predicted maximum meaning in English

最大预测值

Those who want to perform scientific record of leonids should keep the watchful eyes on the sky 1 to 2 days before and after the predicted maxima
有志进行科学记录的朋友应于极大期前后1至2天均作观测
Despite the recent advances in the theory of prediction , the time and number of meteors at the maxima may still have substantial deviation . for those who would like to perform scientific observation , it is advised to keep watchful eyes on the sky 1 to 2 days before and after the predicted maxima
虽然近年预测流星雨的理论进步不小，但在时间和数量上仍可能存在较大的误差，故此有志进行科学观测的朋友应于极大期前后1至2天均作观测。