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201540 (2003 QE76)
Classification: Main-belt Asteroid          SPK-ID: 2201540
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2258419278188426 4.0469e-08  
a 2.543764464417973 1.9051e-08 au
q 1.969275793856753 1.0464e-07 au
i 4.119630355208359 6.1988e-06 deg
node 270.1368700461946 6.7283e-05 deg
peri 150.2128037473784 6.9523e-05 deg
M 342.0846786958458 1.7043e-05 deg
tp 2459074.245558950428
(2020-Aug-12.74555895)
7.023e-05 TDB
period 1481.882505562329
4.06
1.6648e-05
4.558e-08
d
yr
n .2429342398258431 2.7291e-09 deg/d
Q 3.118253134979194 2.3354e-08 au
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      6290 days (17.22 yr)  
   first obs. used      2003-08-04  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50938  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 05:05:08  

Additional Information
 Earth MOID = .983362 au 
 Jupiter MOID = 2.22685 au 
 T_jup = 3.404 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457445.5 (2016-Feb-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2252609734677321 3.951e-08  
q 1.971614948963645 1.0162e-07 au
tp 2457587.089574233285
(2016-Jul-17.58957423)
7.0688e-05 TDB
node 270.3232539996517 6.7592e-05 deg
peri 149.2253631796292 6.9819e-05 deg
i 4.106029374261981 6.1835e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      6290 days (17.22 yr)  
   first obs. used      2003-08-04  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50938  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 05:05:08  

Additional Information
 Jupiter MOID = 2.22685 au 
 T_jup = 3.404 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.561027607081006E-15 -3.972741410706465E-15 1.466925395958985E-12 -1.567603986586768E-14 3.836278967415945E-13 7.327288543858881E-16
q -3.972741410706465E-15 1.032656883123844E-14 -3.828725631837649E-12 3.941022746183136E-14 -1.007234344998563E-12 -1.543962658615065E-15
tp 1.466925395958985E-12 -3.828725631837649E-12 4.996794429821136E-9 -5.53244263569015E-11 1.26235235494315E-9 3.703982756951211E-13
node -1.567603986586768E-14 3.941022746183136E-14 -5.53244263569015E-11 4.568625057004952E-9 -4.569993278656935E-9 2.149385779309196E-10
peri 3.836278967415945E-13 -1.007234344998563E-12 1.26235235494315E-9 -4.569993278656935E-9 4.874700059794957E-9 -2.143489706662564E-10
i 7.327288543858881E-16 -1.543962658615065E-15 3.703982756951211E-13 2.149385779309196E-10 -2.143489706662564E-10 3.823602967258311E-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 16.2   n/a MPO454428  

201540 (2003 QE76)          Discovered 2003-Aug-24 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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