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115157 (2003 SG73)
Classification: Main-belt Asteroid          SPK-ID: 2115157
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07580944563287219 4.3245e-08  
a 2.868463256356656 1.6328e-08 au
q 2.651006647073994 1.2158e-07 au
i 1.467487291934387 4.4932e-06 deg
node 346.7474075962775 0.0001413 deg
peri 27.16890028467276 0.00014396 deg
M 184.4735110779943 2.9874e-05 deg
tp 2460065.692066573102
(2023-May-01.19206657)
0.00015085 TDB
period 1774.485126884276
4.86
1.5151e-05
4.148e-08
d
yr
n .2028757494474495 1.7322e-09 deg/d
Q 3.085919865639317 1.7565e-08 au
  Orbit Determination Parameters
   # obs. used (total)      976  
   data-arc span      10074 days (27.58 yr)  
   first obs. used      1993-08-15  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52846  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:42:17  

Additional Information
 Earth MOID = 1.64997 au 
 Jupiter MOID = 2.30502 au 
 T_jup = 3.294 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457183.5 (2015-Jun-10.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07313969690563889 4.3006e-08  
q 2.662574423991761 1.2048e-07 au
tp 2456514.612693383910
(2013-Aug-10.11269338)
0.00014389 TDB
node 346.8070701953814 0.00014105 deg
peri 27.27397690985576 0.00014394 deg
i 1.469292669380614 4.4914e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      976  
   data-arc span      10074 days (27.58 yr)  
   first obs. used      1993-08-15  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52846  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:42:17  

Additional Information
 Jupiter MOID = 2.30502 au 
 T_jup = 3.294 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.849509066733068E-15 -5.142785036232047E-15 1.005464363346083E-13 8.99399464535203E-15 -4.00312090606797E-14 9.602772636823049E-17
q -5.142785036232047E-15 1.451644070988769E-14 3.932276355911511E-13 -2.563653905046701E-14 2.547302891199789E-13 -2.609305448757052E-16
tp 1.005464363346083E-13 3.932276355911511E-13 2.070501614584217E-8 -2.280038604311242E-11 4.134887273240952E-9 -6.508140908240623E-13
node 8.99399464535203E-15 -2.563653905046701E-14 -2.280038604311242E-11 1.989523392159641E-8 -1.989335725020173E-8 -1.318003239958743E-11
peri -4.00312090606797E-14 2.547302891199789E-13 4.134887273240952E-9 -1.989335725020173E-8 2.071807336254132E-8 1.304813529348464E-11
i 9.602772636823049E-17 -2.609305448757052E-16 -6.508140908240623E-13 -1.318003239958743E-11 1.304813529348464E-11 2.017289794460224E-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 15.14   n/a E2021B55  

115157 (2003 SG73)          Discovered 2003-Sep-18 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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