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180736 (2004 JG45)
Classification: Main-belt Asteroid          SPK-ID: 2180736
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2753064085512344 4.9684e-08  
a 2.637283269520045 2.15e-08 au
q 1.911222284256224 1.3078e-07 au
i 14.65777560792185 6.7832e-06 deg
node 126.9502029389829 2.1969e-05 deg
peri 115.8443474818408 2.589e-05 deg
M 316.0479043290076 1.8865e-05 deg
tp 2459391.490023892716
(2021-Jun-25.99002389)
8.3623e-05 TDB
period 1564.348810943177
4.28
1.913e-05
5.238e-08
d
yr
n .2301277039248995 2.8141e-09 deg/d
Q 3.363344254783865 2.7419e-08 au
  Orbit Determination Parameters
   # obs. used (total)      272  
   data-arc span      7592 days (20.79 yr)  
   first obs. used      2000-06-01  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62671  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:27:43  

Additional Information
 Earth MOID = .946231 au 
 Jupiter MOID = 1.8946 au 
 T_jup = 3.297 
[ 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 15.9   n/a MPO417979  

180736 (2004 JG45)          Discovered 2004-May-12 by Goodricke-Pigott at Goodricke-Pigott
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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