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100559 (1997 GO9)
Classification: Main-belt Asteroid          SPK-ID: 2100559
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09371084858612716 3.3866e-08  
a 2.549494125090411 1.1397e-08 au
q 2.310578867162842 8.8584e-08 au
i 3.630751182790473 4.3583e-06 deg
node 335.1013551623655 5.3571e-05 deg
peri 286.1901404296303 5.8364e-05 deg
M 239.1420818429921 2.4257e-05 deg
tp 2459699.674117068656
(2022-Apr-30.17411707)
0.00010151 TDB
period 1486.892086882237
4.07
9.9704e-06
2.73e-08
d
yr
n .2421157548527006 1.6235e-09 deg/d
Q 2.788409383017979 1.2465e-08 au
  Orbit Determination Parameters
   # obs. used (total)      833  
   data-arc span      8747 days (23.95 yr)  
   first obs. used      1997-04-03  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5623  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:32:43  

Additional Information
 Earth MOID = 1.29664 au 
 Jupiter MOID = 2.27112 au 
 T_jup = 3.432 
[ 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 15.7   n/a MPO449610  

100559 (1997 GO9)          Discovered 1997-Apr-03 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1997 GO9 = 1998 SH166 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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