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227087 (2005 ME8)
Classification: Main-belt Asteroid          SPK-ID: 2227087
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04139723437435953 4.7835e-08  
a 2.254601771096553 1.2395e-08 au
q 2.161267493157623 1.1212e-07 au
i 7.059151845901767 4.8615e-06 deg
node 286.807652678807 4.3838e-05 deg
peri 300.6610928755543 8.7283e-05 deg
M 272.2181208974209 7.7759e-05 deg
tp 2459502.012669047125
(2021-Oct-14.51266905)
0.00026761 TDB
period 1236.525829324333
3.39
1.0197e-05
2.792e-08
d
yr
n .2911382774727095 2.4008e-09 deg/d
Q 2.347936049035483 1.2908e-08 au
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      6655 days (18.22 yr)  
   first obs. used      2002-10-31  
   last obs. used      2021-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50311  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 20:00:03  

Additional Information
 Earth MOID = 1.15703 au 
 Jupiter MOID = 2.66375 au 
 T_jup = 3.613 
[ 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 17.0   n/a MPO241428  

227087 (2005 ME8)          Discovered 2005-Jun-27 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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