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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2929826767302802 7.6921e-08  
a 3.019683185047739 3.1153e-08 AU
q 2.134968322615034 2.2644e-07 AU
i 11.11196766623902 8.2164e-06 deg
node 93.29863917728419 3.884e-05 deg
peri 146.6459512359135 4.0597e-05 deg
M 110.6264558209075 1.1267e-05 deg
tp 2456411.524816668762
(2013-Apr-29.02481667)
5.8e-05 JED
period 1916.639780474408
5.25
2.966e-05
8.12e-08
d
yr
n .1878287217386736 2.9067e-09 deg/d
Q 3.904398047480443 4.028e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      428  
   data-arc span      6409 days (17.55 yr)  
   first obs. used      1997-04-13  
   last obs. used      2014-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61913  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 14:01:52  

Additional Information
 Earth MOID = 1.13323 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 (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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