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10556 (1993 QS)
Classification: Main-belt Asteroid          SPK-ID: 2010556
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2556590346242694 3.5188e-08  
a 2.44644791351678 7.6582e-09 au
q 1.820991401688522 8.3827e-08 au
i 13.32009709442662 3.9044e-06 deg
node 163.7985943542451 1.2799e-05 deg
peri 176.7466678772345 1.4248e-05 deg
M 93.38573009641867 5.7897e-06 deg
tp 2459033.939568337727
(2020-Jul-03.43956834)
2.2164e-05 TDB
period 1397.662739946003
3.83
6.5627e-06
1.797e-08
d
yr
n .2575728676961855 1.2094e-09 deg/d
Q 3.071904425345038 9.616e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2096  
   data-arc span      10099 days (27.65 yr)  
   first obs. used      1993-08-19  
   last obs. used      2021-04-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48857  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 13:00:42  

Additional Information
 Earth MOID = .812148 au 
 Jupiter MOID = 2.34729 au 
 T_jup = 3.417 
[ 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 14.32   n/a MPCxxxxx  

10556 (1993 QS)          Discovered 1993-Aug-19 by Helin, E. F. at Palomar
Reference: 19990504/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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