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79631 (1998 RZ72)
Classification: Main-belt Asteroid          SPK-ID: 2079631
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1438816997084554 4.8099e-08  
a 2.346364192888544 1.0522e-08 au
q 2.008765324680682 1.1265e-07 au
i 6.68921037125109 7.1546e-06 deg
node 359.3754688038234 3.4876e-05 deg
peri 308.999895682077 4.1961e-05 deg
M 56.60879117124053 2.4615e-05 deg
tp 2458794.069939086611
(2019-Nov-06.56993909)
8.9324e-05 TDB
period 1312.778817410518
3.59
8.8306e-06
2.418e-08
d
yr
n .2742274595122635 1.8446e-09 deg/d
Q 2.683963061096406 1.2036e-08 au
  Orbit Determination Parameters
   # obs. used (total)      862  
   data-arc span      8149 days (22.31 yr)  
   first obs. used      1997-04-04  
   last obs. used      2019-07-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55272  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 12:30:13  

Additional Information
 Earth MOID = 1.00249 au 
 Jupiter MOID = 2.58241 au 
 T_jup = 3.538 
[ 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 15.3   n/a MPO337856  

79631 (1998 RZ72)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

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