New elements for AC Comae
Berenices, an RRab star, are based on data taken from MMO plates from 1965 to
1990: JD_max = 2443883.819 + 0.5908939 E - 3.7 x 10^-10 E^2.These elements alaso satisfy published
data from 1963 to 1966.The
photographic range is 14.4 - 16.0, using updated magnitude measures for the
local comparison sequence.