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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .125468687877188 7.8006e-08  
a 3.090033135373561 5.8951e-08 au
q 2.702330732381207 2.3633e-07 au
i 9.997148698004546 7.0022e-06 deg
node 46.19086014457459 4.7898e-05 deg
peri 257.4710885218099 5.5984e-05 deg
M 215.8822389843059 3.1386e-05 deg
tp 2460190.751671147654
(2023-Sep-03.25167115)
0.00018111 TDB
period 1984.006687295247
5.43
5.6775e-05
1.554e-07
d
yr
n .1814510013022084 5.1925e-09 deg/d
Q 3.477735538365915 6.6347e-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 = 1.7095 au 
 Jupiter MOID = 1.80064 au 
 T_jup = 3.190 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458117.5 (2017-Dec-30.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1252711972880965 7.7932e-08  
q 2.701161693968982 2.3578e-07 au
tp 2458204.408744895915
(2018-Mar-26.90874490)
0.00016654 TDB
node 46.21454951552624 4.788e-05 deg
peri 256.9964038699536 5.6043e-05 deg
i 10.00065604500293 7.0045e-06 deg
  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
 Jupiter MOID = 1.80064 au 
 T_jup = 3.190 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.073386295993654E-15 -1.795230262453491E-14 4.101318181955409E-12 -4.953284465518384E-14 6.035777403845481E-13 -3.321716769992147E-15
q -1.795230262453491E-14 5.55945415356713E-14 -1.166885249989259E-11 1.560453630030642E-13 -1.745539729853327E-12 1.194318207754731E-14
tp 4.101318181955409E-12 -1.166885249989259E-11 2.773420708056102E-8 -5.213988734576161E-11 4.960004046488993E-9 -2.234139487714671E-11
node -4.953284465518384E-14 1.560453630030642E-13 -5.213988734576161E-11 2.292447128606434E-9 -2.264890901630405E-9 -4.820167448032199E-11
peri 6.035777403845481E-13 -1.745539729853327E-12 4.960004046488993E-9 -2.264890901630405E-9 3.140827844238139E-9 4.357282668517838E-11
i -3.321716769992147E-15 1.194318207754731E-14 -2.234139487714671E-11 -4.820167448032199E-11 4.357282668517838E-11 4.90623841608453E-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 16.35   .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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1906-Mar-18 10:52 00:10 Jupiter 1.79122135306572 1.79122067570515 1.79122203042598 3.19507281312893 3.04347526970598 2417287.952613836 9.58096262011802 333.410489992026 16.9392736293751 -82.210800893197 1211577.29978448 T 8 CATAB v2.0g-lin.ifort 2021-Apr-14 20:22:48 2021-Apr-14 20:22
1966-Mar-05 22:02 00:05 Jupiter 1.81720378212384 1.81720262712295 1.8172049371332 2.60401115439749 2.41839778924174 2439190.417761623 4.61574382765697 241.225519354289 12.4626703268137 -67.9063569966263 1420473.47420583 T 8 CATAB v2.0g-lin.ifort 2021-Apr-14 20:22:48 2021-Apr-14 20:22
1976-Jan-19 09:57 00:03 Jupiter 1.977937752329 1.97793621741759 1.97793928724694 4.39565957580044 4.29713308669831 2442796.914426243 3.37716848062898 230.198238101291 37.6371099700005 -74.9345642360908 1949294.65128984 T 8 CATAB v2.0g-lin.ifort 2021-Apr-14 20:22:48 2021-Apr-14 20:22
2026-Mar-04 16:13 < 00:01 Jupiter 1.88714974217869 1.88714887544059 1.8871506089168 2.13384523029088 1.91196798916036 2461104.175954463 0.908287992093313 105.924855001729 11.1228759175189 -65.0118541242828 1405653.42265658 T 8 CATAB v2.0g-lin.ifort 2021-Apr-14 20:22:48 2021-Apr-14 20:22
2035-Dec-24 15:58 00:02 Jupiter 1.87195263077908 1.87195177152132 1.87195349003749 3.89608142499999 3.77815947132376 2464686.165358915 1.60335434077821 133.056479339637 31.388129878074 -81.479763861046 1716651.82021911 T 8 CATAB v2.0g-lin.ifort 2021-Apr-14 20:22:48 2021-Apr-14 20:22
2086-Mar-07 17:29 00:06 Jupiter 1.97270114285376 1.97269954956755 1.97270273614648 2.19988664306167 1.99518354243822 2483022.228461247 6.34612329354369 261.191018618155 27.125415894735 -88.574268904891 1176406.43853074 T 8 CATAB v2.0g-lin.ifort 2021-Apr-14 20:22:48 2021-Apr-14 20:22
2095-Dec-04 01:23 00:07 Jupiter 1.82196451052544 1.82196352102167 1.82196550002963 3.30422655641778 3.16039914961025 2486580.557900013 6.7790048122636 199.398263559199 25.1231253084535 -86.439792334643 978313.038725393 T 8 CATAB v2.0g-lin.ifort 2021-Apr-14 20:22:48 2021-Apr-14 20:22
2155-Nov-24 00:56 00:12 Jupiter 1.83104757275899 1.83104651894101 1.83104862660654 2.64065928366899 2.45924854431887 2508484.538647589 12.4864125437178 497.623106606135 10.8365169591842 -69.6994549561082 1214095.1790261 T 8 CATAB v2.0g-lin.ifort 2021-Apr-14 20:22:48 2021-Apr-14 20:22

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