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100596 Perrett (1997 PN2)
Classification: Main-belt Asteroid          SPK-ID: 2100596
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1872173563873716 4.5578e-08  
a 3.026976253925997 1.8597e-08 au
q 2.460273761818622 1.42e-07 au
i 10.37144703446386 5.7506e-06 deg
node 337.5335377764421 3.4542e-05 deg
peri 115.8912187467515 4.0316e-05 deg
M 5.307969887141883 1.8557e-05 deg
tp 2458972.137931767258
(2020-May-02.63793177)
9.9157e-05 TDB
period 1923.587507254088
5.27
1.7727e-05
4.853e-08
d
yr
n .1871503108865052 1.7247e-09 deg/d
Q 3.593678746033371 2.2078e-08 au
  Orbit Determination Parameters
   # obs. used (total)      621  
   data-arc span      8213 days (22.49 yr)  
   first obs. used      1997-07-31  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50314  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:08:12  

Additional Information
 Earth MOID = 1.49798 au 
 Jupiter MOID = 1.66383 au 
 T_jup = 3.193 
[ 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 MPO502723  
diameter diameter 3.914 km 0.230 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.139   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100596 Perrett           Discovered 1997 Aug. 9 by D. D. Balam at National Research Council of Canada.
Kathryn M. Perrett (b. 1971), an authority in the field of galactic dynamics, formation and evolution of galaxies, is a friend and much-valued colleague of the discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060219/MPCPages.arcLast Updated: 2010-06-03

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Alternate Designations
 1997 PN2 = 2003 SQ195 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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