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JPL Small-Body Database Browser
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17063 Papaloizou (1999 GP9)
Classification: Main-belt Asteroid          SPK-ID: 2017063
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03742746739621223 3.6542e-08  
a 2.339699552559233 8.8715e-09 au
q 2.252130523838889 8.6567e-08 au
i 5.23899437896417 4.2524e-06 deg
node 328.4453239167323 3.6939e-05 deg
peri 149.8989742125053 6.3718e-05 deg
M 56.87542617176852 5.3182e-05 deg
tp 2458793.980660216973
(2019-Nov-06.48066022)
0.00019277 TDB
period 1307.189542586558
3.58
7.4347e-06
2.036e-08
d
yr
n .2753999999783213 1.5664e-09 deg/d
Q 2.427268581279576 9.2035e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1606  
   data-arc span      14659 days (40.13 yr)  
   first obs. used      1979-11-16  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5014  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 00:21:33  

Additional Information
 Earth MOID = 1.26931 au 
 Jupiter MOID = 2.58693 au 
 T_jup = 3.559 
[ 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 13.9   n/a MPO502300  
diameter diameter 4.522 km 0.185 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.261   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17063 Papaloizou           Discovered 1999 Apr. 15 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
John C. B. Papaloizou (b. 1947), of Queen Mary College, University of London, has worked on the theory of accretion disks, with particular application to the formation of planets.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050721/MPCPages.arcLast Updated: 2005-07-21

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Alternate Designations
 1999 GP9 = 1979 WU2 = 1986 VW2 = 1995 DM13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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