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295590 (2008 SR134)
Classification: Main-belt Asteroid          SPK-ID: 2295590
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 .1598315816925296 1.8707e-07  
a 2.532030042286816 2.6549e-08 au
q 2.127331675735111 4.7905e-07 au
i 3.536488829630283 1.0294e-05 deg
node 290.792762657647 0.00034645 deg
peri 140.6134661522344 0.00038754 deg
M 178.1180437462655 0.00024687 deg
tp 2457872.373019260817
(2017-Apr-28.87301926)
0.0010062 TDB
period 1471.640422008631
4.03
2.3145e-05
6.337e-08
d
yr
n .244624974019563 3.8474e-09 deg/d
Q 2.93672840883852 3.0792e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      6377 days (17.46 yr)  
   first obs. used      2000-10-03  
   last obs. used      2018-03-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63356  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:12:34  

Additional Information
 Earth MOID = 1.1432 au 
 Jupiter MOID = 2.33442 au 
 T_jup = 3.430 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456819.5 (2014-Jun-11.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1613208956249978 1.9291e-07  
q 2.120914688333521 4.9493e-07 au
tp 2456402.383788478763
(2013-Apr-19.88378848)
0.00098201 TDB
node 290.8947777949828 0.00034696 deg
peri 140.1848884615944 0.00038641 deg
i 3.534916106401768 1.0306e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      6377 days (17.46 yr)  
   first obs. used      2000-10-03  
   last obs. used      2018-03-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63356  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:12:34  

Additional Information
 Jupiter MOID = 2.33442 au 
 T_jup = 3.430 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.721530823384854E-14 -9.538699154079176E-14 -1.850502593350486E-10 -1.432949596682771E-11 -3.52405890077434E-11 -4.879808114033483E-13
q -9.538699154079176E-14 2.449575894841044E-13 4.74826049045732E-10 3.676560883271892E-11 9.045789406133022E-11 1.25253468155746E-12
tp -1.850502593350486E-10 4.74826049045732E-10 9.64335312537669E-7 7.447065035192073E-8 1.839360046507628E-7 2.53349566000046E-9
node -1.432949596682771E-11 3.676560883271892E-11 7.447065035192073E-8 1.203836483384967E-7 -1.002135223372252E-7 3.096937253005801E-9
peri -3.52405890077434E-11 9.045789406133022E-11 1.839360046507628E-7 -1.002135223372252E-7 1.493113847699202E-7 -2.412646132469951E-9
i -4.879808114033483E-13 1.25253468155746E-12 2.53349566000046E-9 3.096937253005801E-9 -2.412646132469951E-9 1.062113390951246E-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 16.6   n/a MPO440401  

295590 (2008 SR134)          Discovered 2008-Sep-23 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 SR134 = 2004 TD360 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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