Erj-190 captain reported responding to a resolution advisory on arrival into dca.

Attributes
ACN	1545294
Time
Date	201805
Local Time Of Day	0601-1200
Place
Locale Reference	PCT.TRACON
State Reference	VA
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Make Model Name	EMB ERJ 190/195 ER/LR
Operating Under FAR Part	Part 121
Flight Phase	Cruise
Route In Use	STAR CLIPR2
Flight Plan	IFR
Person 1
Function	Pilot Flying Captain
Qualification	Flight Crew Instrument Flight Crew Multiengine Flight Crew Air Transport Pilot (ATP)
Events
Anomaly	Conflict Airborne Conflict Deviation - Altitude Excursion From Assigned Altitude

Narrative:

Received an RA (resolution advisory) 10 miles north of trish intersection flying the clipr 2 into dca. Deviated from 12;000 feet to 12;800 feet; got the pitch command in pfd (primary flight display). Told ATC what happened. They were unaware of any traffic. I did see a VFR GA aircraft pass us. The RA said +200. Returned back to 12;000 feet. ATC had no problem with us deviating.

Original NASA ASRS Text

Title: ERJ-190 Captain reported responding to a Resolution Advisory on arrival into DCA.

Narrative: Received an RA (Resolution Advisory) 10 miles north of TRISH intersection flying the CLIPR 2 into DCA. Deviated from 12;000 feet to 12;800 feet; got the pitch command in PFD (Primary Flight Display). Told ATC what happened. They were unaware of any traffic. I did see a VFR GA aircraft pass us. The RA said +200. Returned back to 12;000 feet. ATC had no problem with us deviating.

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.