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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1708686823799729 4.2494e-08  
a 2.32953749122625 8.7415e-09 au
q 1.931492489545673 9.9996e-08 au
i 2.207022442986958 4.8175e-06 deg
node 216.0939354623255 0.00013215 deg
peri 85.00867293760562 0.00013302 deg
M 123.3340263831991 1.5901e-05 deg
tp 2458755.578500383432
(2019-Sep-29.07850038)
5.6414e-05 TDB
period 1298.682484947914
3.56
7.3098e-06
2.001e-08
d
yr
n .2772040157409519 1.5603e-09 deg/d
Q 2.727582492906827 1.0235e-08 au
  Orbit Determination Parameters
   # obs. used (total)      432  
   data-arc span      8177 days (22.39 yr)  
   first obs. used      1998-08-17  
   last obs. used      2021-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63055  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:26:43  

Additional Information
 Earth MOID = .915548 au 
 Jupiter MOID = 2.48683 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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