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437267 (2012 XK126)
Classification: Main-belt Asteroid          SPK-ID: 2437267
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05446023017391644 5.0354e-08  
a 2.698135118139758 2.5814e-08 au
q 2.55119405856554 1.4186e-07 au
i 6.084597429103487 5.1408e-06 deg
node 70.15752503191966 4.7767e-05 deg
peri 262.0856233474501 6.7617e-05 deg
M 329.486749753664 4.7128e-05 deg
tp 2459137.708159520422
(2020-Oct-15.20815952)
0.00021214 TDB
period 1618.802881652479
4.43
2.3231e-05
6.36e-08
d
yr
n .2223865574247748 3.1915e-09 deg/d
Q 2.845076177713977 2.722e-08 au
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      6143 days (16.82 yr)  
   first obs. used      2003-11-21  
   last obs. used      2020-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59587  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:40:03  

Additional Information
 Earth MOID = 1.54922 au 
 Jupiter MOID = 2.34177 au 
 T_jup = 3.358 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457990.5 (2017-Aug-25.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05487787584181842 5.0341e-08  
q 2.548392485309252 1.4174e-07 au
tp 2457527.270468188979
(2016-May-18.77046819)
0.00020967 TDB
node 70.16936296398744 4.7721e-05 deg
peri 263.6725035977951 6.7371e-05 deg
i 6.088846724775412 5.1437e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      6143 days (16.82 yr)  
   first obs. used      2003-11-21  
   last obs. used      2020-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59587  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:40:03  

Additional Information
 Jupiter MOID = 2.34177 au 
 T_jup = 3.358 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.534228522406667E-15 -7.03368463499484E-15 6.773746761026739E-13 1.722670095316991E-14 2.075348709167238E-13 -3.118822798514642E-15
q -7.03368463499484E-15 2.008927466725654E-14 -1.844793650429835E-12 -4.660756219322499E-14 -5.37625595393658E-13 9.490132747545837E-15
tp 6.773746761026739E-13 -1.844793650429835E-12 4.395966985587429E-8 4.735367033184197E-12 9.992737043099691E-9 6.336256513146049E-12
node 1.722670095316991E-14 -4.660756219322499E-14 4.735367033184197E-12 2.277277862148297E-9 -2.262614097878681E-9 1.107132895959024E-11
peri 2.075348709167238E-13 -5.37625595393658E-13 9.992737043099691E-9 -2.262614097878681E-9 4.538856602524684E-9 -9.601950225602496E-12
i -3.118822798514642E-15 9.490132747545837E-15 6.336256513146049E-12 1.107132895959024E-11 -9.601950225602496E-12 2.645747121020224E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO434608  
diameter diameter 2.342 km 0.353 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.081   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

437267 (2012 XK126)          Discovered 2010-May-12 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04

Alternate Designations
 2012 XK126 = 2010 MP68 = 2011 OD30 = 2012 UX151 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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