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###### National Science Foundation

In accordance with the Federal Advisory Committee Act (Pub. L. 92-463, as amended), the National Science Foundation announces the following meeting.

*Name:*                         LIGO Annual Review Site Visit at Hanford Observatory for Physics, #1208.                    

*Date and Time:*                         Wednesday, April 11, 2012; 8 a.m.—6:30 p.m.; Thursday, April 12, 2012; 8 a.m.—5:30 p.m.; Friday, April 13, 2012; 8 a.m.—11 a.m.                    

*Place:*                         LIGO site at Hanford, WA.                    

*Type of Meeting:*                         Partially Closed.                    

*Contact Person:*                         Thomas Carruthers, Program Director, Division of Physics, National Science Foundation, (703) 292-7373.                    

*Purpose of Meeting:*                         To provide an evaluation of the project construction for implementation of the AdvLIGO project to the National Science Foundation.                    

*Agenda*:                    

## Wednesday, April 11, 2012

8 a.m.-8:15 a.m. Open—Sign In

8:45 a.m.-9:15 a.m. Closed—Executive Session

9:15 a.m.-11:45 a.m. Open—Welcome, LIGO status, Reporting Metrices

11:45 Lunch

12:45 p.m.-2:45 p.m. Open—S6 Science run, performance, risk reduction

3:15 p.m.-4:30 p.m. Data Management, LIGO Australia, LSC status

5 p.m. Closed—Executive Session

## Thursday, April 12, 2012

8 a.m.-8:15 a.m. Open—Sign in

9 a.m.-10 a.m. Closed—Executive Session

10:15 a.m.-11:45 Open—Review of AdvLIGO MREFC, EPO, diversity

11:45 a.m. Lunch

12:45 p.m.-4:15 p.m. Open—Project discussions, tour

5 p.m. Closed—Executive Session

## Friday, April 13, 2012

8 a.m.-10:30 a.m. Closed—Executive Session report writing

10:30 a.m.-11 a.m. Closed—Executive Session—closing address

*Reason for Closing:*                         The proposal contains proprietary or confidential material, including technical information on personnel. These matters are exempt under 5 U.S.C. 552b (c) (2) (4) and (6) of the Government in the Sunshine Act.                    

Dated: March 6, 2012.

Susanne Bolton,

Committee Management Officer.

[FR Doc. 2012-5734 Filed 3-8-12; 8:45 a.m.]

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