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Table 2

Li & Ma significance for γ-ray emission within a 1° radius around the Geminga pulsar obtained with different background methods and datasets.

Dataset Background method σ in 1° Cut level
2006–08 Ring 9σ std
2006–08 On-Off 6.6σ hard
2019 Field-of-View 9.8σ hard
2019 On-Off(1) 9.6σ hard
2019 On-Off(2) 11.6σ hard

Notes. For the Field-of-View background method, the Cash statistic was used to evaluate the significance instead. The level of selection cuts applied (std or hard) is also indicated.

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