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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1709372940734821 4.4849e-08  
a 2.329100215334899 9.0146e-09 au
q 1.930970126899586 1.0601e-07 au
i 2.207301508855961 5.0168e-06 deg
node 216.0962002140394 0.00013946 deg
peri 84.94502116631398 0.00014036 deg
M 67.94527038857765 1.6008e-05 deg
tp 2458755.459753507315
(2019-Sep-28.95975351)
5.7288e-05 TDB
period 1298.316839904671
3.55
7.5376e-06
2.064e-08
d
yr
n .2772820847231966 1.6098e-09 deg/d
Q 2.727230303770211 1.0556e-08 au
  Orbit Determination Parameters
   # obs. used (total)      393  
   data-arc span      7762 days (21.25 yr)  
   first obs. used      1998-08-17  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6439  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:36:36  

Additional Information
 Earth MOID = .917001 au 
 Jupiter MOID = 2.48759 au 
 T_jup = 3.551 
[ show covariance matrix ]

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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