AliDebug(5, Form("hc: %4i : 0x%08x z: %2i", hc, trkl->GetTrackletWord(), trkl->GetZbin()));
if (hc != lastHC) {
AliDebug(2, Form("set tracklet index for HC %i to %i", hc, iTracklet));
AliDebug(5, Form("hc: %4i : 0x%08x z: %2i", hc, trkl->GetTrackletWord(), trkl->GetZbin()));
if (hc != lastHC) {
AliDebug(2, Form("set tracklet index for HC %i to %i", hc, iTracklet));