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441832 (2009 SK343)
Classification: Main-belt Asteroid          SPK-ID: 2441832
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2125049906476975 1.6615e-07  
a 2.148895427206829 5.0544e-08 au
q 1.692244424545363 3.9444e-07 au
i 5.142539176490903 5.6385e-06 deg
node 156.6819354399106 6.8554e-05 deg
peri 132.7483907914889 8.655e-05 deg
M 202.1011099559236 2.1531e-05 deg
tp 2459505.158887296926
(2021-Oct-17.65888730)
6.1302e-05 TDB
period 1150.591998310942
3.15
4.0594e-05
1.111e-07
d
yr
n .3128824122959978 1.1039e-08 deg/d
Q 2.605546429868296 6.1285e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      4871 days (13.34 yr)  
   first obs. used      2005-03-10  
   last obs. used      2018-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58613  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:37:35  

Additional Information
 Earth MOID = .681337 au 
 Jupiter MOID = 2.58465 au 
 T_jup = 3.672 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457358.5 (2015-Dec-02.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .212640315117204 1.6627e-07  
q 1.691774295560873 3.948e-07 au
tp 2457204.488987241559
(2015-Jun-30.98898724)
0.00011543 TDB
node 156.7130016296342 6.8531e-05 deg
peri 132.7898346800169 8.6522e-05 deg
i 5.14330269884917 5.6391e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      4871 days (13.34 yr)  
   first obs. used      2005-03-10  
   last obs. used      2018-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58613  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:37:35  

Additional Information
 Jupiter MOID = 2.58465 au 
 T_jup = 3.672 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.764728167056134E-14 -6.56030161471744E-14 1.596072193732141E-11 -4.180730447574977E-13 7.315544135676208E-12 -1.576899510569343E-13
q -6.56030161471744E-14 1.558699215624529E-13 -3.827053100349476E-11 9.9778683883807E-13 -1.751900009492569E-11 3.746385317809475E-13
tp 1.596072193732141E-11 -3.827053100349476E-11 1.332332874330124E-8 -3.374675392510803E-10 6.128511730303758E-9 -7.735289649492031E-11
node -4.180730447574977E-13 9.9778683883807E-13 -3.374675392510803E-10 4.696438876782994E-9 -4.824212316937268E-9 -1.713564701631994E-10
peri 7.315544135676208E-12 -1.751900009492569E-11 6.128511730303758E-9 -4.824212316937268E-9 7.486067039927315E-9 1.3750970716469E-10
i -1.576899510569343E-13 3.746385317809475E-13 -7.735289649492031E-11 -1.713564701631994E-10 1.3750970716469E-10 3.179922864841434E-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 18.8   n/a MPO456093  

441832 (2009 SK343)          Discovered 2009-Sep-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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