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Light Aircraft
Aircraft Beech Baron 58 (BE58)
Company Private/Corporate
Name James Parsons
Date 16 Dec 2008
Groundspeed 275 kts
Notes Descent out of 7000' vectored for ILS 33L KBOS. Just prior to descent had passed through cold front, so was descending in the warm side ahead of the front, eastbound over Atlantic coast. Garmin GNS 530 read 275kts, the AUX page shows "maximum GS 274.9 kt".