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JPL Small-Body Database Browser
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109660 (2001 RF15)
Classification: Main-belt Asteroid          SPK-ID: 2109660
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 .06773043956022599 4.5881e-08  
a 3.035523861183496 2.9451e-08 au
q 2.829926495769984 1.4326e-07 au
i 9.950841779840465 5.2487e-06 deg
node 261.6083897307441 3.9043e-05 deg
peri 358.1044946420211 6.5737e-05 deg
M 211.145106026998 5.5061e-05 deg
tp 2459399.247515712420
(2021-Jul-03.74751571)
0.00029744 TDB
period 1931.74102632208
5.29
2.8113e-05
7.697e-08
d
yr
n .1863603842826793 2.7121e-09 deg/d
Q 3.241121226597009 3.1446e-08 au
  Orbit Determination Parameters
   # obs. used (total)      540  
   data-arc span      6415 days (17.56 yr)  
   first obs. used      2001-08-13  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62279  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:24:05  

Additional Information
 Earth MOID = 1.81422 au 
 Jupiter MOID = 1.82798 au 
 T_jup = 3.215 
[ 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 14.5   n/a MPO436526  
diameter diameter 4.654 km 0.182 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.142   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109660 (2001 RF15)          Discovered 2001-Sep-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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