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390060 (2012 UK88)
Classification: Main-belt Asteroid          SPK-ID: 2390060
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1762283589203286 7.0884e-08  
a 3.084554579135309 4.137e-08 au
q 2.540968587654109 2.1899e-07 au
i .7623119769084273 9.3237e-06 deg
node 31.98802351672154 0.00061875 deg
peri 36.71655998020286 0.00062046 deg
M 131.8425665946769 3.9755e-05 deg
tp 2458275.830031541203
(2018-Jun-06.33003154)
0.00021302 TDB
period 1978.73263076858
5.42
3.9808e-05
1.09e-07
d
yr
n .1819346355349528 3.6602e-09 deg/d
Q 3.62814057061651 4.8661e-08 au
  Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      6326 days (17.32 yr)  
   first obs. used      2001-10-14  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .79275  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:54:51  

Additional Information
 Earth MOID = 1.5552 au 
 Jupiter MOID = 1.67554 au 
 T_jup = 3.203 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457146.5 (2015-May-04.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .177033553085484 7.0558e-08  
q 2.538331120698357 2.1787e-07 au
tp 2456298.449084999175
(2013-Jan-05.94908500)
0.00020189 TDB
node 31.99717416462728 0.00061853 deg
peri 37.10882678993337 0.00062023 deg
i .7626143181362295 9.3245e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      6326 days (17.32 yr)  
   first obs. used      2001-10-14  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .79275  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:54:51  

Additional Information
 Jupiter MOID = 1.67554 au 
 T_jup = 3.203 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.978383499162931E-15 -1.518565828469071E-14 -4.175256598484277E-12 4.546895727599912E-15 -9.769337355798863E-13 -1.814982330465686E-16
q -1.518565828469071E-14 4.746663045054973E-14 1.396225776177229E-11 -4.451690876922973E-15 3.375952765606163E-12 3.620307764160063E-16
tp -4.175256598484277E-12 1.396225776177229E-11 4.076049402674228E-8 5.141145769541486E-11 9.29988726124378E-9 -5.677477847032619E-12
node 4.546895727599912E-15 -4.451690876922973E-15 5.141145769541486E-11 3.825838807187125E-7 -3.825367404063045E-7 -8.594895867192759E-10
peri -9.769337355798863E-13 3.375952765606163E-12 9.29988726124378E-9 -3.825367404063045E-7 3.846874689090108E-7 8.581340357412264E-10
i -1.814982330465686E-16 3.620307764160063E-16 -5.677477847032619E-12 -8.594895867192759E-10 8.581340357412264E-10 8.694699822320743E-11

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 17.0   n/a MPO286461  

390060 (2012 UK88)          Discovered 2001-Oct-14 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

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