Narrative:

Went to clearance prior to push and misunderstood. Thought we were cleared to push and then monitor ground. When I went to ground after starting push, he said he didn't want us pushing. My mistake. Captain was talking to the push crew and not even on the radio.

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Original NASA ASRS Text

Title: FLC OF F100 PUSHED BACK WITHOUT PROPER CLRNC AT BOS, MA.

Narrative: WENT TO CLRNC PRIOR TO PUSH AND MISUNDERSTOOD. THOUGHT WE WERE CLRED TO PUSH AND THEN MONITOR GND. WHEN I WENT TO GND AFTER STARTING PUSH, HE SAID HE DIDN'T WANT US PUSHING. MY MISTAKE. CAPT WAS TALKING TO THE PUSH CREW AND NOT EVEN ON THE RADIO.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.