Oumar José - Rating | TopBJJ Index

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.

August 2026 No new matches · 2 left period Change -36 Rating 1,273

Rating-period composition

Rating matches: 4 -2
Record: 2–2 Previous month 3–3
Opponents: 3 -2
Events: 2 -1

2 older matches left the 12-month period: 1 won and 1 lost. The rating is then recalculated across the full network, so the monthly change is not a sum of separate deductions.

July 2026 No new matches Change +1 Rating 1,309

Rating-period composition

Rating matches: 6 0
Record: 3–3 Previous month 3–3
Opponents: 5 0
Events: 3 0

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

June 2026 No new matches Change -3 Rating 1,308

Rating-period composition

Rating matches: 6 0
Record: 3–3 Previous month 3–3
Opponents: 5 0
Events: 3 0

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

May 2026 2 new matches · 2 left period Change +67 Rating 1,311

Rating-period composition

Rating matches: 6 0
Record: 3–3 Previous month 1–5
Opponents: 5 0
Events: 3 0

2 older matches left the 12-month period: 0 won and 2 lost. The rating is then recalculated across the full network, so the monthly change is not a sum of separate deductions.

New rating matches

This is a current what-if estimate: roughly how much the current rating changes when this match is omitted. These values cannot be added and therefore do not together explain the monthly change.

Win

May 23, 2026 Ilia Mohaghegh

GrappleCity: Rotterdam Summer Open Teens NoGi / White / 14-15 years / -75kg / Boy

Method Submission 01:34 0–0

Marginal influence +26

Win

May 23, 2026 Ilia Mohaghegh

GrappleCity: Rotterdam Summer Open Teens Gi / White / 14-15 years / -75kg / Boy

Method Submission 04:00 6–2

Marginal influence +22

April 2026 No new matches Change 0 Rating 1,244

Rating-period composition

Rating matches: 6 0
Record: 1–5 Previous month 1–5
Opponents: 5 0
Events: 3 0

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

March 2026 No new matches Change +2 Rating 1,244

Rating-period composition

Rating matches: 6 0
Record: 1–5 Previous month 1–5
Opponents: 5 0
Events: 3 0

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

February 2026 No new matches Change 0 Rating 1,242

Rating-period composition

Rating matches: 6 0
Record: 1–5 Previous month 1–5
Opponents: 5 0
Events: 3 0

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

January 2026 No new matches Change +1 Rating 1,242

Rating-period composition

Rating matches: 6 0
Record: 1–5 Previous month 1–5
Opponents: 5 0
Events: 3 0

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

December 2025 No new matches Change 0 Rating 1,241

Rating-period composition

Rating matches: 6 0
Record: 1–5 Previous month 1–5
Opponents: 5 0
Events: 3 0

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

November 2025 2 new matches Change -11 Rating 1,241

Rating-period composition

Rating matches: 6 +2
Record: 1–5 Previous month 1–3
Opponents: 5 +2
Events: 3 +1

New rating matches

This is a current what-if estimate: roughly how much the current rating changes when this match is omitted. These values cannot be added and therefore do not together explain the monthly change.

Loss

November 9, 2025 Erwin De Jong

GrappleCity: Rotterdam Winter Open Teens NoGi / White / 14-15 years / -75kg / Boy

Method Submission 03:14 2–2

Marginal influence -36

Loss

November 9, 2025 Samuel Harmsen

GrappleCity: Rotterdam Winter Open Teens NoGi / White / 14-15 years / -75kg / Boy

Method Points 04:00 0–5

Marginal influence -26

October 2025 No new matches Change 0 Rating 1,252

Rating-period composition

Rating matches: 4 0
Record: 1–3 Previous month 1–3
Opponents: 3 0
Events: 2 0

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

September 2025 No new matches Change +2 Rating 1,252

Rating-period composition

Rating matches: 4 0
Record: 1–3 Previous month 1–3
Opponents: 3 0
Events: 2 0

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

Relevant matches: 3.7

Official ranking percentile: -

Performance: -

3.7 weighted matches against 3 different opponents across 2 events

Weighted win rate: -
Expected win rate: -
Average opponent rating: 1,220
Repeated-opponent share: 25.0%
Network connectivity: 80.9%