Aircraft	Cessna 210
Company	Private
Name	Jeffrey Abbott
Date	01 dec 2008
Groundspeed	348 kts
Notes	Here is a flight I made last week in my P-210 N7311P from Greensboro, NC to Adirondack Regional in Saranac Lake, NY. Pic. is attached with max speed on my 496. I did not get a Pic. in flight, the other supporting documentation should suffice especially the Garmin Flightbook record. Note from the flight. 12/1 12:30 EST GSO-SLK FL 230 T-10 LOP OPs MP 30" RPM 2580 15.6 GPH cowl flaps 3/4 closed #5 Cyl 365 (the hottest) TIT 1585 Ind 142 TAS 199 GS 348 149 Kt. Tail wind Cabin Alt. 11K 7 Hrs. range available Garmin Flightbook record: 12/01/08 unknown N7311P KGSO KSLK 1 1 2.1 2.1 2.1 2.1 2.1 11:45 AM 1:53 PM PIEDMONT TRIAD INTL ADIRONDACK REGL N36 06.557 W79 55.282 N44 24.042 W74 11.600 575 nm 348 kt 22212 ft Flightaware speed, This is in error as it is not backed up by other instruments or proceeding and following radar returns. 12:39PM 39.34 -77.65 352 23000 New York Center It seems that Flightaware understates speed with the exception of this one return.