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190862 (2001 SK280)
Classification: Main-belt Asteroid          SPK-ID: 2190862
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1513783012586099 5.1883e-08  
a 2.376540678197738 9.6573e-09 au
q 2.01678398746018 1.2633e-07 au
i 6.301618227549159 4.8683e-06 deg
node 32.12289682930313 4.1897e-05 deg
peri 335.9785289389253 4.4698e-05 deg
M 153.4743116968219 1.5892e-05 deg
tp 2458826.008078526806
(2019-Dec-08.50807853)
5.7404e-05 TDB
period 1338.185455661521
3.66
8.1568e-06
2.233e-08
d
yr
n .2690210078707192 1.6398e-09 deg/d
Q 2.736297368935297 1.1119e-08 au
  Orbit Determination Parameters
   # obs. used (total)      514  
   data-arc span      7195 days (19.70 yr)  
   first obs. used      2001-08-24  
   last obs. used      2021-05-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52632  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 02:52:18  

Additional Information
 Earth MOID = 1.01733 au 
 Jupiter MOID = 2.72862 au 
 T_jup = 3.517 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457821.5 (2017-Mar-09.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .152424278178164 5.215e-08  
q 2.01352721621552 1.271e-07 au
tp 2457486.539331259456
(2016-Apr-08.03933126)
5.307e-05 TDB
node 32.16519378482005 4.1842e-05 deg
peri 335.5843845731986 4.4565e-05 deg
i 6.30787724401829 4.8732e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      514  
   data-arc span      7195 days (19.70 yr)  
   first obs. used      2001-08-24  
   last obs. used      2021-05-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52632  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 02:52:18  

Additional Information
 Jupiter MOID = 2.72862 au 
 T_jup = 3.517 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.719663892182134E-15 -6.616194949903116E-15 -1.031631014777245E-12 7.014508727151868E-15 -3.51843947197304E-13 -2.271842707015688E-15
q -6.616194949903116E-15 1.615441127288672E-14 2.603111695899303E-12 -1.604887278038564E-14 8.818739960333815E-13 5.542006898286364E-15
tp -1.031631014777245E-12 2.603111695899303E-12 2.816437433671414E-9 6.692574108265233E-12 8.312376197498831E-10 2.198456416318025E-13
node 7.014508727151868E-15 -1.604887278038564E-14 6.692574108265233E-12 1.750765615191076E-9 -1.738068671426757E-9 -6.721119284997808E-11
peri -3.51843947197304E-13 8.818739960333815E-13 8.312376197498831E-10 -1.738068671426757E-9 1.986076072841113E-9 6.697545955698044E-11
i -2.271842707015688E-15 5.542006898286364E-15 2.198456416318025E-13 -6.721119284997808E-11 6.697545955698044E-11 2.374763191241531E-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 16.34   n/a MPCxxxxx  

190862 (2001 SK280)          Discovered 2001-Sep-21 by LONEOS at Anderson Mesa
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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