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212075 (2005 EK71)
Classification: Main-belt Asteroid          SPK-ID: 2212075
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09199873174237749 4.2846e-08  
a 2.443364236933278 1.5967e-08 au
q 2.218577825950735 1.0695e-07 au
i 5.572561053867342 6.1263e-06 deg
node 25.18103866673332 4.7946e-05 deg
peri 126.4856479921462 5.9954e-05 deg
M 356.7537312505563 3.4436e-05 deg
tp 2459013.079480795649
(2020-Jun-12.57948080)
0.00013345 TDB
period 1395.021002869755
3.82
1.3674e-05
3.744e-08
d
yr
n .2580606308144675 2.5295e-09 deg/d
Q 2.668150647915822 1.7436e-08 au
  Orbit Determination Parameters
   # obs. used (total)      412  
   data-arc span      6899 days (18.89 yr)  
   first obs. used      2001-02-22  
   last obs. used      2020-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57235  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:41:52  

Additional Information
 Earth MOID = 1.23376 au 
 Jupiter MOID = 2.32043 au 
 T_jup = 3.488 
[ 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 MPO264514  
diameter diameter 2.877 km 0.569 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212075 (2005 EK71)          Discovered 2005-Mar-02 by CSS at Catalina
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2005 EK71 = 2007 TK51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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