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JPL Small-Body Database Browser
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441951 (2010 LB57)
Classification: Main-belt Asteroid          SPK-ID: 2441951
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2295465846771785 8.8281e-08  
a 2.983446956331918 5.8755e-08 au
q 2.298606896940403 2.7751e-07 au
i 2.776240340234549 9.1876e-06 deg
node 284.8953080260669 0.00022117 deg
peri 3.273138378039932 0.00022233 deg
M 358.9906335801297 2.7353e-05 deg
tp 2459005.777427303080
(2020-Jun-05.27742730)
0.0001431 TDB
period 1882.243942049243
5.15
5.5602e-05
1.522e-07
d
yr
n .1912610751229512 5.6499e-09 deg/d
Q 3.668287015723434 7.2242e-08 au
  Orbit Determination Parameters
   # obs. used (total)      137  
   data-arc span      5464 days (14.96 yr)  
   first obs. used      2004-05-09  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65557  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:35:34  

Additional Information
 Earth MOID = 1.28225 au 
 Jupiter MOID = 1.5208 au 
 T_jup = 3.216 
[ 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 16.6   n/a MPO434640  
diameter diameter 2.041 km 0.436 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.107   0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

441951 (2010 LB57)          Discovered 2010-Jun-09 by WISE at WISE
Reference: Last Updated: 2015-09-02

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