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243957 (2001 QZ206)
Classification: Main-belt Asteroid          SPK-ID: 2243957
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1028879202078921 5.4357e-08  
a 2.76450108486107 3.0037e-08 au
q 2.480067317827253 1.4989e-07 au
i 17.46382504863985 6.5795e-06 deg
node 155.030796731045 2.2938e-05 deg
peri 136.2062275848178 4.6372e-05 deg
M 65.25617699507436 4.1229e-05 deg
tp 2458696.171447459477
(2019-Jul-31.67144746)		 0.00019011 TDB
period 1678.895147701616
4.60		 2.7362e-05
7.491e-08		 d
yr
n .2144267320641406 3.4946e-09 deg/d
Q 3.048934851894887 3.3127e-08 au
   Orbit Determination Parameters
   # obs. used (total)      227  
   data-arc span      6667 days (18.25 yr)  
   first obs. used      2001-08-16  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56811  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 16:30:17  

Additional Information
 Earth MOID = 1.4911 au 
 Jupiter MOID = 2.33464 au 
 T_jup = 3.265 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO437138  
diameter diameter 2.730 km 0.625 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.086   0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243957 (2001 QZ206)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

Alternate Designations
 2001 QZ206 = 2004 DB74 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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