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JPL Small-Body Database Browser
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268248 (2005 MU18)
Classification: Main-belt Asteroid          SPK-ID: 2268248
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1720828905142269 4.457e-08  
a 2.240119193964898 1.175e-08 au
q 1.854633007971018 1.0233e-07 au
i 2.625929295796033 4.9471e-06 deg
node 253.8200976197593 0.00010205 deg
peri 358.6784949540307 0.00010325 deg
M 77.30332452848663 1.5066e-05 deg
tp 2458337.533280471590
(2018-Aug-07.03328047)
5.0767e-05 TDB
period 1224.630630152806
3.35
9.6351e-06
2.638e-08
d
yr
n .2939661895890029 2.3129e-09 deg/d
Q 2.625605379958778 1.3772e-08 au
  Orbit Determination Parameters
   # obs. used (total)      216  
   data-arc span      7837 days (21.46 yr)  
   first obs. used      1998-05-22  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61473  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 19:39:20  

Additional Information
 Earth MOID = .839924 au 
 Jupiter MOID = 2.41477 au 
 T_jup = 3.614 
[ 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 17.6   n/a MPO440316  

268248 (2005 MU18)          Discovered 2005-Jun-28 by NEAT at Palomar
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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