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541356 (2011 FW146)
Classification: Main-belt Asteroid          SPK-ID: 2541356
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02248841641083444 5.7814e-08  
a 2.967140276619948 4.0244e-08 au
q 2.900413990529961 1.6782e-07 au
i 9.665345202927146 1.0884e-05 deg
node 324.5253969579001 4.1114e-05 deg
peri 141.4189039547344 0.00028011 deg
M 43.49742825124077 0.00027486 deg
tp 2458974.937642651907
(2020-May-05.43764265)
0.0014251 TDB
period 1866.833325783972
5.11
3.798e-05
1.04e-07
d
yr
n .1928399257865288 3.9233e-09 deg/d
Q 3.033866562709937 4.1149e-08 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      4599 days (12.59 yr)  
   first obs. used      2008-09-05  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52269  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:16  

Additional Information
 Earth MOID = 1.92167 au 
 Jupiter MOID = 2.00045 au 
 T_jup = 3.242 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.27   .34242 MPCxxxxx autocmod 2.8

541356 (2011 FW146)          Discovered 2008-Sep-05 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13

Alternate Designations
 2011 FW146 = 2013 RK50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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