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227718 (2006 DC197)
Classification: Main-belt Asteroid          SPK-ID: 2227718
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1411369961702132 5.8551e-08  
a 2.571348108720724 2.241e-08 au
q 2.208435760547922 1.5954e-07 au
i 12.46750267703342 5.2032e-06 deg
node 309.4216142934583 2.0652e-05 deg
peri 255.7544572612509 3.5952e-05 deg
M 184.395287141659 3.7101e-05 deg
tp 2459935.138029458993
(2022-Dec-21.63802946)		 0.00016307 TDB
period 1506.05121184067
4.12		 1.9688e-05
5.39e-08		 d
yr
n .2390356962430343 3.1248e-09 deg/d
Q 2.934260456893526 2.5572e-08 au
   Orbit Determination Parameters
   # obs. used (total)      446  
   data-arc span      8816 days (24.14 yr)  
   first obs. used      1996-11-17  
   last obs. used      2021-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51245  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 20:00:14  

Additional Information
 Earth MOID = 1.24425 au 
 Jupiter MOID = 2.18864 au 
 T_jup = 3.383 
[ 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 15.8   n/a MPO396682  
diameter diameter 2.014 km 0.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.229   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227718 (2006 DC197)          Discovered 2006-Feb-24 by CSS at Catalina
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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