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212258 (2005 JY109)
Classification: Main-belt Asteroid          SPK-ID: 2212258
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1042787079838399 5.2964e-08  
a 2.729676653353522 3.5252e-08 au
q 2.445029498728165 1.5663e-07 au
i 6.066663340519847 7.7508e-06 deg
node 62.74562773908192 6.0572e-05 deg
peri 232.8048654159186 7.2735e-05 deg
M 65.90800415364315 4.1924e-05 deg
tp 2458698.921140528057
(2019-Aug-03.42114053)
0.00019007 TDB
period 1647.271690352016
4.51
3.191e-05
8.736e-08
d
yr
n .2185431839255789 4.2335e-09 deg/d
Q 3.014323807978879 3.8928e-08 au
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      5182 days (14.19 yr)  
   first obs. used      2004-02-11  
   last obs. used      2018-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54607  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:30:22  

Additional Information
 Earth MOID = 1.43485 au 
 Jupiter MOID = 2.14853 au 
 T_jup = 3.339 
[ 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 16.0   n/a MPO437019  
diameter diameter 3.794 km 0.291 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212258 (2005 JY109)          Discovered 2005-May-08 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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