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Table E.1.

Numerical values of the probability of at least one SN event for the six Orion clusters, comparing the case of updated memberships (as adopted in this paper) with the case where the original memberships are considered.

Name 100 pc 95 pc 90 pc 85 pc 80 pc 75 pc 70 pc 65 pc 60 pc 55 pc 50 pc 45 pc 40 pc 35 pc 30 pc
All clusters 68.0 61.5 54.3 47.3 40.3 33.2 28.0 24.7 21.2 17.8 13.9 10.0 5.4 0.8 0.0
All clusters* 55.4 48.3 41.1 34.6 29.0 24.6 21.5 18.8 16.2 13.1 10.1 7.7 5.4 2.7 0.5

ASCC 19 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 - - -
ASCC 19* 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 - -

ASCC 20 23.0 23.0 23.0 23.0 23.0 22.9 22.8 22.0 19.6 16.9 13.5 9.8 5.3 0.8 0.0
ASCC 20* 12.0 12.0 12.0 12.0 12.0 12.0 12.0 11.9 11.5 10.4 8.9 7.3 5.3 2.7 0.5

OCSN 56 3.7 3.4 3.1 2.7 2.4 1.8 1.4 1.0 0.7 0.5 0.2 0.1 0.1 0.0 0.0
OCSN 56* 7.3 5.9 4.9 3.2 2.3 1.1 0.6 0.2 0.1 0.0 0.0 0.0 0.0 0.0 0.0

OCSN 61 29.2 25.9 21.8 17.5 12.2 6.3 1.9 0.3 0.0 0.0 0.0 - - - -
OCSN 61* 9.4 9.4 9.3 9.1 8.7 8.0 6.9 5.5 4.0 2.4 1.2 0.3 0.1 0.0 0.0

OCSN 65 0.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 - - - - - - -
OCSN 65* 1.6 0.8 0.7 0.4 0.1 0.1 0.0 0.0 - - - - - - -

Theia 13 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Theia 13* 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0

Notes. * indicates cases in which the membership list corresponds to the one provided by the Hunt & Reffert (2023) catalog.

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