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52572 (1997 LL)
Classification: Main-belt Asteroid          SPK-ID: 2052572
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2221550357442749 7.2611e-08  
a 2.488395979716112 1.7437e-08 au
q 1.935586281896369 1.825e-07 au
i 7.553749693420545 8.2689e-06 deg
node 170.4181819120672 3.8589e-05 deg
peri 170.8432704815255 4.1578e-05 deg
M 232.8742646741522 2.1323e-05 deg
tp 2459506.800831503188
(2021-Oct-19.30083150)
8.7196e-05 TDB
period 1433.763972919872
3.93
1.507e-05
4.126e-08
d
yr
n .2510873524509457 2.6392e-09 deg/d
Q 3.041205677535855 2.1311e-08 au
  Orbit Determination Parameters
   # obs. used (total)      427  
   data-arc span      8365 days (22.90 yr)  
   first obs. used      1997-06-03  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55553  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:24:11  

Additional Information
 Earth MOID = .92795 au 
 Jupiter MOID = 2.37597 au 
 T_jup = 3.428 
[ 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 15.5   n/a MPO432083  

52572 (1997 LL)          Discovered 1997-Jun-03 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 LL = 2000 DM46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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