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108670 (2001 OS2)
Classification: Main-belt Asteroid          SPK-ID: 2108670
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2420543401193712 3.2006e-08  
a 2.646785501594008 1.3179e-08 au
q 2.006119583568151 8.5046e-08 au
i 27.51645883393942 5.5423e-06 deg
node 144.7685946073591 8.5299e-06 deg
peri 100.7537753724875 1.5782e-05 deg
M 208.7671487660435 1.4943e-05 deg
tp 2459661.224158878078
(2022-Mar-22.72415888)
6.7809e-05 TDB
period 1572.811034476489
4.31
1.1747e-05
3.216e-08
d
yr
n .2288895436951371 1.7096e-09 deg/d
Q 3.287451419619865 1.6369e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1148  
   data-arc span      7327 days (20.06 yr)  
   first obs. used      2000-01-08  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48424  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:11:24  

Additional Information
 Earth MOID = 1.16335 au 
 Jupiter MOID = 2.37369 au 
 T_jup = 3.193 
[ 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 14.3   n/a MPO412767  
diameter diameter 8.022 km 0.267 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

108670 (2001 OS2)          Discovered 2001-Jul-19 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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