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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2928834618909889 8.755e-08  
a 3.020226682322911 3.1717e-08 AU
q 2.13565223590864 2.6139e-07 AU
i 11.11194844840085 1.0289e-05 deg
node 93.30251620795684 3.8991e-05 deg
peri 146.6765899850672 4.1729e-05 deg
M 73.03481272028156 1.1917e-05 deg
tp 2456411.557719646018
(2013-Apr-29.05771965)
6.2809e-05 JED
period 1917.15725298972
5.25
3.0199e-05
8.268e-08
d
yr
n .187778023653822 2.9579e-09 deg/d
Q 3.90480112873718 4.1006e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      397  
   data-arc span      5992 days (16.41 yr)  
   first obs. used      1997-04-13  
   last obs. used      2013-09-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5855  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 03:16:26  

Additional Information
 Earth MOID = 1.13234 AU 
 T_jup = 3.152 
[ 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 (327)
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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