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78886 (2003 SC12)
Classification: Main-belt Asteroid          SPK-ID: 2078886
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1079902462341753 4.5812e-08  
a 3.023270900331805 2.1556e-08 au
q 2.696787131372356 1.3266e-07 au
i 2.612348342776586 4.2207e-06 deg
node 149.2721399957888 9.6695e-05 deg
peri 199.5671581298875 9.8666e-05 deg
M 103.8076482975803 1.9612e-05 deg
tp 2458646.842898964871
(2019-Jun-12.34289896)
0.00010387 TDB
period 1920.056562704083
5.26
2.0535e-05
5.622e-08
d
yr
n .1874944764611515 2.0053e-09 deg/d
Q 3.349754669291253 2.3884e-08 au
  Orbit Determination Parameters
   # obs. used (total)      594  
   data-arc span      8151 days (22.32 yr)  
   first obs. used      1998-09-25  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52541  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:17:01  

Additional Information
 Earth MOID = 1.68864 au 
 Jupiter MOID = 2.05211 au 
 T_jup = 3.235 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457169.5 (2015-May-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1106260414207762 4.6688e-08  
q 2.686013603668386 1.3574e-07 au
tp 2456714.579065107620
(2014-Feb-26.07906511)
9.9144e-05 TDB
node 149.3938575579199 9.6461e-05 deg
peri 197.2132761020308 9.8278e-05 deg
i 2.61378453578795 4.2322e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      594  
   data-arc span      8151 days (22.32 yr)  
   first obs. used      1998-09-25  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52541  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:17:01  

Additional Information
 Jupiter MOID = 2.05211 au 
 T_jup = 3.235 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.179803254194159E-15 -6.283859706203651E-15 4.243810517843114E-13 1.044007092207189E-14 1.019281534327462E-14 -6.109770708839833E-16
q -6.283859706203651E-15 1.84263901950019E-14 -1.394563513544466E-12 -2.956590181850717E-14 -4.796088076760284E-14 1.959562382073865E-15
tp 4.243810517843114E-13 -1.394563513544466E-12 9.829492903884284E-9 4.140536455303084E-12 1.885157099696448E-9 -1.579999961510503E-12
node 1.044007092207189E-14 -2.956590181850717E-14 4.140536455303084E-12 9.304680414704616E-9 -9.294164226876378E-9 6.069816245459163E-11
peri 1.019281534327462E-14 -4.796088076760284E-14 1.885157099696448E-9 -9.294164226876378E-9 9.658633383095462E-9 -6.092195928999789E-11
i -6.109770708839833E-16 1.959562382073865E-15 -1.579999961510503E-12 6.069816245459163E-11 -6.092195928999789E-11 1.791145306641546E-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 15.4   n/a MPO493427  

78886 (2003 SC12)          Discovered 2003-Sep-16 by Spacewatch at Kitt Peak
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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