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(2018 LQ)
Classification: Mars-crossing Asteroid          SPK-ID: 3825092
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458273.5 (2018-Jun-04.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4652809167563968 0.019715  
a 3.100573680291923 0.13745 au
q 1.657935915854942 0.017638 au
i 33.19797587104028 0.63811 deg
node 241.1561862200874 0.32608 deg
peri 28.23725750519349 0.90703 deg
M 347.1737137826386 1.0061 deg
tp 2458344.549321882227
(2018-Aug-14.04932188)
1.0802 TDB
period 1994.166935319149
5.46
132.6
0.363
d
yr
n .180526511408828 0.012004 deg/d
Q 4.543211444728906 0.2014 au
  Orbit Determination Parameters
   # obs. used (total)      14  
   data-arc span      3 days  
   first obs. used      2018-06-03  
   last obs. used      2018-06-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      9  
   norm. resid. RMS      .28253  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Jun-11 03:00:42  

Additional Information
 Earth MOID = .681522 au 
 Jupiter MOID = .798791 au 
 T_jup = 2.822 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e .0003886913684245166 .0002182979604007276 -.01286085154817388 -.004953699245043469 -.008563208459931387 .009414190444467225
q .0002182979604007276 .0003110923866819608 -.0190413492163923 -.005635361211916083 -.01574085009050823 .01109844526799864
tp -.01286085154817388 -.0190413492163923 1.166804840848987 .3427883031202379 .9688720327351873 -.6758251906087834
node -.004953699245043469 -.005635361211916083 .3427883031202379 .1063249336139777 .2745999660077664 -.2079499687512601
peri -.008563208459931387 -.01574085009050823 .9688720327351873 .2745999660077664 .8226948896332569 -.5444075767095234
i .009414190444467225 .01109844526799864 -.6758251906087834 -.2079499687512601 -.5444075767095234 .4071850269602713

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.653   .4702 1 autocmod 2.6n
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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