Crj-700 flight crew reported deviation from whitestone track due in part to wake vortex encounter.

Attributes
ACN	1132898
Time
Date	201312
Local Time Of Day	0601-1200
Place
Locale Reference	N90.TRACON
State Reference	NY
Aircraft 1
Make Model Name	Regional Jet 700 ER/LR (CRJ700)
Operating Under FAR Part	Part 121
Flight Phase	Climb
Route In Use	SID LGA4
Flight Plan	IFR
Person 1
Function	Captain Pilot Flying
Qualification	Flight Crew Air Transport Pilot (ATP)
Person 2
Function	First Officer Pilot Not Flying
Qualification	Flight Crew Air Transport Pilot (ATP)
Events
Anomaly	Deviation - Procedural Clearance Deviation - Procedural Published Material / Policy Deviation - Track / Heading All Types Inflight Event / Encounter Wake Vortex Encounter

Narrative:

On la guardia 4 departure whitestone transition during heading 180 experienced some jet wash [just as we were] starting to turn on [the] 040 heading at 2.4 DME from lga. ATC called us and asked if we are in the turn 040 heading and we replied; 'yes we are in the turn [to] 040 also we [were] told we turned [at] 2.4 DME lga.' after that ATC gave us another heading.

Original NASA ASRS Text

Title: CRJ-700 flight crew reported deviation from Whitestone track due in part to wake vortex encounter.

Narrative: On La Guardia 4 departure Whitestone transition during heading 180 experienced some jet wash [just as we were] starting to turn on [the] 040 heading at 2.4 DME from LGA. ATC called us and asked if we are in the turn 040 heading and we replied; 'yes we are in the turn [to] 040 also we [were] told we turned [at] 2.4 DME LGA.' After that ATC gave us another heading.

Data retrieved from NASA's ASRS site as of July 2013 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.