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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09151111566242739 5.5742e-08  
a 3.18136270147925 2.4011e-08 au
q 2.89023265134005 1.8318e-07 au
i 9.386285249070784 6.5962e-06 deg
node 199.983278712965 2.411e-05 deg
peri 147.9821375820007 3.4988e-05 deg
M 252.3295856920529 2.6702e-05 deg
tp 2459620.386370945092
(2022-Feb-09.88637095)
0.00015643 TDB
period 2072.612936195991
5.67
2.3465e-05
6.424e-08
d
yr
n .1736937918860686 1.9664e-09 deg/d
Q 3.47249275161845 2.6209e-08 au
  Orbit Determination Parameters
   # obs. used (total)      858  
   data-arc span      7587 days (20.77 yr)  
   first obs. used      1999-09-08  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55562  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:39:59  

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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