No, I didn't get it wrong. 302 & 306 arrived on 09/08 after working 5E17 Peterborough Nene CHS - Hornsey EMUD, as I reported here. 306 returned to Peterborough Nene in a 12 car consist on 5P46 16:01 Hornsey EMUD - Peterborough Nene via Highbury Vale the very same day.