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226254 (2002 YO8)
Classification: Main-belt Asteroid          SPK-ID: 2226254
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1930428758350311 5.9038e-08  
a 2.359474009668914 1.8847e-08 au
q 1.903994361384415 1.3576e-07 au
i 4.796014407603868 6.0477e-06 deg
node 104.8890137031455 8.719e-05 deg
peri 340.6649021481822 9.0181e-05 deg
M 188.1029055407377 2.4289e-05 deg
tp 2459232.602137297466
(2021-Jan-18.10213730)
9.3999e-05 TDB
period 1323.796485001184
3.62
1.5862e-05
4.343e-08
d
yr
n .2719451245556662 3.2584e-09 deg/d
Q 2.814953657953413 2.2486e-08 au
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      7144 days (19.56 yr)  
   first obs. used      1998-09-29  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53264  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:45:31  

Additional Information
 Earth MOID = .921013 au 
 Jupiter MOID = 2.40427 au 
 T_jup = 3.522 
[ 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 16.9   n/a MPO446238  
diameter diameter 2.546 km 0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226254 (2002 YO8)          Discovered 2002-Dec-31 by LINEAR at Socorro
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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