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186423 (2002 RJ19)
Classification: Main-belt Asteroid          SPK-ID: 2186423
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1841214011252477 4.9842e-08  
a 2.290174386804855 1.008e-08 au
q 1.86850426988519 1.1347e-07 au
i 3.373414588435891 4.3796e-06 deg
node 130.1997990542835 8.0677e-05 deg
peri 242.6439620873564 8.1443e-05 deg
M 85.54493470534237 1.3046e-05 deg
tp 2458899.689455969799
(2020-Feb-20.18945597)
4.4858e-05 TDB
period 1265.905412446466
3.47
8.3579e-06
2.288e-08
d
yr
n .2843814367649084 1.8776e-09 deg/d
Q 2.71184450372452 1.1936e-08 au
  Orbit Determination Parameters
   # obs. used (total)      389  
   data-arc span      6734 days (18.44 yr)  
   first obs. used      2002-09-04  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55454  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:51:12  

Additional Information
 Earth MOID = .870106 au 
 Jupiter MOID = 2.75462 au 
 T_jup = 3.574 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.03   n/a MPCxxxxx  
diameter diameter 2.407 km 0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

186423 (2002 RJ19)          Discovered 2002-Sep-04 by LONEOS at Anderson Mesa
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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