Narrative:

Our arrival into dal was to descend via the JFRYE3; nuklz transition. At gregs; an 89 degree left turn is required; as well as a crossing at 10;000' and 250kts. The arrival was correctly loaded from the FMS and the aircraft was on autopilot throughout the incident.the leading turn past gregs was unusually wide; causing ATC to query us about why we were turning so far east of gregs; and he subsequently as(as)signed a southerly heading to bring us out of unprotected airspace northeast of gregs. The remainder of the flight was uneventful. While taxiing in; we were asked to phone center to discuss the event.

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Original NASA ASRS Text

Title: C680 Pilot reported having issues with the FMS while flying a STAR requiring a large turn and altitude restriction.

Narrative: Our arrival into DAL was to Descend Via the JFRYE3; NUKLZ transition. At GREGS; an 89 degree left turn is required; as well as a crossing at 10;000' and 250kts. The arrival was correctly loaded from the FMS and the aircraft was on autopilot throughout the incident.The leading turn past GREGS was unusually wide; causing ATC to query us about why we were turning so far east of GREGS; and he subsequently as(as)signed a southerly heading to bring us out of unprotected airspace northeast of GREGS. The remainder of the flight was uneventful. While taxiing in; we were asked to phone Center to discuss the event.

Data retrieved from NASA's ASRS site 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.