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JPL Small-Body Database Browser
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52012 (2002 LQ55)
Classification: Main-belt Asteroid          SPK-ID: 2052012
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1244397269224488 3.688e-08  
a 3.104620781679068 2.2083e-08 au
q 2.718282619409166 1.1391e-07 au
i 21.53835725440049 4.6905e-06 deg
node 210.3630310793225 1.0735e-05 deg
peri 59.74121373793856 2.118e-05 deg
M 33.62278330104703 1.7872e-05 deg
tp 2458413.886770817523
(2018-Oct-22.38677082)
9.9296e-05 TDB
period 1998.072613566165
5.47
2.1318e-05
5.837e-08
d
yr
n .1801736321071291 1.9223e-09 deg/d
Q 3.490958943948971 2.4831e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1168  
   data-arc span      8604 days (23.56 yr)  
   first obs. used      1996-05-09  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52512  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:56:09  

Additional Information
 Earth MOID = 1.76705 au 
 Jupiter MOID = 1.6635 au 
 T_jup = 3.102 
[ 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 13.8   n/a MPO493234  
diameter diameter 8.874 km 0.322 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.081   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52012 (2002 LQ55)          Discovered 2002-Jun-15 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

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