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187039 (2005 JL105)
Classification: Main-belt Asteroid          SPK-ID: 2187039
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1353455985034724 4.3063e-08  
a 2.216398288994944 1.107e-08 au
q 1.916418536048851 9.7565e-08 au
i 3.364978280080816 5.7281e-06 deg
node 227.3405805456762 6.7211e-05 deg
peri 43.76966621901504 7.0305e-05 deg
M 223.1230206755798 2.1966e-05 deg
tp 2459658.745330093550
(2022-Mar-20.24533009)
7.5347e-05 TDB
period 1205.230562859492
3.30
9.0297e-06
2.472e-08
d
yr
n .2986980342963385 2.2379e-09 deg/d
Q 2.516378041941037 1.2569e-08 au
  Orbit Determination Parameters
   # obs. used (total)      365  
   data-arc span      6281 days (17.20 yr)  
   first obs. used      2003-12-25  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50584  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:53:46  

Additional Information
 Earth MOID = .900207 au 
 Jupiter MOID = 2.56386 au 
 T_jup = 3.639 
[ 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 17.1   n/a MPO436925  

187039 (2005 JL105)          Discovered 2005-May-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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