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JPL Small-Body Database Browser
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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1681806709489622 5.7128e-08  
a 5.190353909653114 1.2127e-07 au
q 4.317436706665084 3.501e-07 au
i 4.510520650925112 5.5953e-06 deg
node 110.3647897437632 7.7587e-05 deg
peri 320.0614897752864 8.0459e-05 deg
M 286.1510654309104 2.7176e-05 deg
tp 2459886.503867581097
(2022-Nov-03.00386758)
0.00035011 TDB
period 4319.106215822106
11.83
0.00015137
4.144e-07
d
yr
n .08335057810831747 2.9211e-09 deg/d
Q 6.063271112641143 1.4166e-07 au
  Orbit Determination Parameters
   # obs. used (total)      694  
   data-arc span      24745 days (67.75 yr)  
   first obs. used      1951-11-28  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56904  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:20:03  

Additional Information
 Earth MOID = 3.33361 au 
 Jupiter MOID = .210651 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 11.9   n/a MPO309273  

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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