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190305 (1997 LJ1)
Classification: Main-belt Asteroid          SPK-ID: 2190305
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1798775147933522 4.6432e-08  
a 2.914789875570227 2.3746e-08 au
q 2.39048471660783 1.4206e-07 au
i 9.080029342401144 6.5472e-06 deg
node 188.2022812622436 3.4375e-05 deg
peri 76.38561295220977 4.2671e-05 deg
M 252.6778319837326 3.209e-05 deg
tp 2459742.371415430528
(2022-Jun-11.87141543)
0.00016663 TDB
period 1817.646001387352
4.98
2.2212e-05
6.081e-08
d
yr
n .1980583676498192 2.4203e-09 deg/d
Q 3.439095034532623 2.8018e-08 au
  Orbit Determination Parameters
   # obs. used (total)      272  
   data-arc span      10010 days (27.41 yr)  
   first obs. used      1993-09-18  
   last obs. used      2021-02-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61235  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:07:05  

Additional Information
 Earth MOID = 1.39379 au 
 Jupiter MOID = 1.71396 au 
 T_jup = 3.239 
[ 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 15.9   n/a MPO413012  

190305 (1997 LJ1)          Discovered 1997-Jun-01 by Spacewatch at Kitt Peak
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ show close-approach data ]
Alternate Designations
 1997 LJ1 = 2002 LX34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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