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379828 (2011 LA8)
Classification: Main-belt Asteroid          SPK-ID: 2379828
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05772284728881721 6.2941e-08  
a 3.13721868934322 4.8524e-08 au
q 2.956129494026638 2.1719e-07 au
i 11.17485680715102 6.6485e-06 deg
node 89.35010874894948 3.0537e-05 deg
peri 345.3543450364253 6.7377e-05 deg
M 28.53300739520985 5.6001e-05 deg
tp 2458839.635332584155
(2019-Dec-22.13533258)
0.0003168 TDB
period 2029.624128560193
5.56
4.7089e-05
1.289e-07
d
yr
n .1773727435214236 4.1152e-09 deg/d
Q 3.318307884659801 5.1325e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      5855 days (16.03 yr)  
   first obs. used      2004-01-17  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53762  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:14:08  

Additional Information
 Earth MOID = 1.97297 au 
 Jupiter MOID = 1.89815 au 
 T_jup = 3.180 
[ 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 15.5   n/a MPO455733  

379828 (2011 LA8)          Discovered 2008-Dec-21 by CSS at Catalina
Reference: Last Updated: 2013-11-20

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1973-Jul-14 23:06 00:03 Jupiter 1.9505159941288 1.95051539574233 1.95051659251537 3.78512167767696 3.66860121732806 2441878.462520393 3.01326293821793 187.811659479949 25.329587752956 87.3976400815982 2522272.94325277 T 25 CATAB v2.0f-lin.ifort 2020-Feb-26 03:14:11 2020-Feb-26 03:14
2057-Apr-15 14:54 00:03 Jupiter 1.98418111986204 1.9841803323046 1.98418190742152 3.52660382354674 3.40340404992963 2472469.121116439 2.92886685752743 159.30151959632 23.8254999399709 80.1970395690368 2647203.67235409 T 25 CATAB v2.0f-lin.ifort 2020-Feb-26 03:14:11 2020-Feb-26 03:14
2067-Sep-15 03:20 00:03 Jupiter 1.95790258400038 1.95790200752509 1.95790316047578 3.98366829493577 3.87354856663966 2476273.639164789 3.47116924438748 218.082960463871 25.4926154099629 -89.4484974873585 2632138.88906224 T 25 CATAB v2.0f-lin.ifort 2020-Feb-26 03:14:11 2020-Feb-26 03:14
2151-Jun-08 02:59 00:09 Jupiter 1.95018741833017 1.9501866260304 1.95018821065776 3.7155003927708 3.59670482736743 2506854.624588007 9.4163498831797 549.376738659426 24.5118399365751 86.0695655294506 2534028.29602924 T 25 CATAB v2.0f-lin.ifort 2020-Feb-26 03:14:11 2020-Feb-26 03:14

Alternate Designations
 2011 LA8 = 2013 SF30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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