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385686 (2005 SO260)
Classification: Main-belt Asteroid          SPK-ID: 2385686
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2656344492044008 5.1749e-08  
a 3.111030072299247 4.3547e-08 au
q 2.28463331258571 1.7756e-07 au
i 24.72493424276824 1.1492e-05 deg
node 5.074018781102954 1.2246e-05 deg
peri 269.158293213039 2.6951e-05 deg
M 347.6511361816027 2.5211e-05 deg
tp 2459269.251035096834
(2021-Feb-23.75103510)
0.00014068 TDB
period 2004.263145082806
5.49
4.2083e-05
1.152e-07
d
yr
n .1796171330512225 3.7714e-09 deg/d
Q 3.937426832012784 5.5115e-08 au
  Orbit Determination Parameters
   # obs. used (total)      231  
   data-arc span      5374 days (14.71 yr)  
   first obs. used      2005-08-30  
   last obs. used      2020-05-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55137  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:06:16  

Additional Information
 Earth MOID = 1.42491 au 
 Jupiter MOID = 1.87117 au 
 T_jup = 3.027 
[ 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 15.44   n/a MPCxxxxx  
diameter diameter 4.761 km 0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

385686 (2005 SO260)          Discovered 2005-Sep-23 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-02-19

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