Table 4.
pythia6 Parameter | Tuning Range | Tune Zlep | CUETP6S1 | CUETP6S1 |
---|---|---|---|---|
– | CTEQ6L1 | CTEQ6L1 | HERAPDF1.5LO | |
PARP(82)-MPI cutoff [GeV] | 1.6–2.2 | 1.921 | 1.910 | 1.946 |
PARP(90)-exponent of dependence | 0.18–0.28 | 0.227 | 0.248 | 0.250 |
PARP(77)-CR suppression | 0.25–1.15 | 1.016 | 0.665 | 0.667 |
PARP(78)-CR strength | 0.2–0.8 | 0.538 | 0.545 | 0.537 |
PARP(83)-matter fraction in core | 0.1–1.0 | 0.356 | 0.822 | 0.490 |
PARP(89)-reference energy [GeV] | – | 1800 | ||
/dof | – | – | 0.915 | 1.004 |
Fixed at Tune Zlep value