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214426 (2005 QZ18)
Classification: Main-belt Asteroid          SPK-ID: 2214426
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1512146529502477 4.1928e-08  
a 3.097924500895428 2.9185e-08 au
q 2.629472922626456 1.4334e-07 au
i 2.606897107633446 5.3447e-06 deg
node 69.78210885752917 0.00012695 deg
peri 229.3126421720942 0.00012897 deg
M 295.9865508388108 2.2691e-05 deg
tp 2459354.638708091252
(2021-May-20.13870809)
0.00012656 TDB
period 1991.61170946787
5.45
2.8144e-05
7.705e-08
d
yr
n .1807581258377853 2.5544e-09 deg/d
Q 3.566376079164399 3.3599e-08 au
  Orbit Determination Parameters
   # obs. used (total)      310  
   data-arc span      7114 days (19.48 yr)  
   first obs. used      2000-11-03  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6025  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:05:44  

Additional Information
 Earth MOID = 1.61472 au 
 Jupiter MOID = 1.65022 au 
 T_jup = 3.204 
[ 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 15.8   n/a MPO433401  
diameter diameter 3.087 km 0.634 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.081   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214426 (2005 QZ18)          Discovered 2005-Aug-25 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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