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190003 (2004 JR26)
Classification: Main-belt Asteroid          SPK-ID: 2190003
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1197974589260228 3.3794e-08  
a 2.336648627477039 1.2593e-08 au
q 2.056724059502311 7.8913e-08 au
i 3.704860684865882 4.2945e-06 deg
node 253.9955780923848 6.7085e-05 deg
peri 330.206651352755 7.0443e-05 deg
M 244.2629007223025 2.3625e-05 deg
tp 2459619.929174058045
(2022-Feb-09.42917406)
8.7166e-05 TDB
period 1304.633549684901
3.57
1.0547e-05
2.888e-08
d
yr
n .2759395541276308 2.2308e-09 deg/d
Q 2.616573195451767 1.4102e-08 au
  Orbit Determination Parameters
   # obs. used (total)      483  
   data-arc span      9630 days (26.37 yr)  
   first obs. used      1994-09-27  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55952  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:05:50  

Additional Information
 Earth MOID = 1.04719 au 
 Jupiter MOID = 2.36846 au 
 T_jup = 3.555 
[ 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 16.5   n/a MPO494049  

190003 (2004 JR26)          Discovered 2004-May-15 by LINEAR at Socorro
Reference: 20080819/Numbers.arcLast Updated: 2008-08-25

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