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100428 (1996 HT11)
Classification: Main-belt Asteroid          SPK-ID: 2100428
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1415224314802454 4.298e-08  
a 3.052643186376622 1.799e-08 au
q 2.620625700198999 1.3457e-07 au
i 1.321701931334611 4.7858e-06 deg
node 42.39006507892258 0.00015876 deg
peri 114.5054943739377 0.00015959 deg
M 266.9844555662879 1.6931e-05 deg
tp 2459703.844728321971
(2022-May-04.34472832)
9.396e-05 TDB
period 1948.105591372904
5.33
1.7221e-05
4.715e-08
d
yr
n .1847949113201273 1.6336e-09 deg/d
Q 3.484660672554246 2.0536e-08 au
  Orbit Determination Parameters
   # obs. used (total)      789  
   data-arc span      9034 days (24.73 yr)  
   first obs. used      1996-04-17  
   last obs. used      2021-01-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52808  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:32:07  

Additional Information
 Earth MOID = 1.63025 au 
 Jupiter MOID = 1.50073 au 
 T_jup = 3.221 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457429.5 (2016-Feb-11.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1400177768181763 4.3722e-08  
q 2.625710587017535 1.3689e-07 au
tp 2457760.224157701688
(2017-Jan-06.72415770)
8.6044e-05 TDB
node 42.41035368674181 0.00015844 deg
peri 115.4236933080132 0.00015926 deg
i 1.324207520330186 4.7866e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      789  
   data-arc span      9034 days (24.73 yr)  
   first obs. used      1996-04-17  
   last obs. used      2021-01-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52808  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:32:07  

Additional Information
 Jupiter MOID = 1.50073 au 
 T_jup = 3.221 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.911620509115195E-15 -5.947644504134128E-15 9.770595259345657E-13 -3.441968721631111E-15 2.647668416896261E-13 -2.744082921526207E-16
q -5.947644504134128E-15 1.873789050524638E-14 -2.488790451758162E-12 7.429072836634351E-15 -7.307871179591762E-13 1.042900094621265E-15
tp 9.770595259345657E-13 -2.488790451758162E-12 7.403486593721868E-9 -8.270564795483948E-12 1.396064972605189E-9 1.636590412919403E-13
node -3.441968721631111E-15 7.429072836634351E-15 -8.270564795483948E-12 2.510242881574974E-8 -2.509698407469562E-8 -1.915486387764463E-10
peri 2.647668416896261E-13 -7.307871179591762E-13 1.396064972605189E-9 -2.509698407469562E-8 2.536396688874043E-8 1.915175503876658E-10
i -2.744082921526207E-16 1.042900094621265E-15 1.636590412919403E-13 -1.915486387764463E-10 1.915175503876658E-10 2.291189384214222E-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 14.9   n/a MPO493564  

100428 (1996 HT11)          Discovered 1996-Apr-17 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1996 HT11 = 2001 FP39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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