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JPL Small-Body Database Browser
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108864 (2001 OS98)
Classification: Main-belt Asteroid          SPK-ID: 2108864
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1598824877008852 6.7161e-08  
a 2.545785512696676 1.29e-08 au
q 2.138758991773858 1.7551e-07 au
i 5.71919025783102 7.2598e-06 deg
node 320.3637969877128 3.9914e-05 deg
peri 350.4084070717521 4.3344e-05 deg
M 254.548578270628 1.4778e-05 deg
tp 2459435.091353612194
(2021-Aug-08.59135361)
6.0741e-05 TDB
period 1483.648913733061
4.06
1.1277e-05
3.087e-08
d
yr
n .2426450062866904 1.8443e-09 deg/d
Q 2.952812033619494 1.4962e-08 au
  Orbit Determination Parameters
   # obs. used (total)      693  
   data-arc span      7211 days (19.74 yr)  
   first obs. used      2000-05-04  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53111  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:15:06  

Additional Information
 Earth MOID = 1.12471 au 
 Jupiter MOID = 2.3141 au 
 T_jup = 3.418 
[ 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 15.4   n/a MPO432612  

108864 (2001 OS98)          Discovered 2001-Jul-26 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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