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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2933647428444636 7.4831e-08  
a 3.018629435421264 2.9875e-08 au
q 2.133069987356176 2.2008e-07 au
i 11.11355913146263 7.4176e-06 deg
node 93.28825330099004 3.5648e-05 deg
peri 146.6178847472412 3.6718e-05 deg
M 185.8202035798753 1.1131e-05 deg
tp 2458327.347768570208
(2018-Jul-27.84776857)
6.7217e-05 JED
period 1915.636621140998
5.24
2.8438e-05
7.786e-08
d
yr
n .1879270817998747 2.7898e-09 deg/d
Q 3.904188883486351 3.8639e-08 au
  Orbit Determination Parameters
   # obs. used (total)      518  
   data-arc span      6822 days (18.68 yr)  
   first obs. used      1997-04-13  
   last obs. used      2015-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59499  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 14:21:13  

Additional Information
 Earth MOID = 1.1288 au 
 Jupiter MOID = 1.1902 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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