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JPL Small-Body Database Browser
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91479 (1999 RL107)
Classification: Main-belt Asteroid          SPK-ID: 2091479
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0915111503060103 7.1507e-08  
a 3.181362710366759 2.6583e-08 au
q 2.89023254920045 2.2586e-07 au
i 9.386283364154554 7.6324e-06 deg
node 199.9832867088348 2.8965e-05 deg
peri 147.9821311986591 3.8363e-05 deg
M 252.3295809281548 2.7361e-05 deg
tp 2459620.386400969671
(2022-Feb-09.88640097)
0.00016091 TDB
period 2072.612944881121
5.67
2.5978e-05
7.112e-08
d
yr
n .1736937911582177 2.177e-09 deg/d
Q 3.472492871533067 2.9016e-08 au
  Orbit Determination Parameters
   # obs. used (total)      724  
   data-arc span      7453 days (20.41 yr)  
   first obs. used      1999-09-08  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56573  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:30:45  

Additional Information
 Earth MOID = 1.8898 au 
 Jupiter MOID = 1.98953 au 
 T_jup = 3.172 
[ 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 14.2   n/a MPO474792  
diameter diameter 8.231 km 0.183 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91479 (1999 RL107)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

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