MESSENGER
http://messenger.jhuapl.edu/index.php
March 17, 2011
MESSENGER Begins Historic Orbit around Mercury
At 9:10 p.m. EDT, engineers in the MESSENGER Mission Operations Center at the Johns Hopkins University Applied Physics Laboratory (APL) in Laurel, Md., received the anticipated radiometric signals confirming nominal burn shutdown and successful insertion of the MESSENGER probe into orbit around the planet Mercury.
Radiometric? Didn't we used to call this telemetry?
Wouldn't 'radiometric' refer to readings of solar radiation?
radiometer (rā'dē-ŏm'ĭ-tər) A device used to detect or measure radiation.