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JPL Small-Body Database Browser
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56304 (1999 RB119)
Classification: Main-belt Asteroid          SPK-ID: 2056304
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .183216379316255 6.0206e-08  
a 3.033284389281615 2.6484e-08 au
q 2.47753700604092 1.8619e-07 au
i 16.21679183771119 5.8974e-06 deg
node 290.9478372107877 2.1042e-05 deg
peri 17.75794261447922 2.5861e-05 deg
M 272.872003293004 1.5017e-05 deg
tp 2459067.506956429743
(2020-Aug-06.00695643)
8.143e-05 TDB
period 1929.603694207375
5.28
2.5271e-05
6.919e-08
d
yr
n .1865668069980958 2.4434e-09 deg/d
Q 3.589031772522311 3.1336e-08 au
  Orbit Determination Parameters
   # obs. used (total)      941  
   data-arc span      7262 days (19.88 yr)  
   first obs. used      1999-06-20  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5477  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:09:13  

Additional Information
 Earth MOID = 1.46623 au 
 Jupiter MOID = 1.67632 au 
 T_jup = 3.157 
[ 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 13.4   n/a MPO347899  
diameter diameter 10.540 km 0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56304 (1999 RB119)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RB119 = 2000 XY18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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