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277051 (2005 EU31)
Classification: Main-belt Asteroid          SPK-ID: 2277051
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08087710199754443 7.8227e-08  
a 2.990460836264987 4.0509e-08 au
q 2.748601030190721 2.2082e-07 au
i 11.33279245191279 7.5903e-06 deg
node 162.0139135572576 3.1121e-05 deg
peri 229.9473173209214 5.9288e-05 deg
M 105.5960376900281 4.6714e-05 deg
tp 2458446.447744483932
(2018-Nov-23.94774448)
0.00024795 TDB
period 1888.885381961831
5.17
3.8381e-05
1.051e-07
d
yr
n .1905885891425013 3.8726e-09 deg/d
Q 3.232320642339252 4.3786e-08 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      6377 days (17.46 yr)  
   first obs. used      2002-08-17  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54454  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:09:02  

Additional Information
 Earth MOID = 1.76721 au 
 Jupiter MOID = 2.16226 au 
 T_jup = 3.222 
[ 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 16.4   n/a MPO455056  

277051 (2005 EU31)          Discovered 2005-Mar-03 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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