au
i .9653941275501969 5.4529e-06 deg
node 23.67699350384547 0.00032985 deg
peri 50.21881299911669 0.00033111 deg
M 273.3451400555701 3.1428e-05 deg
tp 2459392.135153759862
(2021-Jun-26.63515376)
0.00014447 TDB
period 1627.013827544858
4.45
2.5719e-05
7.041e-08
d
yr
n .2212642535086719 3.4976e-09 deg/d
Q 2.963051275272378 3.1225e-08 au
  Orbit Determination Parameters
   # obs. used (total)      248  
   data-arc span      7067 days (19.35 yr)  
   first obs. used      1998-11-15  
   last obs. used      2018-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49716  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Apr-05 16:25:20  

Additional Information
 Earth MOID = 1.46647 au 
 Jupiter MOID = 2.24632 au 
 T_jup = 3.358 
[ 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 16.8   n/a MPO440420  

300657 (2007 UL108)          Discovered 2007-Oct-30 by Spacewatch at Kitt Peak
Reference: 20111012/Numbers.arcLast Updated: 2011-10-13

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