di-EM data sample is selected from official p10.15.01(02) Higgs group di-EM sample from Suyong using the following event selection criteria:

- “EM_HI” trigger pass

- good run (Jet/MET good run list)

- at least 2 Certified EMcandidates

- at least 1 Certified EMcandidate in the instrumented trigger region |detector h |<0.8

Integrated luminosity was estimated to be 7.6 pb^-1

from luminosity information provided in Section 2.2 of h®WW Note by Marc Hohlfeld