Network Earth Rotation Service
Earth rotation parameters now
The table is refreshed every 10 seconds
Parameter TAI time Value Dimension
e1 2025.12.19-21:12:51.9120000 1.545836547D-06 rad
e2 2025.12.19-21:12:51.9120000 5.468656691D-07 rad
e3 2025.12.19-21:12:51.9120000 2.692526205D-03 rad
e1r 2025.12.19-21:12:51.9120000 2.679132302D-14 rad
e2r 2025.12.19-21:12:51.9120000 -1.823149053D-13 rad
e3r 2025.12.19-21:12:51.9120000 -5.098418690D-13 rad
e1rr 2025.12.19-21:12:51.9120000 7.888338226D-20 rad
e2rr 2025.12.19-21:12:51.9120000 -7.128177057D-19 rad
e3rr 2025.12.19-21:12:51.9120000 -4.514635005D-19 rad
utcmtai 2025.12.19-21:12:51.9120000 -37.0000000 s
ut1mtai 2025.12.19-21:12:51.9120000 -36.9238026 s
ut1rat 2025.12.19-21:12:51.9120000 6.040817594D-04 s/day
lod 2025.12.19-21:12:51.9120000 -6.007876002D-04 s
xpol 2025.12.19-21:12:51.9120000 0.112799 arcsec
ypol 2025.12.19-21:12:51.9120000 0.318852 arcsec
xpolr 2025.12.19-21:12:51.9120000 -3.249084840D-03 arcsec/d
ypolr 2025.12.19-21:12:51.9120000 4.774556493D-04 arcsec/d
deps 2025.12.19-21:12:51.9120000 8.0307925 arcsec
dpsi 2025.12.19-21:12:51.9120000 4.7706031 arcsec
mat 2025.12.19-21:12:51.9120000 6.890103750202D-01 7.247493223704D-01 -1.767155376647D-03 -7.247470578258D-01 6.890126404393D-01 1.812039640051D-03 2.530866893365D-03 3.222654800243D-05 9.999967968320D-01
matr 2025.12.19-21:12:51.9120000 -5.284938998404D-05 5.024359538500D-05 1.322443061905D-07 -5.024343007050D-05 -5.284955538985D-05 1.289080681209D-07 -4.195303688492D-11 -1.095309910570D-10 1.097077095532D-13
matrr 2025.12.19-21:12:51.9120000 -3.663808776087D-09 -3.853850469917D-09 9.400447097144D-12 3.853838409009D-09 -3.663820831819D-09 -9.643139162017D-12 7.969748401132D-15 -3.477607805706D-15 -2.007209512823D-17
Back