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33016 (1997 GZ31)
Classification: Main-belt Asteroid          SPK-ID: 2033016
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2935677827950813 7.4561e-08  
a 3.018170100748895 2.9749e-08 au
q 2.132132596173634 2.1933e-07 au
i 11.11493641362934 7.3745e-06 deg
node 93.28566326512519 3.5349e-05 deg
peri 146.625032873911 3.6387e-05 deg
M 223.4111398056914 1.137e-05 deg
tp 2458327.152506239980
(2018-Jul-27.65250624)
6.6944e-05 JED
period 1915.199393817718
5.24
2.8316e-05
7.752e-08
d
yr
n .1879699843066385 2.7791e-09 deg/d
Q 3.904207605324155 3.8482e-08 au
  Orbit Determination Parameters
   # obs. used (total)      527  
   data-arc span      6867 days (18.80 yr)  
   first obs. used      1997-04-13  
   last obs. used      2016-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59105  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 21:30:36  

Additional Information
 Earth MOID = 1.12868 au 
 Jupiter MOID = 1.19124 au 
 T_jup = 3.153 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a MPO270323  

33016 (1997 GZ31)          Discovered 1997-Apr-13 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

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