抄録
Radiometric observation of a total lunar eclipse were carried out on November 29, 1974, at the wave length of 6.0 mm. Eclipse cooling curue obtained for the region of arguments 15' at the mean field of the center on the moon. The curve showed the result that the region indicates maxmum temperature decreases of (4.7±0,6)%. Cooling rate was measured approximately 4.6゜K/hour.
