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190771 (2001 QZ207)
Classification: Main-belt Asteroid          SPK-ID: 2190771
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1723175943121659 4.157e-08  
a 2.323521233071897 1.3274e-08 au
q 1.92313764385571 9.3696e-08 au
i 3.620316912982348 6.5295e-06 deg
node 11.99539231336784 6.9305e-05 deg
peri 263.4007911629405 7.2118e-05 deg
M 205.9835344224302 2.262e-05 deg
tp 2459753.955932818360
(2022-Jun-23.45593282)
8.3729e-05 TDB
period 1293.654772997379
3.54
1.1086e-05
3.035e-08
d
yr
n .2782813525790079 2.3847e-09 deg/d
Q 2.723904822288084 1.5562e-08 au
  Orbit Determination Parameters
   # obs. used (total)      338  
   data-arc span      7089 days (19.41 yr)  
   first obs. used      2001-08-23  
   last obs. used      2021-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58512  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 12:03:20  

Additional Information
 Earth MOID = .909168 au 
 Jupiter MOID = 2.3993 au 
 T_jup = 3.553 
[ 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 16.8   n/a MPO503009  

190771 (2001 QZ207)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

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