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175186 (2005 EC211)
Classification: Main-belt Asteroid          SPK-ID: 2175186
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1729218069594704 3.1061e-08  
a 2.550643479168739 1.4641e-08 au
q 2.109581599841491 8.1061e-08 au
i 3.32262406216429 4.4254e-06 deg
node 215.8976310355501 0.00012582 deg
peri 30.47362118039476 0.00012801 deg
M 261.429808521601 2.5833e-05 deg
tp 2459607.895440485814
(2022-Jan-28.39544049)
0.00010783 TDB
period 1487.897673477008
4.07
1.2811e-05
3.507e-08
d
yr
n .2419521223920799 2.0832e-09 deg/d
Q 2.991705358495988 1.7172e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      9642 days (26.40 yr)  
   first obs. used      1994-10-12  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .614  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:04:22  

Additional Information
 Earth MOID = 1.09548 au 
 Jupiter MOID = 2.03219 au 
 T_jup = 3.417 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO527349  
diameter diameter 2.310 km 0.862 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

175186 (2005 EC211)          Discovered 2005-Mar-04 by CSS at Catalina
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 2005 EC211 = 2002 RZ156 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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