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427695 Johnpazder (2004 FV16)
Classification: Main-belt Asteroid          SPK-ID: 2427695
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1116494307560832 8.9663e-08  
a 3.10809565211813 4.6971e-08 au
q 2.761078541823684 2.8316e-07 au
i 9.509339377867697 8.9438e-06 deg
node 301.0721577520324 4.1963e-05 deg
peri 234.5225501735664 5.8877e-05 deg
M 44.79199483454993 3.8918e-05 deg
tp 2459147.477898264973
(2020-Oct-24.97789826)
0.00021447 TDB
period 2001.428089008898
5.48
4.537e-05
1.242e-07
d
yr
n .1798715636984345 4.0775e-09 deg/d
Q 3.455112762412576 5.2215e-08 au
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      6288 days (17.22 yr)  
   first obs. used      2004-02-19  
   last obs. used      2021-05-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57059  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 07:48:39  

Additional Information
 Earth MOID = 1.78096 au 
 Jupiter MOID = 1.63187 au 
 T_jup = 3.189 
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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 16.11   n/a E2021B25  
diameter diameter 3.077 km 0.340 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.081   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

427695 Johnpazder           Discovered 2004 Mar. 16 by D. D. Balam at Mauna Kea.
Named for John Pazder (b. 1967) of the National Research Council of Canada. John is the team leader of the optics group of the Herzberg Institute of Astrophysics and optical engineer for the Thirty Meter Telescope project. He has been a near-lifelong friend 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: MPC batch dated 2015-06-02Last Updated: 2015-06-04

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Alternate Designations
 2004 FV16 = 2008 YQ59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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