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146321 (2001 LA6)
Classification: Main-belt Asteroid          SPK-ID: 2146321
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2479386301457153 3.9624e-08  
a 2.422850900095201 1.3045e-08 au
q 1.822132566878284 9.6296e-08 au
i 12.19329019277864 3.9012e-06 deg
node 135.6885677117276 2.1528e-05 deg
peri 237.4817330753015 2.2864e-05 deg
M 328.8843241450631 1.016e-05 deg
tp 2459319.559813538405
(2021-Apr-15.05981354)
3.9349e-05 TDB
period 1377.490017367737
3.77
1.1125e-05
3.046e-08
d
yr
n .2613449066497981 2.1107e-09 deg/d
Q 3.023569233312119 1.6279e-08 au
  Orbit Determination Parameters
   # obs. used (total)      933  
   data-arc span      7950 days (21.77 yr)  
   first obs. used      1998-11-13  
   last obs. used      2020-08-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53056  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:00:39  

Additional Information
 Earth MOID = .850604 au 
 Jupiter MOID = 2.50996 au 
 T_jup = 3.440 
[ 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 15.41   n/a E2021B55  

146321 (2001 LA6)          Discovered 2001-Jun-11 by Spacewatch at Kitt Peak
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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