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Polar Motion Information

Click here for the Naval Observatory file and an explanation of terms.

Date:
2017-09-25

Current polar motion values:
x = 0.2286
y = 0.3172

Current Prediciton Equation Coefficients:
x0 = 0.1184
x1 = 0.1427
x2 = -0.0296
x3 = -0.0316
x4 = -0.0071
y0 = 0.3587
y1 = -0.0207
y2 = -0.1284
y3 = -0.0071
y4 = 0.0316
Julian Offset: 58021