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180725 (2004 JA26)
Classification: Main-belt Asteroid          SPK-ID: 2180725
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 .1714338946812258 4.7042e-08  
a 2.728989919593567 1.8336e-08 au
q 2.261148549131836 1.3332e-07 au
i 10.04702019175127 6.1711e-06 deg
node 48.83400757809653 2.8109e-05 deg
peri 219.9345015302926 3.3295e-05 deg
M 222.6335893457435 2.028e-05 deg
tp 2459828.817815074198
(2022-Sep-06.31781507)
9.5843e-05 TDB
period 1646.650096987902
4.51
1.6596e-05
4.544e-08
d
yr
n .218625681714969 2.2035e-09 deg/d
Q 3.196831290055297 2.148e-08 au
  Orbit Determination Parameters
   # obs. used (total)      349  
   data-arc span      6998 days (19.16 yr)  
   first obs. used      2001-11-21  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55482  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:50:16  

Additional Information
 Earth MOID = 1.25419 au 
 Jupiter MOID = 1.91608 au 
 T_jup = 3.312 
[ 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 16.1   n/a MPO454243  

180725 (2004 JA26)          Discovered 2004-May-15 by LINEAR at Socorro
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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