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312430 (2008 GS116)
Classification: Main-belt Asteroid          SPK-ID: 2312430
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1252715574754039 5.6179e-08  
a 3.078008335120394 4.8494e-08 au
q 2.692421437057587 1.7384e-07 au
i 11.79649383861736 6.6732e-06 deg
node 65.13514582019057 3.6301e-05 deg
peri 40.47538169081268 4.906e-05 deg
M 185.0575845537141 3.2882e-05 deg
tp 2459959.007977968330
(2023-Jan-14.50797797)
0.00018649 TDB
period 1972.43687980601
5.40
4.6614e-05
1.276e-07
d
yr
n .1825153462124507 4.3133e-09 deg/d
Q 3.463595233183201 5.4569e-08 au
  Orbit Determination Parameters
   # obs. used (total)      251  
   data-arc span      6305 days (17.26 yr)  
   first obs. used      2002-03-06  
   last obs. used      2019-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52927  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:46:12  

Additional Information
 Earth MOID = 1.72131 au 
 Jupiter MOID = 1.80197 au 
 T_jup = 3.184 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457461.5 (2016-Mar-14.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1269891745732759 5.6472e-08  
q 2.680789408735085 1.7535e-07 au
tp 2457978.372638304316
(2017-Aug-12.87263830)
0.00017151 TDB
node 65.22957146964082 3.6146e-05 deg
peri 38.56432776081331 4.8752e-05 deg
i 11.83494413469328 6.6956e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      251  
   data-arc span      6305 days (17.26 yr)  
   first obs. used      2002-03-06  
   last obs. used      2019-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52927  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:46:12  

Additional Information
 Jupiter MOID = 1.80197 au 
 T_jup = 3.184 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.189107299513643E-15 -9.630716112186995E-15 -1.91035394353481E-14 -5.946746970094245E-15 -9.176299361385496E-14 -5.748977908138962E-15
q -9.630716112186995E-15 3.074711581762416E-14 1.172917743019128E-12 2.450535375624603E-14 3.83337844776086E-13 2.071198021847742E-14
tp -1.91035394353481E-14 1.172917743019128E-12 2.941455186797302E-8 3.815749433158835E-11 5.667889024900865E-9 -1.734016437153793E-11
node -5.946746970094245E-15 2.450535375624603E-14 3.815749433158835E-11 1.306558951626886E-9 -1.271094633111195E-9 -4.58071853467634E-11
peri -9.176299361385496E-14 3.83337844776086E-13 5.667889024900865E-9 -1.271094633111195E-9 2.376764828065564E-9 4.145771740206299E-11
i -5.748977908138962E-15 2.071198021847742E-14 -1.734016437153793E-11 -4.58071853467634E-11 4.145771740206299E-11 4.48307024159662E-11

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 15.7   n/a MPO437379  

312430 (2008 GS116)          Discovered 2008-Apr-11 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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