Encyclopedia Astronautica
1970.04.13 - Apollo 12 ALSEP continuing to transmit data

MSC informed NASA Hq. that the Apollo 12 ALSEP left on the moon in November 1969 was continuing to transmit satisfactory data.

Status of experiments feeding data into the station was as follows:

The operation of the solar wind experiment was satisfactory. During the lunar days, useful data were being received from the lunar surface magnetometer. However, during the lunar-night cycle data were not received.

Useful data were being received from the three long-period sensors of the passive seismometer experiment. The short period sensor was inoperative.

The cold cathode ion gauge power had failed.

Satisfactory data were being received from the suprathermal ion detector.

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