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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0299140808009202 5.4696e-08  
a 5.164581055710567 1.3646e-07 au
q 5.010087360707139 2.5321e-07 au
i 9.713054483106804 8.2194e-06 deg
node 207.7254458994022 3.1477e-05 deg
peri 94.57502918989113 0.00015032 deg
M 93.63854354728237 0.00014409 deg
tp 2458281.427198001934
(2018-Jun-11.92719800)
0.001726 TDB
period 4286.976212061709
11.74
0.00016991
4.652e-07
d
yr
n .08397527352428845 3.3283e-09 deg/d
Q 5.319074750713995 1.4055e-07 au
  Orbit Determination Parameters
   # obs. used (total)      332  
   data-arc span      8877 days (24.30 yr)  
   first obs. used      1996-09-16  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50551  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:42:01  

Additional Information
 Earth MOID = 4.0123 au 
 Jupiter MOID = .196916 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 13.16   n/a E2021B55  

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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