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268003 (2004 JQ23)
Classification: Main-belt Asteroid          SPK-ID: 2268003
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1973471747124624 2.9356e-08  
a 2.432677157846631 1.2004e-08 au
q 1.952595193758055 7.2043e-08 au
i 2.625884501284504 4.4422e-06 deg
node 252.4034419479914 0.00013235 deg
peri 24.69686477542035 0.00013352 deg
M 55.81454788453642 1.889e-05 deg
tp 2458785.632835270905
(2019-Oct-29.13283527)
7.2101e-05 TDB
period 1385.878453454331
3.79
1.0258e-05
2.808e-08
d
yr
n .2597630398991286 1.9227e-09 deg/d
Q 2.912759121935207 1.4373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      6029 days (16.51 yr)  
   first obs. used      2004-05-13  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .605  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:22:00  

Additional Information
 Earth MOID = .93656 au 
 Jupiter MOID = 2.21469 au 
 T_jup = 3.478 
[ 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 16.8   n/a MPO476131  

268003 (2004 JQ23)          Discovered 2004-May-13 by NEAT at Palomar
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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