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101039 (1998 QM97)
Classification: Main-belt Asteroid          SPK-ID: 2101039
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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .26296966067223 5.7178e-08  
a 2.634959182568368 1.4536e-08 au
q 1.942044860443187 1.5562e-07 au
i 14.50683424295246 4.9397e-06 deg
node 177.5223961265693 2.2319e-05 deg
peri 164.8420601175457 2.5274e-05 deg
M 26.85880313916464 1.129e-05 deg
tp 2458883.941642125421
(2020-Feb-04.44164213)
4.8456e-05 TDB
period 1562.281409839226
4.28
1.2928e-05
3.539e-08
d
yr
n .230432236940621 1.9068e-09 deg/d
Q 3.327873504693548 1.8359e-08 au
  Orbit Determination Parameters
   # obs. used (total)      549  
   data-arc span      8137 days (22.28 yr)  
   first obs. used      1998-08-02  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59574  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:28:20  

Additional Information
 Earth MOID = .938577 au 
 Jupiter MOID = 2.12768 au 
 T_jup = 3.304 
[ 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 15.4   n/a MPO436471  

101039 (1998 QM97)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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