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115955 (2003 WJ40)
Classification: Main-belt Asteroid          SPK-ID: 2115955
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06683240876933386 7.4069e-08  
a 2.412072846803335 1.3542e-08 au
q 2.250868208324364 1.7809e-07 au
i 5.953037116922064 7.4448e-06 deg
node 17.88168413096321 3.9501e-05 deg
peri 170.1355409529556 5.4847e-05 deg
M 71.41362660578555 3.4598e-05 deg
tp 2458929.067001589694
(2020-Mar-20.56700159)
0.00013209 TDB
period 1368.308599801507
3.75
1.1523e-05
3.155e-08
d
yr
n .2630985437438771 2.2156e-09 deg/d
Q 2.573277485282306 1.4447e-08 au
  Orbit Determination Parameters
   # obs. used (total)      386  
   data-arc span      7055 days (19.32 yr)  
   first obs. used      2001-02-16  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55743  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:45:56  

Additional Information
 Earth MOID = 1.25065 au 
 Jupiter MOID = 2.38093 au 
 T_jup = 3.509 
[ 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 16.47   n/a E2021B55  

115955 (2003 WJ40)          Discovered 2003-Nov-19 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2003 WJ40 = 2002 PU3 = 2005 EW215 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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