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186644 (2003 ML8)
Classification: Main-belt Asteroid          SPK-ID: 2186644
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1981292836724276 5.1695e-08  
a 3.078389669669233 2.551e-08 au
q 2.468470529553067 1.5294e-07 au
i 17.20553669504622 4.6087e-06 deg
node 134.1758004647257 1.651e-05 deg
peri 169.7023904076929 2.0588e-05 deg
M 77.89289362809409 1.3388e-05 deg
tp 2458773.646198811838
(2019-Oct-17.14619881)
7.0786e-05 TDB
period 1972.803439058712
5.40
2.4523e-05
6.714e-08
d
yr
n .1824814337163603 2.2683e-09 deg/d
Q 3.688308809785398 3.0565e-08 au
  Orbit Determination Parameters
   # obs. used (total)      653  
   data-arc span      9097 days (24.91 yr)  
   first obs. used      1996-02-18  
   last obs. used      2021-01-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55691  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:52:06  

Additional Information
 Earth MOID = 1.4534 au 
 Jupiter MOID = 1.62306 au 
 T_jup = 3.131 
[ 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 14.96   n/a MPCxxxxx  

186644 (2003 ML8)          Discovered 2003-Jun-28 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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