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1239 Queteleta (1932 CB)
Classification: Main-belt Asteroid          SPK-ID: 2001239
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2329116995241733 2.9307e-08  
a 2.661984804110729 7.8387e-09 au
q 2.041977399277776 7.7444e-08 au
i 1.661121407543409 3.6542e-06 deg
node 73.1636946342273 0.00017435 deg
peri 35.63585341543208 0.00017469 deg
M 138.6028228019914 1.1391e-05 deg
tp 2458389.731881343709
(2018-Sep-28.23188134)
4.9382e-05 TDB
period 1586.37838877482
4.34
7.0071e-06
1.918e-08
d
yr
n .2269319870639644 1.0024e-09 deg/d
Q 3.281992208943683 9.6645e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2438  
   data-arc span      32220 days (88.21 yr)  
   first obs. used      1932-02-04  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4272  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:21:25  

Additional Information
 Earth MOID = 1.059 au 
 Jupiter MOID = 1.85633 au 
 T_jup = 3.345 
[ 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 12.4   n/a MPO267711  
diameter diameter 18.681 km 0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

1239 Queteleta (1932 CB)          Discovered 1932-Feb-04 by Delporte, E. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1932 CB = 1978 TH3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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