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541482 (2011 LW27)
Classification: Main-belt Asteroid          SPK-ID: 2541482
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08334483643458664 7.134e-08  
a 3.034192017980719 4.4268e-08 au
q 2.781307780530988 2.1923e-07 au
i 10.03337378994648 8.8702e-06 deg
node 209.853390507228 4.1194e-05 deg
peri 235.9812415813823 6.8794e-05 deg
M 86.26862473005974 5.2841e-05 deg
tp 2458737.891729211673
(2019-Sep-11.39172921)
0.00028219 TDB
period 1930.469831933791
5.29
4.2247e-05
1.157e-07
d
yr
n .1864831006653861 4.0811e-09 deg/d
Q 3.28707625543045 4.7957e-08 au
  Orbit Determination Parameters
   # obs. used (total)      120  
   data-arc span      8154 days (22.32 yr)  
   first obs. used      1997-09-29  
   last obs. used      2020-01-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53266  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:24  

Additional Information
 Earth MOID = 1.81121 au 
 Jupiter MOID = 1.99823 au 
 T_jup = 3.214 
[ 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 16.1   .49654 MPO535740 autocmod 2.8

541482 (2011 LW27)          Discovered 1997-Sep-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13

Alternate Designations
 2011 LW27 = 1997 SL21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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