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541576 (2011 SF254)
Classification: Main-belt Asteroid          SPK-ID: 2541576
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2309374512918841 9.9442e-08  
a 2.461149301426669 3.6729e-08 au
q 1.892777754506393 2.2523e-07 au
i 12.99023626007303 7.7196e-06 deg
node 332.4861002989932 3.046e-05 deg
peri 322.8072924725838 4.7793e-05 deg
M 179.8941510067741 4.9713e-05 deg
tp 2458495.774624682640
(2019-Jan-12.27462468)
0.00018079 TDB
period 1410.280065774323
3.86
3.1569e-05
8.643e-08
d
yr
n .2552684454221082 5.7142e-09 deg/d
Q 3.029520848346945 4.5211e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      5466 days (14.97 yr)  
   first obs. used      2006-02-20  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59115  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:42  

Additional Information
 Earth MOID = .89212 au 
 Jupiter MOID = 2.27918 au 
 T_jup = 3.418 
[ 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 17.46   n/a MPCxxxxx  

541576 (2011 SF254)          Discovered 2007-Jul-21 by LUSS at Lulin
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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