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277080 (2005 EU164)
Classification: Main-belt Asteroid          SPK-ID: 2277080
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .210952956063361 4.757e-08  
a 3.151048148594305 5.0317e-08 au
q 2.486325226950356 1.6121e-07 au
i 10.0381500605143 9.2715e-06 deg
node 169.0322239884116 3.0193e-05 deg
peri 290.0883927363794 3.9168e-05 deg
M 316.7923251470906 2.5523e-05 deg
tp 2459245.710679733315
(2021-Jan-31.21067973)
0.00014832 TDB
period 2043.05936397893
5.59
4.8936e-05
1.34e-07
d
yr
n .1762063336715225 4.2206e-09 deg/d
Q 3.815771070238255 6.0931e-08 au
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      5340 days (14.62 yr)  
   first obs. used      2005-03-11  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55454  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 21:20:54  

Additional Information
 Earth MOID = 1.52466 au 
 Jupiter MOID = 1.49597 au 
 T_jup = 3.149 
[ 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 16.1   n/a MPO494501  
diameter diameter 4.099 km 0.221 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.038   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

277080 (2005 EU164)          Discovered 2005-Mar-11 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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