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249862 (2001 QB133)
Classification: Main-belt Asteroid          SPK-ID: 2249862
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2460450150879905 4.8184e-08  
a 2.703022667790962 1.5157e-08 au
q 2.037957414711154 1.2813e-07 au
i 6.648834322233445 7.3034e-06 deg
node 258.6591691612604 5.2328e-05 deg
peri 73.9549839105087 5.62e-05 deg
M 83.24593334649168 1.6671e-05 deg
tp 2458625.152537103286
(2019-May-21.65253710)
7.4366e-05 TDB
period 1623.203455241359
4.44
1.3653e-05
3.738e-08
d
yr
n .2217836580112938 1.8655e-09 deg/d
Q 3.368087920870769 1.8887e-08 au
  Orbit Determination Parameters
   # obs. used (total)      238  
   data-arc span      6725 days (18.41 yr)  
   first obs. used      2001-08-21  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45443  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:27:47  

Additional Information
 Earth MOID = 1.03965 au 
 Jupiter MOID = 2.06546 au 
 T_jup = 3.313 
[ 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 17.0   n/a MPO503177  
diameter diameter 1.517 km 0.252 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.122   0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249862 (2001 QB133)          Discovered 2001-Aug-21 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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