In two of the past three campaigns, the Blues have led the way on December 25 – only to fall away over the second half of the campaign.
But what does history tell us about Pompey’s league position – and where they finish come the season’s end?
We’ve delved into the record books to look at where the team’s league position now, where they finished and what patterns are established.
And if history is anything to go by, Danny Cowley’s side will need to go against the stats to improve over the coming months.
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1. 06/07 - 6th
Points: 32 Record: W9 D5 L5 End of season position: 9th (Photo by Matthew Lewis/Getty Images) Photo: Matthew Lewis
2. 07/08 - 7th
Points: 30 Record: W8, D6, L4 End of season position: 8th (Photo by Jamie McDonald/Getty Images) Photo: Jamie McDonald
3. 08/09 - 10th
Points: 23 Record: W6, D5, L7 End of season position: 14th (Photo by Hamish Blair/Getty Images) Photo: Hamish Blair
4. 09/10 - 20th
Points: 14 Record: W4, D2, L12 End of season position: 20th (Photo by Bryn Lennon/Getty Images) Photo: Bryn Lennon