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100948 (1998 OF13)
Classification: Main-belt Asteroid          SPK-ID: 2100948
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2146230798764107 4.2317e-08  
a 2.372440604580072 7.5947e-09 au
q 1.863260095201243 9.9984e-08 au
i 2.590383098245973 5.2736e-06 deg
node 158.5012362620162 6.369e-05 deg
peri 155.5126117034866 6.4579e-05 deg
M 101.9546461918386 9.1021e-06 deg
tp 2459018.496369840554
(2020-Jun-17.99636984)
3.4008e-05 TDB
period 1334.723937949322
3.65
6.4091e-06
1.755e-08
d
yr
n .2697186959522926 1.2951e-09 deg/d
Q 2.881621113958901 9.2247e-09 au
  Orbit Determination Parameters
   # obs. used (total)      864  
   data-arc span      10659 days (29.18 yr)  
   first obs. used      1991-11-01  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49439  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:34:30  

Additional Information
 Earth MOID = .849162 au 
 Jupiter MOID = 2.40925 au 
 T_jup = 3.511 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.26   n/a E2021B55  

100948 (1998 OF13)          Discovered 1998-Jul-26 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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