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JPL Small-Body Database Browser
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212508 (2006 RZ18)
Classification: Main-belt Asteroid          SPK-ID: 2212508
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1820356134644726 5.9189e-08  
a 2.629585016216248 2.349e-08 au
q 2.150906894632338 1.5738e-07 au
i 11.74853816579988 6.6532e-06 deg
node 340.5311907558324 3.2838e-05 deg
peri 305.3146577256367 3.722e-05 deg
M 139.9166973837061 2.1376e-05 deg
tp 2458395.164287842311
(2018-Oct-03.66428784)
8.9028e-05 TDB
period 1557.504289707069
4.26
2.087e-05
5.714e-08
d
yr
n .2311390102609013 3.0972e-09 deg/d
Q 3.108263137800158 2.7766e-08 au
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      9653 days (26.43 yr)  
   first obs. used      1993-08-20  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5289  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:46:36  

Additional Information
 Earth MOID = 1.15899 au 
 Jupiter MOID = 2.19729 au 
 T_jup = 3.348 
[ 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 MPO503081  
diameter diameter 1.802 km 0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.238   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212508 (2006 RZ18)          Discovered 2006-Sep-14 by NEAT at Palomar
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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