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15442 (1998 WN11)
Classification: Jupiter Trojan          SPK-ID: 2015442
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1684684088903832 5.3083e-08  
a 5.188846805545186 1.0471e-07 au
q 4.314690040239041 3.4517e-07 au
i 4.510530944839387 4.5425e-06 deg
node 110.3649515998671 7.0152e-05 deg
peri 320.2055354572367 7.2985e-05 deg
M 302.7229413125417 2.3418e-05 deg
tp 2459887.383220276899
(2022-Nov-03.88322028)
0.00029542 TDB
period 4317.22516774118
11.82
0.00013068
3.578e-07
d
yr
n .08338689459376891 2.524e-09 deg/d
Q 6.063003570851331 1.2235e-07 au
  Orbit Determination Parameters
   # obs. used (total)      951  
   data-arc span      25273 days (69.19 yr)  
   first obs. used      1951-11-28  
   last obs. used      2021-02-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51776  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:58:39  

Additional Information
 Earth MOID = 3.33036 au 
 Jupiter MOID = .21086 au 
 T_jup = 2.965 
[ 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 11.94   n/a E2021B10  

15442 (1998 WN11)          Discovered 1998-Nov-21 by LINEAR at Socorro
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 WN11 = 1999 XF89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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