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JPL Small-Body Database Browser
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382230 (2012 RN18)
Classification: Main-belt Asteroid          SPK-ID: 2382230
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 .1636712995243937 4.7931e-08  
a 3.158112797712045 4.024e-08 au
q 2.641220372065896 1.4489e-07 au
i 2.743488261504611 5.9362e-06 deg
node 240.0610089956809 0.00014482 deg
peri 17.26260226921092 0.00014709 deg
M 228.197390339882 2.3888e-05 deg
tp 2459751.018482387804
(2022-Jun-20.51848239)
0.00013816 TDB
period 2049.934021460918
5.61
3.9179e-05
1.073e-07
d
yr
n .1756154082185729 3.3564e-09 deg/d
Q 3.675005223358194 4.6826e-08 au
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      7998 days (21.90 yr)  
   first obs. used      1996-12-17  
   last obs. used      2018-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58284  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:45:46  

Additional Information
 Earth MOID = 1.62636 au 
 Jupiter MOID = 1.38591 au 
 T_jup = 3.183 
[ 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 15.9   n/a MPO427902  
diameter diameter 3.029 km 1.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

382230 (2012 RN18)          Discovered 2005-May-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-12-19

[ show close-approach data ]
Alternate Designations
 2012 RN18 = 2005 JV78 = 2010 KX126 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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