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JPL Small-Body Database Browser
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66598 (1999 RF182)
Classification: Main-belt Asteroid          SPK-ID: 2066598
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1867079623313094 4.483e-08  
a 2.444188850652389 8.552e-09 au
q 1.987839330794176 1.1076e-07 au
i 4.483501797838734 4.898e-06 deg
node 350.1201506276178 4.8588e-05 deg
peri 320.6890870655939 4.9522e-05 deg
M 181.3547385588786 9.0586e-06 deg
tp 2459693.111287857136
(2022-Apr-23.61128786)
3.5993e-05 TDB
period 1395.727273240592
3.82
7.3253e-06
2.006e-08
d
yr
n .2579300461501723 1.3537e-09 deg/d
Q 2.900538370510601 1.0149e-08 au
  Orbit Determination Parameters
   # obs. used (total)      904  
   data-arc span      9456 days (25.89 yr)  
   first obs. used      1994-03-04  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55412  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:59:46  

Additional Information
 Earth MOID = .976109 au 
 Jupiter MOID = 2.37915 au 
 T_jup = 3.471 
[ 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 15.5   n/a MPO400636  

66598 (1999 RF182)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RF182 = 1994 EE4 = 1998 FH49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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