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344654 (2003 SK7)
Classification: Main-belt Asteroid          SPK-ID: 2344654
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1318527855815367 9.4923e-08  
a 2.657021255391361 2.762e-08 au
q 2.306685601518658 2.668e-07 au
i 5.757949144870056 8.6516e-06 deg
node 320.189720915089 7.1306e-05 deg
peri 1.218229601917139 7.7714e-05 deg
M 327.2043222949775 2.7747e-05 deg
tp 2459144.613637084842
(2020-Oct-22.11363708)
0.00012196 TDB
period 1581.943505396681
4.33
2.4666e-05
6.753e-08
d
yr
n .2275681772274971 3.5483e-09 deg/d
Q 3.007356909264064 3.1261e-08 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      6141 days (16.81 yr)  
   first obs. used      2003-08-23  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61253  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 06:04:11  

Additional Information
 Earth MOID = 1.29399 au 
 Jupiter MOID = 2.28983 au 
 T_jup = 3.368 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457402.5 (2016-Jan-15.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1310879453288892 9.511e-08  
q 2.307494037355029 2.6681e-07 au
tp 2457566.206584230103
(2016-Jun-26.70658423)
0.00012432 TDB
node 320.2323749565692 7.135e-05 deg
peri 1.748726983402836 7.7788e-05 deg
i 5.756581785946141 8.6504e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      6141 days (16.81 yr)  
   first obs. used      2003-08-23  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61253  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 06:04:11  

Additional Information
 Jupiter MOID = 2.28983 au 
 T_jup = 3.368 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.04594607418753E-15 -2.530800359120191E-14 4.230580047557412E-12 -9.970971229337837E-14 1.141607064534123E-12 -1.627896416585631E-14
q -2.530800359120191E-14 7.118948926148142E-14 -1.175818740747492E-11 2.761307487306966E-13 -3.185660496959443E-12 4.576605912006205E-14
tp 4.230580047557412E-12 -1.175818740747492E-11 1.545659440402803E-8 -3.017112369469855E-11 3.90563826789926E-9 -1.08769090947953E-11
node -9.970971229337837E-14 2.761307487306966E-13 -3.017112369469855E-11 5.090815312804551E-9 -5.070151875856398E-9 1.723375666080736E-10
peri 1.141607064534123E-12 -3.185660496959443E-12 3.90563826789926E-9 -5.070151875856398E-9 6.050930458636312E-9 -1.740654329664539E-10
i -1.627896416585631E-14 4.576605912006205E-14 -1.08769090947953E-11 1.723375666080736E-10 -1.740654329664539E-10 7.482950030176411E-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 16.7   n/a MPO471581  

344654 (2003 SK7)          Discovered 2003-Sep-16 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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