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308370 (2005 QQ179)
Classification: Main-belt Asteroid          SPK-ID: 2308370
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2212194554750167 6.2176e-08  
a 3.098667475373369 3.98e-08 au
q 2.413181943773127 1.9831e-07 au
i 3.591467995465723 9.7219e-06 deg
node 31.62110664611746 9.7806e-05 deg
peri 319.8946465017858 0.0001 deg
M 247.4271765038959 2.3763e-05 deg
tp 2459623.505593089752
(2022-Feb-13.00559309)
0.00014003 TDB
period 1992.328224050206
5.45
3.8385e-05
1.051e-07
d
yr
n .1806931185606334 3.4813e-09 deg/d
Q 3.78415300697361 4.8604e-08 au
  Orbit Determination Parameters
   # obs. used (total)      139  
   data-arc span      5353 days (14.66 yr)  
   first obs. used      2005-08-26  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63375  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:11:57  

Additional Information
 Earth MOID = 1.40912 au 
 Jupiter MOID = 1.657 au 
 T_jup = 3.181 
[ 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 16.4   n/a MPO433983  
diameter diameter 3.870 km 1.280 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.025   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

308370 (2005 QQ179)          Discovered 2005-Aug-26 by NEAT at Palomar
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

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