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JPL Small-Body Database Browser
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59933 (1999 RQ186)
Classification: Main-belt Asteroid          SPK-ID: 2059933
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04090317595199307 4.7784e-08  
a 3.024288045477562 2.5696e-08 au
q 2.900585059423884 1.5011e-07 au
i 8.933621080227882 6.3314e-06 deg
node 348.459745955156 3.2894e-05 deg
peri 79.25522062495401 8.8675e-05 deg
M 265.1926551350385 8.084e-05 deg
tp 2459506.409272424301
(2021-Oct-18.90927242)
0.00043165 TDB
period 1921.025616023325
5.26
2.4483e-05
6.703e-08
d
yr
n .18739989565846 2.3884e-09 deg/d
Q 3.14799103153124 2.6747e-08 au
  Orbit Determination Parameters
   # obs. used (total)      684  
   data-arc span      13580 days (37.18 yr)  
   first obs. used      1981-03-03  
   last obs. used      2018-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56011  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 01:33:54  

Additional Information
 Earth MOID = 1.93036 au 
 Jupiter MOID = 1.9762 au 
 T_jup = 3.226 
[ 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 14.7   n/a MPO449384  
diameter diameter 3.812 km 1.248 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.133   0.080 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59933 (1999 RQ186)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RQ186 = 1981 ED23 = 2000 XZ24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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