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100496 (1996 WJ)
Classification: Main-belt Asteroid          SPK-ID: 2100496
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 .1860162479034521 3.8491e-08  
a 2.382374956402092 8.2235e-09 au
q 1.939214505913025 9.0948e-08 au
i 1.334668966003829 3.3462e-06 deg
node 243.8727649497329 0.00018493 deg
peri 104.7158572040211 0.00018519 deg
M 244.5546247352289 9.7883e-06 deg
tp 2459631.212661322545
(2022-Feb-20.71266132)
3.7591e-05 TDB
period 1343.116237618855
3.68
6.9542e-06
1.904e-08
d
yr
n .2680333912411232 1.3878e-09 deg/d
Q 2.82553540689116 9.7532e-09 au
  Orbit Determination Parameters
   # obs. used (total)      678  
   data-arc span      10090 days (27.62 yr)  
   first obs. used      1992-09-02  
   last obs. used      2020-04-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51279  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:32:26  

Additional Information
 Earth MOID = .931508 au 
 Jupiter MOID = 2.59923 au 
 T_jup = 3.513 
[ 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 16.33   n/a E2021B55  
diameter diameter 2.774 km 0.725 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.069   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

100496 (1996 WJ)          Discovered 1996-Nov-17 by di Cicco, D. at Sudbury
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1996 WJ = 1992 RL4 = 2003 PB4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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