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70180 (1999 QM2)
Classification: Main-belt Asteroid          SPK-ID: 2070180
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1610076201117435 3.6238e-08  
a 2.439337425636831 9.4627e-09 au
q 2.046585512085538 8.4963e-08 au
i 4.464695752326016 4.9213e-06 deg
node 355.1632528370339 5.227e-05 deg
peri 78.77582858138443 5.5362e-05 deg
M 85.12926268436377 1.8004e-05 deg
tp 2458671.434299718520
(2019-Jul-06.93429972)		 6.8866e-05 TDB
period 1391.573806301648
3.81		 8.0973e-06
2.217e-08		 d
yr
n .2586998967426408 1.5053e-09 deg/d
Q 2.832089339188124 1.0986e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1157  
   data-arc span      8504 days (23.28 yr)  
   first obs. used      1997-02-07  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53556  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:01:46  

Additional Information
 Earth MOID = 1.06698 au 
 Jupiter MOID = 2.43935 au 
 T_jup = 3.481 
[ 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 15.3   n/a MPO351337  

70180 (1999 QM2)          Discovered 1999-Aug-31 by Sarounova, L. at Ondrejov
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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