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160337 (2003 RF18)
Classification: Main-belt Asteroid          SPK-ID: 2160337
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2826551711423403 1.2252e-07  
a 2.568476447604147 2.8429e-08 au
q 1.842483297731526 3.3168e-07 au
i 12.9418352271677 9.2084e-06 deg
node 322.9239844258278 2.1891e-05 deg
peri 340.9190503029633 2.3796e-05 deg
M 52.51576371680274 1.6577e-05 deg
tp 2458781.169517872657
(2019-Oct-24.66951787)
6.6092e-05 TDB
period 1503.528997343324
4.12
2.4963e-05
6.834e-08
d
yr
n .2394366857148121 3.9753e-09 deg/d
Q 3.294469597476767 3.6465e-08 au
  Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      7294 days (19.97 yr)  
   first obs. used      1999-09-08  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55739  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:18:30  

Additional Information
 Earth MOID = .83261 au 
 Jupiter MOID = 2.00766 au 
 T_jup = 3.339 
[ 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 15.6   n/a MPO493913  
diameter diameter 3.923 km 0.759 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160337 (2003 RF18)          Discovered 2003-Sep-15 by NEAT at Palomar
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 2003 RF18 = 1999 TL186 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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