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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03357670026990977 4.8234e-08  
a 2.782816651432898 2.254e-08 au
q 2.689378850821621 1.4231e-07 au
i 1.682082916116442 4.6958e-06 deg
node 111.7089835129957 0.00018697 deg
peri 164.7752754951553 0.00020834 deg
M 53.35574936257757 8.8806e-05 deg
tp 2459145.193315840346
(2020-Oct-22.69331584)
0.00041949 TDB
period 1695.607453335277
4.64
2.0601e-05
5.64e-08
d
yr
n .2123132917892501 2.5795e-09 deg/d
Q 2.876254452044174 2.3297e-08 au
  Orbit Determination Parameters
   # obs. used (total)      379  
   data-arc span      9223 days (25.25 yr)  
   first obs. used      1996-03-12  
   last obs. used      2021-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55025  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:45:21  

Additional Information
 Earth MOID = 1.67282 au 
 Jupiter MOID = 2.14425 au 
 T_jup = 3.331 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457480.5 (2016-Apr-02.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03124649177635962 4.8627e-08  
q 2.693516065943127 1.4227e-07 au
tp 2457455.363696478841
(2016-Mar-07.86369648)
0.00045851 TDB
node 111.7147170093444 0.00018697 deg
peri 165.667214972454 0.00021132 deg
i 1.6817163145478 4.7e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      379  
   data-arc span      9223 days (25.25 yr)  
   first obs. used      1996-03-12  
   last obs. used      2021-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55025  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:45:21  

Additional Information
 Jupiter MOID = 2.14425 au 
 T_jup = 3.331 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.364560893025619E-15 -6.847121124622632E-15 9.052184717144145E-13 -6.478827659176759E-15 2.880904653293798E-13 -5.334047356269164E-16
q -6.847121124622632E-15 2.024099200396669E-14 -6.830476812643461E-12 1.721394618887858E-14 -1.738780337340491E-12 1.514235080907939E-15
tp 9.052184717144145E-13 -6.830476812643461E-12 2.102325372076333E-7 8.537350438284666E-11 4.519432566225224E-8 5.069410535683386E-12
node -6.478827659176759E-15 1.721394618887858E-14 8.537350438284666E-11 3.495635857469958E-8 -3.492295257837785E-8 -1.144464523047525E-10
peri 2.880904653293798E-13 -1.738780337340491E-12 4.519432566225224E-8 -3.492295257837785E-8 4.465789238986684E-8 1.15465413823336E-10
i -5.334047356269164E-16 1.514235080907939E-15 5.069410535683386E-12 -1.144464523047525E-10 1.15465413823336E-10 2.209043723609064E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.11   n/a E2021B55  
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

Alternate Designations
 1996 EA11 = 2002 NB58 = 2003 UC153 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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