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100986 (1998 QB33)
Classification: Main-belt Asteroid          SPK-ID: 2100986
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1708686862614961 4.1977e-08  
a 2.329537489484343 8.6844e-09 au
q 1.931492479059249 9.867e-08 au
i 2.207022255255511 4.735e-06 deg
node 216.0939397920475 0.00013061 deg
peri 85.00867049545913 0.00013146 deg
M 123.3340253474011 1.5842e-05 deg
tp 2458755.578504619056
(2019-Sep-29.07850462)
5.6168e-05 TDB
period 1298.682483491283
3.56
7.2622e-06
1.988e-08
d
yr
n .27720401605187 1.5501e-09 deg/d
Q 2.727582499909436 1.0168e-08 au
  Orbit Determination Parameters
   # obs. used (total)      436  
   data-arc span      8204 days (22.46 yr)  
   first obs. used      1998-08-17  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6281  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:34:40  

Additional Information
 Earth MOID = .915548 au 
 Jupiter MOID = 2.48683 au 
 T_jup = 3.551 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457085.5 (2015-Mar-04.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1707164552509526 4.1885e-08  
q 1.931813787292309 9.84e-08 au
tp 2457457.784836145917
(2016-Mar-10.28483615)
5.4087e-05 TDB
node 216.1141411192331 0.00013058 deg
peri 85.15244481883852 0.00013144 deg
i 2.206928299214634 4.7363e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      436  
   data-arc span      8204 days (22.46 yr)  
   first obs. used      1998-08-17  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6281  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:34:40  

Additional Information
 Jupiter MOID = 2.48683 au 
 T_jup = 3.551 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.754390756545655E-15 -4.110466204088084E-15 -4.615177542184599E-15 1.594126285732768E-14 -1.016707087945509E-14 -3.517891842482528E-16
q -4.110466204088084E-15 9.682478562823365E-15 1.057904872161504E-13 -4.000286573708272E-14 4.59455664432146E-14 1.028445800486831E-15
tp -4.615177542184599E-15 1.057904872161504E-13 2.92543425867819E-9 -3.015843958314238E-11 8.377805072195806E-10 5.424123088245125E-13
node 1.594126285732768E-14 -4.000286573708272E-14 -3.015843958314238E-11 1.705134850935022E-8 -1.704528777926241E-8 -3.01916822721813E-11
peri -1.016707087945509E-14 4.59455664432146E-14 8.377805072195806E-10 -1.704528777926241E-8 1.727555706285638E-8 3.031309258243817E-11
i -3.517891842482528E-16 1.028445800486831E-15 5.424123088245125E-13 -3.01916822721813E-11 3.031309258243817E-11 2.243219533145872E-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 16.5   n/a MPO436470  
diameter diameter 2.806 km 0.241 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100986 (1998 QB33)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 QB33 = 2001 HO51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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