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541361 (2011 FR158)
Classification: Main-belt Asteroid          SPK-ID: 2541361
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0232336857935546 7.3286e-08  
a 3.045920440547283 5.7213e-08 au
q 2.975152482079442 2.3311e-07 au
i 10.32828427541539 8.2184e-06 deg
node 353.2933906118512 4.0813e-05 deg
peri 230.1207909502778 0.00021147 deg
M 285.9806688312862 0.00021362 deg
tp 2459795.726090356038
(2022-Aug-04.22609036)
0.001157 TDB
period 1941.67375277394
5.32
5.4708e-05
1.498e-07
d
yr
n .1854070486793633 5.2239e-09 deg/d
Q 3.116688399015124 5.8543e-08 au
  Orbit Determination Parameters
   # obs. used (total)      87  
   data-arc span      3629 days (9.94 yr)  
   first obs. used      2011-03-06  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53767  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:22:57  

Additional Information
 Earth MOID = 1.98115 au 
 Jupiter MOID = 1.86857 au 
 T_jup = 3.213 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457709.5 (2016-Nov-17.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02543468953537614 7.267e-08  
q 2.96983789867727 2.3239e-07 au
tp 2457858.060262769650
(2017-Apr-14.56026277)
0.0010458 TDB
node 353.3525572258848 4.0762e-05 deg
peri 230.6707265501055 0.00019518 deg
i 10.33482832234214 8.2222e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      87  
   data-arc span      3629 days (9.94 yr)  
   first obs. used      2011-03-06  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53767  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:22:57  

Additional Information
 Jupiter MOID = 1.86857 au 
 T_jup = 3.213 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.280894279503141E-15 -1.638813272996428E-14 -2.104089281218232E-11 -9.884622425323824E-15 -3.644446470537275E-12 3.59620086025291E-15
q -1.638813272996428E-14 5.400618002661609E-14 8.805906194547099E-11 3.815632789999607E-14 1.543423711556878E-11 -6.042615576310843E-15
tp -2.104089281218232E-11 8.805906194547099E-11 1.093801923322228E-6 2.251628460207882E-10 1.996689253406276E-7 1.147436020056473E-10
node -9.884622425323824E-15 3.815632789999607E-14 2.251628460207882E-10 1.661555583414057E-9 -1.59334909678009E-9 -4.625079748562556E-11
peri -3.644446470537275E-12 1.543423711556878E-11 1.996689253406276E-7 -1.59334909678009E-9 3.809430151805827E-8 6.663375274434362E-11
i 3.59620086025291E-15 -6.042615576310843E-15 1.147436020056473E-10 -4.625079748562556E-11 6.663375274434362E-11 6.760432393747367E-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 16.71   .3285 MPCxxxxx autocmod 2.8

541361 (2011 FR158)          Discovered 2011-Mar-06 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13

[ show close-approach data ]
Alternate Designations
 2011 FR158 = 2016 CS48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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