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118240 (1997 LS3)
Classification: Main-belt Asteroid          SPK-ID: 2118240
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1885079576821739 4.7812e-08  
a 3.035216769481231 2.811e-08 au
q 2.463054255143638 1.5191e-07 au
i 15.36763329078227 7.3904e-06 deg
node 173.6528471987097 1.5052e-05 deg
peri 312.9803713347804 2.5311e-05 deg
M 257.0497365418137 2.4828e-05 deg
tp 2459752.841859861008
(2022-Jun-22.34185986)
0.00013838 TDB
period 1931.44789406706
5.29
2.6831e-05
7.346e-08
d
yr
n .1863886678516324 2.5893e-09 deg/d
Q 3.607379283818823 3.3409e-08 au
  Orbit Determination Parameters
   # obs. used (total)      515  
   data-arc span      8571 days (23.47 yr)  
   first obs. used      1997-05-30  
   last obs. used      2020-11-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57814  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:56:20  

Additional Information
 Earth MOID = 1.50353 au 
 Jupiter MOID = 1.55167 au 
 T_jup = 3.161 
[ 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 15.1   n/a MPO439767  

118240 (1997 LS3)          Discovered 1997-Jun-05 by Spacewatch at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 1997 LS3 = 2004 RN157 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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