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277798 (2006 EA57)
Classification: Main-belt Asteroid          SPK-ID: 2277798
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .172959400809853 4.0495e-08  
a 2.761987591209922 2.2951e-08 au
q 2.284275872390005 1.1524e-07 au
i 7.950325954569987 5.494e-06 deg
node 189.6025478514482 3.2529e-05 deg
peri 273.1147146779585 3.6954e-05 deg
M 83.37160627072761 1.666e-05 deg
tp 2458612.218517079773
(2019-May-08.71851708)
7.6183e-05 TDB
period 1676.605982585706
4.59
2.0898e-05
5.722e-08
d
yr
n .2147195010271874 2.6763e-09 deg/d
Q 3.239699310029839 2.692e-08 au
  Orbit Determination Parameters
   # obs. used (total)      298  
   data-arc span      5708 days (15.63 yr)  
   first obs. used      2004-09-09  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59366  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 16:30:01  

Additional Information
 Earth MOID = 1.31758 au 
 Jupiter MOID = 1.98417 au 
 T_jup = 3.305 
[ 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 16.5   n/a MPO423067  

277798 (2006 EA57)          Discovered 2006-Mar-05 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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