Network Earth Rotation Service

Earth rotation parameters now

The table is refreshed every 10 seconds 
Parameter TAI time                      Value            Dimension
e1        2019.06.18-05:46:45.8070000   2.085198989D-06  rad 
e2        2019.06.18-05:46:45.8070000   6.986585156D-07  rad 
e3        2019.06.18-05:46:45.8070000   2.710841055D-03  rad 
e1r       2019.06.18-05:46:45.8070000   3.365279024D-14  rad 
e2r       2019.06.18-05:46:45.8070000   4.167648431D-14  rad 
e3r       2019.06.18-05:46:45.8070000  -1.826010851D-13  rad 
e1rr      2019.06.18-05:46:45.8070000   1.127297327D-19  rad 
e2rr      2019.06.18-05:46:45.8070000  -8.661826291D-20  rad 
e3rr      2019.06.18-05:46:45.8070000  -4.538971162D-19  rad 
utcmtai   2019.06.18-05:46:45.8070000  -37.0000000       s
ut1mtai   2019.06.18-05:46:45.8070000  -37.1749623       s
ut1rat    2019.06.18-05:46:45.8070000   2.163533273D-04  s/day
lod       2019.06.18-05:46:45.8070000  -2.151735163D-04  s
xpol      2019.06.18-05:46:45.8070000   0.144109         arcsec
ypol      2019.06.18-05:46:45.8070000   0.430103         arcsec
xpolr     2019.06.18-05:46:45.8070000   7.427282655D-04  arcsec/d
ypolr     2019.06.18-05:46:45.8070000   5.997357728D-04  arcsec/d
deps      2019.06.18-05:46:45.8070000   -3.5298650       arcsec
dpsi      2019.06.18-05:46:45.8070000  -16.5151927       arcsec
mat       2019.06.18-05:46:45.8070000   9.913811656330D-01  -1.309961099802D-01  -1.844884357221D-03   1.309959187284D-01   9.913828820443D-01  -2.246464385807D-04   1.858414580675D-03  -1.896207318634D-05   9.999982729664D-01
matr      2019.06.18-05:46:45.8070000   9.552373554063D-06   7.229278168010D-05  -1.623470596680D-08  -7.229265642767D-05   9.552387226662D-06   1.345808750275D-07  -1.520276867748D-10  -3.012729587653D-11   2.819596803335D-13
matrr     2019.06.18-05:46:45.8070000  -5.271663780357D-09   6.965710546009D-10   9.813761376725D-12  -6.965700568929D-10  -5.271672913837D-09   1.184228879490D-12   2.189002535312D-15  -1.146239833416D-14  -4.309422800949D-18

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Rms errors of the Earth orientation parameter at the current moment:
1.1 nrad for components 1,2 (polar motion) and
2.5 nrad for component 3 (axial component, or UT1),
which corresponds to 7 and 16 mm at the Earth's surface respectively.
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This page was prepared by Leonid Petrov ()
Last update: 2017.07.05_12:12:16