Disk-Integrated Lunar Brightness Temperatures between 89 and 190 GHz

Table 1

Antenna performance—space view—centre frequencies (values from [8], except for the last column, where values were calculated for a point-like lunar emission and, in brackets, a of 0.4°).

Channel	Ground test frequency [GHz]	Beam efficiency	° (ground test)	° (Moon)
H1	89.3	0.941±0.001	1.09±0.01	1.20(1.13)±0.02
H2	157.3	0.997±0.001	1.03±0.01	1.09(1.01)±0.02
H34	184.3	0.971±0.001	1.05±0.01	1.25(1.18)±0.01
H5	190.6	0.961±0.001	1.05±0.01	1.27(1.20)±0.01