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100420 (1996 EA11)
Classification: Main-belt Asteroid          SPK-ID: 2100420
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03237742248987018 4.9164e-08  
a 2.780452995545355 2.2463e-08 au
q 2.690429094195358 1.4404e-07 au
i 1.681827560229304 4.756e-06 deg
node 111.7096521249856 0.000195 deg
peri 166.1882181953064 0.00021957 deg
M 327.929891609308 9.7819e-05 deg
tp 2459151.358467025629
(2020-Oct-28.85846703)
0.00045931 TDB
period 1693.447601349208
4.64
2.0522e-05
5.619e-08
d
yr
n .2125840797868087 2.5762e-09 deg/d
Q 2.870476896895352 2.319e-08 au
  Orbit Determination Parameters
   # obs. used (total)      367  
   data-arc span      8890 days (24.34 yr)  
   first obs. used      1996-03-12  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54734  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:06:17  

Additional Information
 Earth MOID = 1.67402 au 
 Jupiter MOID = 2.15235 au 
 T_jup = 3.332 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457429.5 (2016-Feb-11.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0312027532374789 4.9153e-08  
q 2.693516093921627 1.4371e-07 au
tp 2457455.293217019121
(2016-Mar-07.79321702)
0.00048717 TDB
node 111.7144788312161 0.00019502 deg
peri 165.6514863379009 0.00022141 deg
i 1.681744958110321 4.7558e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      367  
   data-arc span      8890 days (24.34 yr)  
   first obs. used      1996-03-12  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54734  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:06:17  

Additional Information
 Jupiter MOID = 2.15235 au 
 T_jup = 3.332 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.416045296459787E-15 -6.987345335302881E-15 4.301874372650187E-13 -6.649696383173893E-15 1.870042639334076E-13 -5.597194908979275E-16
q -6.987345335302881E-15 2.065371971028186E-14 -6.366624913330924E-12 1.711372445812668E-14 -1.645664570531837E-12 1.572453220864484E-15
tp 4.301874372650187E-13 -6.366624913330924E-12 2.37330248136825E-7 1.031662045301973E-10 5.111102652475745E-8 5.687829013921304E-12
node -6.649696383173893E-15 1.711372445812668E-14 1.031662045301973E-10 3.803150716313357E-8 -3.79928754351636E-8 -1.544578892761285E-10
peri 1.870042639334076E-13 -1.645664570531837E-12 5.111102652475745E-8 -3.79928754351636E-8 4.902243684093429E-8 1.555942313202219E-10
i -5.597194908979275E-16 1.572453220864484E-15 5.687829013921304E-12 -1.544578892761285E-10 1.555942313202219E-10 2.261738898970229E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO432532  
diameter diameter 4.163 km 0.440 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.034   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100420 (1996 EA11)          Discovered 1996-Mar-12 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1996 EA11 = 2002 NB58 = 2003 UC153 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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