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120294 (2004 JW15)
Classification: Main-belt Asteroid          SPK-ID: 2120294
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1598766274986145 3.7889e-08  
a 2.606682488542753 1.83e-08 au
q 2.189934883314841 1.0224e-07 au
i 2.499411957323845 4.066e-06 deg
node 224.9860761274259 0.00014865 deg
peri 10.18961999047018 0.00015039 deg
M 297.0031040644439 2.5951e-05 deg
tp 2459269.496902151514
(2021-Feb-23.99690215)
0.00011258 TDB
period 1537.200894368005
4.21
1.6188e-05
4.432e-08
d
yr
n .2341919012140622 2.4662e-09 deg/d
Q 3.023430093770664 2.1226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      436  
   data-arc span      6763 days (18.52 yr)  
   first obs. used      2001-10-15  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56371  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:36:22  

Additional Information
 Earth MOID = 1.17856 au 
 Jupiter MOID = 1.97628 au 
 T_jup = 3.392 
[ 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 MPO422418  

120294 (2004 JW15)          Discovered 2004-May-10 by NEAT at Palomar
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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