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JPL Small-Body Database Browser
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357319 (2003 GR8)
Classification: Mars-crossing Asteroid          SPK-ID: 2357319
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3148651349249947 1.0673e-07  
a 2.249717045005292 1.7007e-08 au
q 1.541359584086641 2.4602e-07 au
i 6.442218015195001 1.2529e-05 deg
node 14.21472268531523 7.61e-05 deg
peri 203.0259744226011 8.2942e-05 deg
M 264.0762627440926 3.2431e-05 deg
tp 2458928.908103694802
(2020-Mar-20.40810369)
0.00011425 TDB
period 1232.509498819051
3.37
1.3976e-05
3.826e-08
d
yr
n .2920869983922557 3.3122e-09 deg/d
Q 2.958074505923944 2.2362e-08 au
  Orbit Determination Parameters
   # obs. used (total)      116  
   data-arc span      5743 days (15.72 yr)  
   first obs. used      2003-03-10  
   last obs. used      2018-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61312  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:48:24  

Additional Information
 Earth MOID = .5375 au 
 Jupiter MOID = 2.02654 au 
 T_jup = 3.553 
[ 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 17.4   n/a MPO418816  

357319 (2003 GR8)          Discovered 2003-Apr-01 by LINEAR at Socorro
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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