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183154 (2002 SK1)
Classification: Main-belt Asteroid          SPK-ID: 2183154
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2446165392941767 1.4484e-07  
a 2.537502028450247 2.0138e-08 au
q 1.916787063798794 3.7982e-07 au
i 4.467596755377287 1.6303e-05 deg
node 335.3341793558826 6.4222e-05 deg
peri 72.46688704080687 8.4006e-05 deg
M 12.21133577408 5.6762e-05 deg
tp 2458550.419495362365
(2019-Mar-07.91949536)
0.00023228 TDB
period 1476.413555658436
4.04
1.7576e-05
4.812e-08
d
yr
n .2438341199322374 2.9027e-09 deg/d
Q 3.158216993101699 2.5064e-08 au
  Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      7421 days (20.32 yr)  
   first obs. used      1998-10-12  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58131  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:01:38  

Additional Information
 Earth MOID = .931761 au 
 Jupiter MOID = 2.26696 au 
 T_jup = 3.401 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456694.5 (2014-Feb-06.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2424257283482538 1.4368e-07  
q 1.923403591797595 3.7624e-07 au
tp 2457072.352837367188
(2015-Feb-18.85283737)
0.00022225 TDB
node 335.4439443294871 6.3932e-05 deg
peri 72.18342972981377 8.4293e-05 deg
i 4.474057221332219 1.6311e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      7421 days (20.32 yr)  
   first obs. used      1998-10-12  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58131  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:01:38  

Additional Information
 Jupiter MOID = 2.26696 au 
 T_jup = 3.401 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.06438659084761E-14 -5.404257297846656E-14 -3.057198793784415E-11 -3.387245202761884E-13 -7.441141110400716E-12 -2.288423425107723E-13
q -5.404257297846656E-14 1.415598478904755E-13 8.022984508013127E-11 8.873382639219281E-13 1.952840685487988E-11 5.99962988752311E-13
tp -3.057198793784415E-11 8.022984508013127E-11 4.939493010247743E-8 5.316723406418878E-10 1.222671977253821E-8 3.591891676803623E-10
node -3.387245202761884E-13 8.873382639219281E-13 5.316723406418878E-10 4.087241220059948E-9 -3.937790566819453E-9 7.201113595978953E-10
peri -7.441141110400716E-12 1.952840685487988E-11 1.222671977253821E-8 -3.937790566819453E-9 7.105283453812356E-9 -6.25746409574666E-10
i -2.288423425107723E-13 5.99962988752311E-13 3.591891676803623E-10 7.201113595978953E-10 -6.25746409574666E-10 2.660373261947527E-10

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 16.8   n/a MPO454260  

183154 (2002 SK1)          Discovered 2002-Sep-26 by Ferrando, R. at Pla D'Arguines
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

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