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78080 (2002 LB20)
Classification: Main-belt Asteroid          SPK-ID: 2078080
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .180684932062913 2.6371e-08  
a 2.561498629522887 1.3641e-08 au
q 2.098674423668299 6.5316e-08 au
i 12.14917018601039 4.6626e-06 deg
node 83.73884218915909 1.8026e-05 deg
peri 221.118676904393 2.4047e-05 deg
M 117.7066195945414 1.5965e-05 deg
tp 2458510.903837286691
(2019-Jan-27.40383729)
6.5873e-05 TDB
period 1497.406171241069
4.10
1.1962e-05
3.275e-08
d
yr
n .2404157314922961 1.9205e-09 deg/d
Q 3.024322835377474 1.6106e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1127  
   data-arc span      7622 days (20.87 yr)  
   first obs. used      1999-12-07  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48899  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:28:20  

Additional Information
 Earth MOID = 1.09888 au 
 Jupiter MOID = 2.22495 au 
 T_jup = 3.381 
[ 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 14.8   n/a MPO432332  
diameter diameter 2.604 km 0.289 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.343   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78080 (2002 LB20)          Discovered 2002-Jun-06 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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