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541299 (2011 FX18)
Classification: Main-belt Asteroid          SPK-ID: 2541299
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1254684549842961 7.8001e-08  
a 3.090155494260284 5.8854e-08 au
q 2.702438458734212 2.3635e-07 au
i 9.997099713431844 7.0019e-06 deg
node 46.20134918802074 4.7897e-05 deg
peri 257.3959411866532 5.5988e-05 deg
M 180.4010664506199 3.1105e-05 deg
tp 2460190.351805624955
(2023-Sep-02.85180563)
0.00018118 TDB
period 1984.12453227072
5.43
5.6684e-05
1.552e-07
d
yr
n .1814402242121366 5.1835e-09 deg/d
Q 3.477872529786356 6.6239e-08 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      5392 days (14.76 yr)  
   first obs. used      2006-05-08  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .64728  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:22:47  

Additional Information
 Earth MOID = 1.70813 au 
 Jupiter MOID = 1.80126 au 
 T_jup = 3.190 
[ show covariance matrix ]

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 16.35   .42999 MPCxxxxx autocmod 2.8

541299 (2011 FX18)          Discovered 2011-Mar-27 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13

[ show close-approach data ]
Alternate Designations
 2011 FX18 = 2018 PM15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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