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128383 (2004 JW52)
Classification: Jupiter Trojan          SPK-ID: 2128383
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03019001240890382 5.5827e-08  
a 5.161856864344686 1.3814e-07 au
q 5.006020341557134 2.647e-07 au
i 9.715887355413845 8.2509e-06 deg
node 207.7237240500865 3.3449e-05 deg
peri 93.44672237854576 0.0001517 deg
M 61.45727355770559 0.00014501 deg
tp 2458269.229334727744
(2018-May-30.72933473)
0.0017326 TDB
period 4283.584745275515
11.73
0.00017195
4.708e-07
d
yr
n .08404175974271409 3.3735e-09 deg/d
Q 5.317693387132238 1.4231e-07 au
  Orbit Determination Parameters
   # obs. used (total)      320  
   data-arc span      8816 days (24.14 yr)  
   first obs. used      1996-09-16  
   last obs. used      2020-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51103  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:44:32  

Additional Information
 Earth MOID = 4.00866 au 
 Jupiter MOID = .194946 au 
 T_jup = 2.971 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0   n/a MPO453763  

128383 (2004 JW52)          Discovered 2004-May-09 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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