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357699 (2005 PQ2)
Classification: Main-belt Asteroid          SPK-ID: 2357699
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2317539270025519 7.4507e-08  
a 2.893203280532123 2.5484e-08 au
q 2.222692058652138 2.1145e-07 au
i 7.545053385187936 7.5195e-06 deg
node 319.0028808342441 4.011e-05 deg
peri 32.27336806907577 4.2124e-05 deg
M 344.1412307722356 1.222e-05 deg
tp 2459079.683342228791
(2020-Aug-18.18334223)
6.1645e-05 TDB
period 1797.491519862621
4.92
2.3749e-05
6.502e-08
d
yr
n .2002791089815624 2.6462e-09 deg/d
Q 3.563714502412108 3.139e-08 au
  Orbit Determination Parameters
   # obs. used (total)      374  
   data-arc span      6871 days (18.81 yr)  
   first obs. used      2000-08-01  
   last obs. used      2019-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52117  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:32:06  

Additional Information
 Earth MOID = 1.22076 au 
 Jupiter MOID = 1.89581 au 
 T_jup = 3.237 
[ 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 16.0   n/a MPO437510  
diameter diameter 3.384 km 0.216 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

357699 (2005 PQ2)          Discovered 2005-Aug-02 by LINEAR at Socorro
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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