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100946 (1998 OD10)
Classification: Main-belt Asteroid          SPK-ID: 2100946
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1730804595201078 3.7381e-08  
a 2.436809273587442 1.1288e-08 au
q 2.015045204752068 9.4753e-08 au
i 1.454552274666181 4.9899e-06 deg
node 317.1800365746877 0.00015137 deg
peri 325.6424118417004 0.00015208 deg
M 343.0048481443077 1.4435e-05 deg
tp 2459266.092364030723
(2021-Feb-20.59236403)
5.572e-05 TDB
period 1389.411006830827
3.80
9.654e-06
2.643e-08
d
yr
n .2591025968774647 1.8003e-09 deg/d
Q 2.858573342422817 1.3241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      546  
   data-arc span      7971 days (21.82 yr)  
   first obs. used      1998-07-26  
   last obs. used      2020-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58491  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:03:20  

Additional Information
 Earth MOID = .996883 au 
 Jupiter MOID = 2.28553 au 
 T_jup = 3.483 
[ 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 16.35   n/a E2021B55  

100946 (1998 OD10)          Discovered 1998-Jul-26 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 OD10 = 2002 RL129 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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