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226388 (2003 OS20)
Classification: Main-belt Asteroid          SPK-ID: 2226388
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 .1905833360623203 6.4359e-08  
a 3.039870119783326 3.7407e-08 au
q 2.460521531158855 2.0815e-07 au
i 9.815959357332815 5.0373e-06 deg
node 86.93521955928766 4.448e-05 deg
peri 223.7033254218935 4.7823e-05 deg
M 60.74125586729053 1.5738e-05 deg
tp 2458673.865363311593
(2019-Jul-09.36536331)
8.5663e-05 TDB
period 1935.891306968326
5.30
3.5733e-05
9.783e-08
d
yr
n .1859608536409891 3.4325e-09 deg/d
Q 3.619218708407798 4.4536e-08 au
  Orbit Determination Parameters
   # obs. used (total)      302  
   data-arc span      7250 days (19.85 yr)  
   first obs. used      1999-12-27  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57109  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:26:52  

Additional Information
 Earth MOID = 1.4568 au 
 Jupiter MOID = 1.67951 au 
 T_jup = 3.190 
[ 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 15.3   n/a MPO440182  
diameter diameter 5.661 km 0.345 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226388 (2003 OS20)          Discovered 2003-Jul-31 by Broughton, J. at Reedy Creek
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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