TopBJJ Index Youth

TopBJJ Index

Search TopBJJ Index
Language selector
Menu

Calculation details

Rating breakdown for the past 12 months

Close

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 Change +3 Rating 1,398

Rating-period composition

Rating matches
11 0
Record
6–5 Previous month 6–5
Opponents
10 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.

July 2026 No new matches Change 0 Rating 1,395

Rating-period composition

Rating matches
11 0
Record
6–5 Previous month 6–5
Opponents
10 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 1,395

Rating-period composition

Rating matches
11 0
Record
6–5 Previous month 6–5
Opponents
10 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 No new matches Change +10 Rating 1,398

Rating-period composition

Rating matches
11 0
Record
6–5 Previous month 6–5
Opponents
10 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.

April 2026 No new matches Change -3 Rating 1,388

Rating-period composition

Rating matches
11 0
Record
6–5 Previous month 6–5
Opponents
10 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 · 2 left period Change +8 Rating 1,391

Rating-period composition

Rating matches
11 -2
Record
6–5 Previous month 6–7
Opponents
10 0
Events
3 -1

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.

February 2026 No new matches Change +4 Rating 1,383

Rating-period composition

Rating matches
13 0
Record
6–7 Previous month 6–7
Opponents
10 0
Events
4 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 1,379

Rating-period composition

Rating matches
13 0
Record
6–7 Previous month 6–7
Opponents
10 0
Events
4 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 -4 Rating 1,380

Rating-period composition

Rating matches
13 0
Record
6–7 Previous month 6–7
Opponents
10 0
Events
4 0

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

November 2025 7 new matches Change +109 Rating 1,384

Rating-period composition

Rating matches
13 +7
Record
6–7 Previous month 1–5
Opponents
10 +7
Events
4 +2

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 30, 2025 Piotr Lobos
The Future League 8 – Gi & No-Gi Gi-37
Method Submission 01:37 0–0
Marginal influence -12
Win
November 30, 2025 Zedek Vroon
The Future League 8 – Gi & No-Gi Gi-37
Method Points 03:00 5–0
Marginal influence +14
Win
November 30, 2025 Joao Paulo Lelles
The Future League 8 – Gi & No-Gi Gi-37
Method Points 03:00 2–0
Marginal influence +17
Win
November 30, 2025 Lennon Van Rooijen
The Future League 8 – Gi & No-Gi Gi-37
Method Points 03:00 15–0
Marginal influence +13
Win
November 22, 2025 Ousama Medani
BELGIAN CHAMPIONSHIP GI KIDS YOUTH & ADULTS / CHAMPIONNAT DE BELGIQUE GI KIDS YOUTH & ADULTS Boys Youth Gi / Orange & Green / 13-15 / -64,0 kg (Feather)
Method Submission 03:16 2–0
Marginal influence +15
Win
November 22, 2025 Giel Bouchez
BELGIAN CHAMPIONSHIP GI KIDS YOUTH & ADULTS / CHAMPIONNAT DE BELGIQUE GI KIDS YOUTH & ADULTS Boys Youth Gi / Orange & Green / 13-15 / -64,0 kg (Feather)
Method Submission 00:54 0–0
Marginal influence +12
Loss
November 22, 2025 Ibrahim Ozkezer
BELGIAN CHAMPIONSHIP GI KIDS YOUTH & ADULTS / CHAMPIONNAT DE BELGIQUE GI KIDS YOUTH & ADULTS Boys Youth Gi / Orange & Green / 13-15 / -64,0 kg (Feather)
Method Points 04:00 0–11
Marginal influence -14
October 2025 4 new matches Change +127 Rating 1,275

Rating-period composition

Rating matches
6 +4
Record
1–5 Previous month 0–2
Opponents
3 +2
Events
2 +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
October 25, 2025 Cristiano Luis
Lion Cub Jiu Jitsu Competition 5 Boys NO-GI / 14 & 15 years old (DAY 1: Saturday) / Orange belt / -65 & -75 kg
Method Submission 02:24 0–2
Marginal influence -17
Loss
October 25, 2025 Achilles Rademaker
Lion Cub Jiu Jitsu Competition 5 Boys NO-GI / 14 & 15 years old (DAY 1: Saturday) / Orange belt / -65 & -75 kg
Method Submission 01:46 0–9
Marginal influence -15
Loss
October 25, 2025 Cristiano Luis
Lion Cub Jiu Jitsu Competition 5 Boys GI / 14 & 15 years old (DAY 1: Saturday) / Orange belt / -65 kg
Method Submission 01:54 0–0
Marginal influence -15
Win
October 25, 2025 Marcos Belchior
Lion Cub Jiu Jitsu Competition 5 Boys GI / 14 & 15 years old (DAY 1: Saturday) / Orange belt / -65 kg
Method Points 2–0
Marginal influence +23
September 2025 No new matches Change +1 Rating 1,148

Rating-period composition

Rating matches
2 0
Record
0–2 Previous month 0–2
Opponents
1 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
8.5
Official ranking percentile
-
Performance
16.7 pp above expectation

8.5 weighted matches against 10 different opponents across 3 events

Weighted win rate
53.3%
Expected win rate
36.6%
Average opponent rating
1,411
Repeated-opponent share
9.1%
Network connectivity
80.9%