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541944 (2012 EO2)
Classification: Main-belt Asteroid          SPK-ID: 2541944
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04217542505684729 5.4202e-08  
a 2.656774028418545 3.4194e-08 au
q 2.544723454490001 1.4913e-07 au
i 21.72569849968377 1.1314e-05 deg
node 340.1856340571089 1.681e-05 deg
peri 88.29844398645363 0.00015272 deg
M 97.30853615630721 0.00014855 deg
tp 2458772.957993445693
(2019-Oct-16.45799345)
0.00065219 TDB
period 1581.722718676147
4.33
3.0537e-05
8.361e-08
d
yr
n .2275999426127665 4.394e-09 deg/d
Q 2.76882460234709 3.5637e-08 au
  Orbit Determination Parameters
   # obs. used (total)      198  
   data-arc span      5676 days (15.54 yr)  
   first obs. used      2005-07-29  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55794  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:24:57  

Additional Information
 Earth MOID = 1.6192 au 
 Jupiter MOID = 2.34073 au 
 T_jup = 3.285 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.17   n/a MPCxxxxx  

541944 (2012 EO2)          Discovered 2005-Jul-29 by NEAT at Palomar
Reference: Last Updated: 2019-12-13

Alternate Designations
 2012 EO2 = 2010 VY201 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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