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201156 (2002 KX12)
Classification: Main-belt Asteroid          SPK-ID: 2201156
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1467563373848053 4.8846e-08  
a 2.372171681858992 1.0798e-08 au
q 2.024040454181412 1.1778e-07 au
i 3.141072052599033 5.2492e-06 deg
node 131.1049626397159 7.8088e-05 deg
peri 21.19981199962011 8.0047e-05 deg
M 30.20554519381562 1.4908e-05 deg
tp 2458888.529973564595
(2020-Feb-09.02997356)
5.5339e-05 TDB
period 1334.497002391427
3.65
9.1119e-06
2.495e-08
d
yr
n .2697645624942415 1.8419e-09 deg/d
Q 2.720302909536571 1.2383e-08 au
  Orbit Determination Parameters
   # obs. used (total)      585  
   data-arc span      8115 days (22.22 yr)  
   first obs. used      1998-03-03  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51466  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 05:07:16  

Additional Information
 Earth MOID = 1.03506 au 
 Jupiter MOID = 2.27194 au 
 T_jup = 3.527 
[ 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 16.2   n/a MPO459897  

201156 (2002 KX12)          Discovered 2002-May-18 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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