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120391 (2005 QU80)
Classification: Main-belt Asteroid          SPK-ID: 2120391
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2266371332340047 7.5234e-08  
a 3.147677926888233 3.7242e-08 au
q 2.434297225194328 2.4457e-07 au
i 13.19790696074779 9.2896e-06 deg
node 27.89305368771689 2.5589e-05 deg
peri 332.5739864214623 2.9749e-05 deg
M 219.4673539042363 2.0605e-05 deg
tp 2459796.766752826738
(2022-Aug-05.26675283)
0.00012765 TDB
period 2039.78249169441
5.58
3.62e-05
9.911e-08
d
yr
n .1764894058390288 3.1322e-09 deg/d
Q 3.861058628582137 4.5682e-08 au
  Orbit Determination Parameters
   # obs. used (total)      317  
   data-arc span      21736 days (59.51 yr)  
   first obs. used      1960-10-22  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55739  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:37:19  

Additional Information
 Earth MOID = 1.44071 au 
 Jupiter MOID = 1.63051 au 
 T_jup = 3.128 
[ 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 15.0   n/a MPO432705  
diameter diameter 5.916 km 0.613 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120391 (2005 QU80)          Discovered 2005-Aug-28 by LONEOS at Anderson Mesa
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2005 QU80 = 5586 P-L 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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