Аннотация:Modern experimental data, among which of determining significance are monitor series, allow one to establish a set of regularities related to the events and fluxes of solar energetic particles (SEP). The latter ones represent a factor determining the cosmic weather and, first of all, its extreme states. The analysis of the rate of events and values of fluxes and, first of all, the comparison of these data with such a global characteristic of solar activity, as smoothed sunspot numbers, allows one to formulate the regularities inherent in solar cosmic rays.