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JPL Small-Body Database Browser
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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2221550489732003 7.5576e-08  
a 2.488395985691432 1.9797e-08 au
q 1.935586253625437 1.8794e-07 au
i 7.553749701866638 8.6545e-06 deg
node 170.4181836797602 4.7231e-05 deg
peri 170.8432645284021 5.0048e-05 deg
M 232.8742658388442 2.1463e-05 deg
tp 2459506.800828688245
(2021-Oct-19.30082869)
8.7466e-05 TDB
period 1433.763978084161
3.93
1.711e-05
4.684e-08
d
yr
n .2510873515465515 2.9964e-09 deg/d
Q 3.041205717757427 2.4195e-08 au
  Orbit Determination Parameters
   # obs. used (total)      383  
   data-arc span      8253 days (22.60 yr)  
   first obs. used      1997-06-03  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57422  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 08:19:27  

Additional Information
 Earth MOID = .927949 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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