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JPL Small-Body Database Browser
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39767 (1997 GD12)
Classification: Main-belt Asteroid          SPK-ID: 2039767
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1023454928034556 4.2256e-08  
a 2.43606253918736 1.123e-08 au
q 2.186742518114192 1.0271e-07 au
i 6.647502383284229 5.2843e-06 deg
node 14.9301365353886 3.077e-05 deg
peri 206.2485446134543 3.7781e-05 deg
M 266.5568857142613 2.1771e-05 deg
tp 2458960.975605889728
(2020-Apr-21.47560589)
8.3955e-05 TDB
period 1388.772400323431
3.80
9.6031e-06
2.629e-08
d
yr
n .2592217413855284 1.7925e-09 deg/d
Q 2.685382560260528 1.2379e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1260  
   data-arc span      7978 days (21.84 yr)  
   first obs. used      1997-04-03  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56803  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:08:23  

Additional Information
 Earth MOID = 1.1814 au 
 Jupiter MOID = 2.29235 au 
 T_jup = 3.488 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO431948  

39767 (1997 GD12)          Discovered 1997-Apr-03 by LINEAR at Socorro
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 GD12 = 1999 XZ190 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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