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285687 (2000 SM163)
Classification: Main-belt Asteroid          SPK-ID: 2285687
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1964639899706756 6.5948e-08  
a 2.563020941348632 2.3594e-08 au
q 2.059479620832883 1.8126e-07 au
i 3.841127041201123 1.2616e-05 deg
node 310.69849507 6.8271e-05 deg
peri 89.61672149301076 8.132e-05 deg
M 321.5109606489654 4.8309e-05 deg
tp 2459360.736418643183
(2021-May-26.23641864)
0.00020273 TDB
period 1498.741243849598
4.10
2.0695e-05
5.666e-08
d
yr
n .2402015701358299 3.3168e-09 deg/d
Q 3.066562261864381 2.8229e-08 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      7291 days (19.96 yr)  
   first obs. used      2000-09-30  
   last obs. used      2020-09-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5917  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 04:35:04  

Additional Information
 Earth MOID = 1.07086 au 
 Jupiter MOID = 2.36957 au 
 T_jup = 3.403 
[ 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 17.48   n/a E2021B55  

285687 (2000 SM163)          Discovered 2000-Sep-30 by Kusnirak, P., Pravec, P. at Ondrejov
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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