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117054 (2004 JD44)
Classification: Main-belt Asteroid          SPK-ID: 2117054
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 .1977311693522186 4.6599e-08  
a 2.724566475919133 1.7326e-08 au
q 2.18583476065779 1.2795e-07 au
i 9.313333544561297 6.0625e-06 deg
node 168.4752374514316 2.7877e-05 deg
peri 141.9330590079885 3.0984e-05 deg
M 152.6188240958539 1.2786e-05 deg
tp 2458304.113822829209
(2018-Jul-04.61382283)
5.7684e-05 TDB
period 1642.648115438436
4.50
1.5669e-05
4.29e-08
d
yr
n .2191583191899338 2.0905e-09 deg/d
Q 3.263298191180477 2.0752e-08 au
  Orbit Determination Parameters
   # obs. used (total)      444  
   data-arc span      7606 days (20.82 yr)  
   first obs. used      1999-03-20  
   last obs. used      2020-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54763  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:42:04  

Additional Information
 Earth MOID = 1.18063 au 
 Jupiter MOID = 2.08877 au 
 T_jup = 3.310 
[ 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 15.8   n/a MPO453641  

117054 (2004 JD44)          Discovered 2004-May-12 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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