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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07601608223822248 3.9116e-08  
a 2.867948063689352 1.5343e-08 au
q 2.649937887824991 1.1177e-07 au
i 1.467483042846465 4.095e-06 deg
node 346.7473232184674 0.00013754 deg
peri 27.17611115607957 0.00014018 deg
M 224.2437448639809 2.988e-05 deg
tp 2460065.479329612518
(2023-Apr-30.97932961)
0.00015018 TDB
period 1774.007086592124
4.86
1.4236e-05
3.898e-08
d
yr
n .202930418215838 1.6285e-09 deg/d
Q 3.085958239553713 1.6509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1092  
   data-arc span      10162 days (27.82 yr)  
   first obs. used      1993-08-15  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51482  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 00:34:21  

Additional Information
 Earth MOID = 1.64958 au 
 Jupiter MOID = 2.30527 au 
 T_jup = 3.294 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457401.5 (2016-Jan-14.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07411896379873889 3.9018e-08  
q 2.657693327444212 1.1122e-07 au
tp 2456516.230327820547
(2013-Aug-11.73032782)
0.0001401 TDB
node 346.8011251807443 0.0001374 deg
peri 27.36805596665712 0.00014019 deg
i 1.468131323388992 4.0945e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1092  
   data-arc span      10162 days (27.82 yr)  
   first obs. used      1993-08-15  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51482  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 00:34:21  

Additional Information
 Jupiter MOID = 2.30527 au 
 T_jup = 3.294 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.522392873120321E-15 -4.304586901436959E-15 4.65229130977073E-13 5.837757611797717E-15 5.456092241771251E-14 2.428821494514369E-16
q -4.304586901436959E-15 1.236952130835765E-14 -5.525275507383924E-13 -1.93315032542104E-14 1.169540769748977E-14 -6.823078252373457E-16
tp 4.65229130977073E-13 -5.525275507383924E-13 1.962724755890144E-8 -2.613483821903393E-11 3.906612756121407E-9 -1.758458870318879E-13
node 5.837757611797717E-15 -1.93315032542104E-14 -2.613483821903393E-11 1.888012885102947E-8 -1.887936806797299E-8 4.704202340460623E-11
peri 5.456092241771251E-14 1.169540769748977E-14 3.906612756121407E-9 -1.887936806797299E-8 1.965457695914843E-8 -4.706323730148533E-11
i 2.428821494514369E-16 -6.823078252373457E-16 -1.758458870318879E-13 4.704202340460623E-11 -4.706323730148533E-11 1.676516168265074E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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