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59891 (1999 RF135)
Classification: Main-belt Asteroid          SPK-ID: 2059891
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1573111216213829 4.6177e-08  
a 3.161473467484837 2.2737e-08 au
q 2.664138530338555 1.5254e-07 au
i 21.63880540393781 4.3691e-06 deg
node 158.2772854870465 1.2205e-05 deg
peri 227.3993061446232 1.8303e-05 deg
M 282.7799891464671 1.6908e-05 deg
tp 2459836.912966130863
(2022-Sep-14.41296613)
9.9095e-05 TDB
period 2053.207012724178
5.62
2.215e-05
6.064e-08
d
yr
n .1753354619232257 1.8915e-09 deg/d
Q 3.65880840463112 2.6314e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1093  
   data-arc span      9270 days (25.38 yr)  
   first obs. used      1996-02-17  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56997  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:14:42  

Additional Information
 Earth MOID = 1.70616 au 
 Jupiter MOID = 1.91841 au 
 T_jup = 3.077 
[ 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 13.79   n/a E2021B10  
diameter diameter 8.825 km 0.184 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.082   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59891 (1999 RF135)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

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