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[ITS] Protect ultra low pt selections at the tracklet level#15079

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mpuccio wants to merge 1 commit intoAliceO2Group:devfrom
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[ITS] Protect ultra low pt selections at the tracklet level#15079
mpuccio wants to merge 1 commit intoAliceO2Group:devfrom
mpuccio:mp-branch-5

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@mpuccio
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@mpuccio mpuccio commented Feb 18, 2026

Checked on Pb-Pb simulation that this does not change the number of reconstructed tracks for ITS reconstruction.
The issue was found looking at ALICE3, where with 2T the typical values used in the minTrackletPt cut corresponds to tracks that do not cross all the layer of the Outer Tracker.

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REQUEST FOR PRODUCTION RELEASES:
To request your PR to be included in production software, please add the corresponding labels called "async-" to your PR. Add the labels directly (if you have the permissions) or add a comment of the form (note that labels are separated by a ",")

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Checked on Pb-Pb simulation that this does not change the number of
reconstructed tracks
@f3sch
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f3sch commented Feb 18, 2026

LGTM!

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