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452628 (2005 SK241)
Classification: Main-belt Asteroid          SPK-ID: 2452628
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .195314435843285 5.971e-08  
a 2.185284006000865 2.717e-08 au
q 1.758466493211452 1.3383e-07 au
i 2.652201064853608 9.5079e-06 deg
node 257.3503425706256 0.00019525 deg
peri 43.08933250077514 0.00020027 deg
M 251.1313621489154 5.5046e-05 deg
tp 2459357.329331216023
(2021-May-22.82933122)
0.00018563 TDB
period 1179.940906521487
3.23
2.2006e-05
6.025e-08
d
yr
n .3051000249337015 5.6901e-09 deg/d
Q 2.612101518790278 3.2477e-08 au
  Orbit Determination Parameters
   # obs. used (total)      67  
   data-arc span      4788 days (13.11 yr)  
   first obs. used      2005-09-30  
   last obs. used      2018-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56965  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:26:21  

Additional Information
 Earth MOID = .744014 au 
 Jupiter MOID = 2.60435 au 
 T_jup = 3.651 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457224.5 (2015-Jul-21.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1957672656575406 5.9687e-08  
q 1.757420023663381 1.3374e-07 au
tp 2456997.084750162742
(2014-Dec-05.58475016)
0.00015285 TDB
node 257.4225072426453 0.00019542 deg
peri 43.00272726007871 0.00020041 deg
i 2.651218725676468 9.503e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      67  
   data-arc span      4788 days (13.11 yr)  
   first obs. used      2005-09-30  
   last obs. used      2018-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56965  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:26:21  

Additional Information
 Jupiter MOID = 2.60435 au 
 T_jup = 3.651 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.562546629939537E-15 -7.87665127372956E-15 1.455581921283377E-15 1.63504802062331E-14 -9.059592472803862E-14 -4.016593928834714E-16
q -7.87665127372956E-15 1.78873222470696E-14 2.224509041257701E-12 -5.808569302235611E-14 8.638601698529065E-13 3.813710507705475E-15
tp 1.455581921283377E-15 2.224509041257701E-12 2.336284982392394E-8 -1.66460247053233E-10 6.878881546469641E-9 2.135137294220705E-11
node 1.63504802062331E-14 -5.808569302235611E-14 -1.66460247053233E-10 3.818814301141206E-8 -3.819479266216578E-8 -8.907125911867079E-10
peri -9.059592472803862E-14 8.638601698529065E-13 6.878881546469641E-9 -3.819479266216578E-8 4.016517487759235E-8 8.958701072309588E-10
i -4.016593928834714E-16 3.813710507705475E-15 2.135137294220705E-11 -8.907125911867079E-10 8.958701072309588E-10 9.030631952186083E-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 18.4   n/a MPO472495  

452628 (2005 SK241)          Discovered 2005-Sep-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

Alternate Designations
 2005 SK241 = 2008 SK13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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