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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2829415897131622 1.2746e-07  
a 2.569138051186528 3.0431e-08 au
q 1.842222046791236 3.4513e-07 au
i 12.939484891914 1.007e-05 deg
node 322.9395312293684 2.1979e-05 deg
peri 340.9365280395644 2.3973e-05 deg
M 316.741057761819 1.6328e-05 deg
tp 2458781.239461592255
(2019-Oct-24.73946159)
7.0968e-05 TDB
period 1504.109966789328
4.12
2.6724e-05
7.317e-08
d
yr
n .2393442021852005 4.2525e-09 deg/d
Q 3.296054055581819 3.9042e-08 au
  Orbit Determination Parameters
   # obs. used (total)      305  
   data-arc span      6764 days (18.52 yr)  
   first obs. used      1999-09-08  
   last obs. used      2018-03-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55682  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 06:30:48  

Additional Information
 Earth MOID = .831547 au 
 Jupiter MOID = 2.00351 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 15.5   n/a MPO436808  
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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