Standings not calculating correctly when Session is not in Scoring

[SSchulze1989]

Describe the bug
When calculating a standing for a session that is not part of the scoring only the first session of the current standing is counted.

To Reproduce
Calculate Standings for a session that is not in the current scoring but has a date later than the latest session of the scoring.

Expected behavior
All sessions before the date of the selected session should be counted.