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JPL Small-Body Database Browser
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305531 (2008 GS2)
Classification: Main-belt Asteroid          SPK-ID: 2305531
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1451772804165467 4.8028e-08  
a 3.046359167665371 2.6206e-08 au
q 2.604097028531698 1.4187e-07 au
i 2.341840362805998 6.0941e-06 deg
node 39.5170716335829 0.00011895 deg
peri 132.8007325616582 0.0001209 deg
M 45.0465426111021 2.0658e-05 deg
tp 2458357.487256539679
(2018-Aug-26.98725654)
0.00011082 TDB
period 1942.093278966857
5.32
2.506e-05
6.861e-08
d
yr
n .1853669975066854 2.3919e-09 deg/d
Q 3.488621306799045 3.001e-08 au
  Orbit Determination Parameters
   # obs. used (total)      249  
   data-arc span      6405 days (17.54 yr)  
   first obs. used      2002-01-14  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54783  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:54:50  

Additional Information
 Earth MOID = 1.61068 au 
 Jupiter MOID = 1.47807 au 
 T_jup = 3.221 
[ 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 16.5   n/a MPO437357  

305531 (2008 GS2)          Discovered 2008-Apr-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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