Bolton Wanderers have 11 games left to go in their League One season as they aim to reach the play-offs.
Wanderers sit eight points from the top six at this stage of the campaign as it approaches an exciting climax.
Ian Evatt's admits Wanderers have little margin for error now in their quest to make the play-offs by the end of April.
Wanderers have had a free week to train ahead of this weekend's clash against Gillingham, while five fixtures took place as teams with games in hand caught up on their schedules.
Throughout the campaign, football statistics website FiveThirtyEight is forecasting how the League One table might finish after the results of every matchday, with the season reaching the climax of the regular season at the end of April before the play-offs start.
And due to the midweek action in the divison, Danny Cowley's side have moved ahead of Wanderers in the predicted standings thanks to the victory over Oxford United at Fratton Park.
Pompey are now tipped to finish ninth, with Ipswich Town 10th and Wanderers are tipped to finish 11th as things currently stand.
At the top of the table, Rotherham United are still predicted to finish ahead of Wigan Athletic and secure automatic promotion to the Championship.
The play-offs are tipped to include MK Dons, Sheffield Wednesday, Oxford United and Sunderland, Wycombe Wanderers and Plymouth Argyle missing out on the top six.
At the foot of the division, Morecambe, Crewe Alexandra, Gillingham and Doncaster Rovers remain the four sides tipped to be playing in League Two next season.
Latest predicted League One table (correct as of Thursday, March 3)
1. Rotherham United
3. MK Dons
4. Sheffield Wednesday
5. Oxford United
6. Sunderland
7. Wycombe Wanderers
8. Plymouth Argyle
9. Portsmouth
10. Ipswich Town
11. Bolton Wanderers
12. Accrington Stanley
13. Cambridge United
14. Burton Albion
15. Charlton Athletic
16. Cheltenham Town
17. Shrewsbury Town
18. Lincoln City
19. Fleetwood Town
20. AFC Wimbledon
21. Morecambe
22. Gillingham
23. Doncaster Rovers
24. Crewe Alexandra