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Jari Laheij

Team Babytank Jiu-Jitsu

U12 -38 kg
W–L
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Won and lost rating-eligible matches in the past 12 months.
Gi
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Rating based on Gi matches in the past 12 months.
No-Gi
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Rating based on No-Gi matches in the past 12 months.
Current form
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Results from the ten most recent rating-eligible matches.
Opponents
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Unique opponents faced in rating-eligible matches in the past 12 months.

Tournament history

Events

6
Events
Date Event Result Format Division
Lion Cub Jiu Jitsu Competition 3 the Netherlands · Gi · yellow · ≤34 kg 0–2 W–L: Win / Loss Gi
  • Boys / 7 - 9 Boys / Yellow / -34 kg
King of the Beach 2024 the Netherlands · Gi · 7–9 yo · grey/yellow · ≤34 kg 0–4 W–L: Win / Loss Gi
  • Place #5
Nijmegen Open BJJ 2024 the Netherlands · Gi · 8–9 yo · grey/yellow · ≤34 kg 1–3 W–L: Win / Loss Gi
  • Place #4
Lion Cub Jiu Jitsu Competition 2 the Netherlands · Gi · grey/yellow · ≤34 kg 0–2 W–L: Win / Loss Gi
  • Place #5
VERSUS Kids 1 the Netherlands · Gi · 8–9 yo · grey · ≤30 kg 0–3 W–L: Win / Loss Gi
  • Place #4
Lion Cub Jiu Jitsu Competition 1 the Netherlands · Gi · grey/yellow · ≤30 kg 1–3 W–L: Win / Loss Gi
  • Place #4

Calculation details

Rating breakdown for the past 12 months

See the published month-end rating and the rating-eligible matches added in each month. Open a month for details.

September 2025 No new matches Change 0 Rating 1,120

Rating-period composition

Rating matches
2 0
Record
0–2 Previous month 0–2
Opponents
2 0
Events
1 0

No matches were added or left the period. The change comes from the monthly revaluation of opponents across the full network.

Relevant matches
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Official ranking percentile
-
Performance
-

- weighted matches against - different opponents across 0 events

Weighted win rate
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Expected win rate
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Average opponent rating
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Repeated-opponent share
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Network connectivity
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