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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2929826878108517 7.5336e-08  
a 3.019683183285113 3.1064e-08 AU
q 2.134968287909011 2.2117e-07 AU
i 11.11196545290242 7.7868e-06 deg
node 93.2986386060487 3.8833e-05 deg
peri 146.6459541333274 4.0436e-05 deg
M 110.6264546883046 1.1149e-05 deg
tp 2456411.524823214427
(2013-Apr-29.02482321)
5.7243e-05 JED
period 1916.639778796258
5.25
2.9575e-05
8.097e-08
d
yr
n .1878287219031306 2.8983e-09 deg/d
Q 3.904398078661214 4.0165e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      440  
   data-arc span      6447 days (17.65 yr)  
   first obs. used      1997-04-13  
   last obs. used      2014-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61373  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 03:29:21  

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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