Is there a formal numerical definition of a landslide victory?
RT @BritainElects: Britain Predicts — model update

If an election was held today...

LAB: 459 (+257)
CON: 101 (-264)
LDEM: 23 (+12)
SNP: 42 (-6)
PC: 4 (-)
GRN: 1 (-)

Tactical voting not [yet] accounted for.

Drilldown:
https://sotn.newstatesman.com/2022/11/britainpredicts

🐦🔗: https://n.respublicae.eu/CharlesTannock/status/1599094504573005824