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129575 (1997 LM)
Classification: Main-belt Asteroid          SPK-ID: 2129575
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .218226319943711 3.8658e-08  
a 2.798495004342357 2.2804e-08 au
q 2.187789738163865 1.0991e-07 au
i 17.11142786222518 5.0451e-06 deg
node 83.78017631531492 1.6874e-05 deg
peri 221.7611077675081 2.4266e-05 deg
M 281.8867295311602 2.3348e-05 deg
tp 2459371.528739927236
(2021-Jun-06.02873993)
0.00011415 TDB
period 1709.957163131293
4.68
2.0901e-05
5.722e-08
d
yr
n .2105315897743098 2.5734e-09 deg/d
Q 3.409200270520849 2.7781e-08 au
  Orbit Determination Parameters
   # obs. used (total)      588  
   data-arc span      8366 days (22.90 yr)  
   first obs. used      1997-06-03  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55432  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:45:31  

Additional Information
 Earth MOID = 1.20028 au 
 Jupiter MOID = 1.8896 au 
 T_jup = 3.227 
[ 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 14.8   n/a MPO251193  

129575 (1997 LM)          Discovered 1997-Jun-03 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Alternate Designations
 1997 LM = 2002 LK33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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