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JPL Small-Body Database Browser
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193839 (2001 QM56)
Classification: Main-belt Asteroid          SPK-ID: 2193839
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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2009860607965629 3.6598e-08  
a 2.317535021657014 1.2078e-08 au
q 1.851742786896094 8.4715e-08 au
i 8.045068267155022 7.1743e-06 deg
node .4966888771154387 2.889e-05 deg
peri 271.9665901817672 3.359e-05 deg
M 41.3747501716273 1.7475e-05 deg
tp 2458452.394642370423
(2018-Nov-29.89464237)
6.2063e-05 TDB
period 1288.658626951914
3.53
1.0074e-05
2.758e-08
d
yr
n .2793602529566066 2.1839e-09 deg/d
Q 2.783327256417935 1.4506e-08 au
  Orbit Determination Parameters
   # obs. used (total)      324  
   data-arc span      6689 days (18.31 yr)  
   first obs. used      2001-07-25  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59668  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 13:59:06  

Additional Information
 Earth MOID = .856865 au 
 Jupiter MOID = 2.38661 au 
 T_jup = 3.540 
[ 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 16.6   n/a MPO245325  

193839 (2001 QM56)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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