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JPL Small-Body Database Browser
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97991 (2000 QS186)
Classification: Main-belt Asteroid          SPK-ID: 2097991
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2339116202616381 4.0329e-08  
a 2.33817340149613 8.8491e-09 au
q 1.791247472699504 9.568e-08 au
i 3.254191789896518 3.5193e-06 deg
node 101.9632638146001 8.0926e-05 deg
peri 297.2521652474011 8.1377e-05 deg
M 144.9842474427438 9.4605e-06 deg
tp 2458474.565308636263
(2018-Dec-22.06530864)
3.2973e-05 TDB
period 1305.910760861913
3.58
7.4135e-06
2.03e-08
d
yr
n .2756696788089844 1.5649e-09 deg/d
Q 2.885099330292755 1.0919e-08 au
  Orbit Determination Parameters
   # obs. used (total)      847  
   data-arc span      8131 days (22.26 yr)  
   first obs. used      1998-01-23  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52287  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:34:10  

Additional Information
 Earth MOID = .802023 au 
 Jupiter MOID = 2.53674 au 
 T_jup = 3.527 
[ 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 16.1   n/a MPO459458  

97991 (2000 QS186)          Discovered 2000-Aug-26 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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