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308414 (2005 SY108)
Classification: Main-belt Asteroid          SPK-ID: 2308414
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2361862514449781 1.1394e-07  
a 3.150581316202563 3.6571e-08 au
q 2.406457325256095 3.7467e-07 au
i 9.026222843717292 1.1856e-05 deg
node 201.4264224310767 3.4856e-05 deg
peri 148.2984328030074 3.844e-05 deg
M 240.0743170320593 1.6466e-05 deg
tp 2459680.946784793627
(2022-Apr-11.44678479)
9.9796e-05 TDB
period 2042.605357446163
5.59
3.5565e-05
9.737e-08
d
yr
n .1762454987634529 3.0687e-09 deg/d
Q 3.894705307149032 4.5209e-08 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      5377 days (14.72 yr)  
   first obs. used      2005-08-30  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67429  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:01:22  

Additional Information
 Earth MOID = 1.40661 au 
 Jupiter MOID = 1.61606 au 
 T_jup = 3.145 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457395.5 (2016-Jan-08.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2352923300111187 1.1413e-07  
q 2.411111126529171 3.7553e-07 au
tp 2457638.714478076866
(2016-Sep-07.21447808)
8.4642e-05 TDB
node 201.4429784051904 3.4856e-05 deg
peri 148.5268084108441 3.844e-05 deg
i 9.023319048654493 1.1852e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      5377 days (14.72 yr)  
   first obs. used      2005-08-30  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67429  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:01:22  

Additional Information
 Jupiter MOID = 1.61606 au 
 T_jup = 3.145 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.302583491155351E-14 -4.277503053409593E-14 3.24240303615134E-12 -8.240387424913885E-14 1.012598635947271E-12 -3.019053555027222E-14
q -4.277503053409593E-14 1.410262651307605E-13 -9.602957226885211E-12 2.680038654776149E-13 -3.177332570806202E-12 1.006709855086551E-13
tp 3.24240303615134E-12 -9.602957226885211E-12 7.164314725874694E-9 -3.467662058087703E-11 1.344781098790121E-9 -8.066144460250666E-12
node -8.240387424913885E-14 2.680038654776149E-13 -3.467662058087703E-11 1.214927870931853E-9 -1.207403149114086E-9 -4.608209977367725E-11
peri 1.012598635947271E-12 -3.177332570806202E-12 1.344781098790121E-9 -1.207403149114086E-9 1.477608130619034E-9 4.336934169699684E-11
i -3.019053555027222E-14 1.006709855086551E-13 -8.066144460250666E-12 -4.608209977367725E-11 4.336934169699684E-11 1.404665476301306E-10

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 MPO341961  

308414 (2005 SY108)          Discovered 2005-Sep-26 by Spacewatch at Kitt Peak
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

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