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180181 (2003 KD12)
Classification: Main-belt Asteroid          SPK-ID: 2180181
[ 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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1214141628093173 3.6579e-08  
a 3.078563314942512 1.9625e-08 au
q 2.704782127403291 1.1088e-07 au
i 12.58228523751765 4.3194e-06 deg
node 159.1425601856548 1.821e-05 deg
peri 100.3447596441991 2.9505e-05 deg
M 69.56302357839844 2.0502e-05 deg
tp 2458819.261711297823
(2019-Dec-01.76171130)		 0.00011193 TDB
period 1972.970363746567
5.40		 1.8866e-05
5.165e-08		 d
yr
n .1824659947331286 1.7448e-09 deg/d
Q 3.452344502481734 2.2008e-08 au
   Orbit Determination Parameters
   # obs. used (total)      596  
   data-arc span      6879 days (18.83 yr)  
   first obs. used      2002-02-06  
   last obs. used      2020-12-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53767  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:25:28  

Additional Information
 Earth MOID = 1.72439 au 
 Jupiter MOID = 1.77237 au 
 T_jup = 3.181 
[ 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 15.36   n/a E2021B55  
diameter diameter 5.274 km 0.407 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

180181 (2003 KD12)          Discovered 2003-May-27 by LONEOS at Anderson Mesa
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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