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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1872628260707359 3.5387e-08  
a 3.026963146770842 1.6987e-08 au
q 2.460125473494567 1.0746e-07 au
i 10.37209786758396 5.4033e-06 deg
node 337.5312110469464 2.8491e-05 deg
peri 115.856372455724 3.5422e-05 deg
M 42.76214448974636 1.8171e-05 deg
tp 2458972.010575964380
(2020-May-02.51057596)		 9.724e-05 TDB
period 1923.575013235056
5.27		 1.6193e-05
4.433e-08		 d
yr
n .1871515264666255 1.5754e-09 deg/d
Q 3.593800820047118 2.0168e-08 au
   Orbit Determination Parameters
   # obs. used (total)      706  
   data-arc span      8631 days (23.63 yr)  
   first obs. used      1997-07-31  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4998  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:32:53  

Additional Information
 Earth MOID = 1.49764 au 
 Jupiter MOID = 1.66381 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 15.03   n/a E2021B55  
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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