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541947 (2012 EW10)
Classification: Main-belt Asteroid          SPK-ID: 2541947
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1204904344131315 1.002e-07  
a 2.721407794076701 2.3373e-08 au
q 2.393504186753117 2.7452e-07 au
i 4.899694172490141 1.0373e-05 deg
node 25.84447943236005 8.8948e-05 deg
peri 153.2954406793704 9.4624e-05 deg
M 341.5579609773334 2.8348e-05 deg
tp 2459284.503097261228
(2021-Mar-11.00309726)
0.00012916 TDB
period 1639.792377452051
4.49
2.1125e-05
5.784e-08
d
yr
n .2195399886901394 2.8283e-09 deg/d
Q 3.049311401400284 2.6189e-08 au
  Orbit Determination Parameters
   # obs. used (total)      95  
   data-arc span      9898 days (27.10 yr)  
   first obs. used      1994-03-10  
   last obs. used      2021-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60496  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:51  

Additional Information
 Earth MOID = 1.39734 au 
 Jupiter MOID = 1.90879 au 
 T_jup = 3.343 
[ 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 17.60   n/a MPCxxxxx  

541947 (2012 EW10)          Discovered 2012-Feb-26 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13

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