TopBJJ Index Youth
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 0 Rating 1,337

Rating-period composition

Rating matches
2 0
Record
2–0 Previous month 2–0
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.

July 2026 No new matches Change 0 Rating 1,337

Rating-period composition

Rating matches
2 0
Record
2–0 Previous month 2–0
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.

June 2026 No new matches Change 0 Rating 1,337

Rating-period composition

Rating matches
2 0
Record
2–0 Previous month 2–0
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.

May 2026 No new matches · 6 left period Change -137 Rating 1,337

Rating-period composition

Rating matches
2 -6
Record
2–0 Previous month 8–0
Opponents
2 -3
Events
1 -1

6 older matches left the 12-month period: 6 won and 0 lost. The rating is then recalculated across the full network, so the monthly change is not a sum of separate deductions.

April 2026 No new matches Change 0 Rating 1,474

Rating-period composition

Rating matches
8 0
Record
8–0 Previous month 8–0
Opponents
5 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.

March 2026 No new matches Change 0 Rating 1,474

Rating-period composition

Rating matches
8 0
Record
8–0 Previous month 8–0
Opponents
5 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.

February 2026 No new matches Change +1 Rating 1,474

Rating-period composition

Rating matches
8 0
Record
8–0 Previous month 8–0
Opponents
5 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.

January 2026 No new matches Change 0 Rating 1,473

Rating-period composition

Rating matches
8 0
Record
8–0 Previous month 8–0
Opponents
5 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.

December 2025 No new matches Change -2 Rating 1,473

Rating-period composition

Rating matches
8 0
Record
8–0 Previous month 8–0
Opponents
5 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.

November 2025 2 new matches Change +46 Rating 1,475

Rating-period composition

Rating matches
8 +2
Record
8–0 Previous month 6–0
Opponents
5 +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.
Win
November 23, 2025 Giovanni Russello
Kuma Challenge Juvenile Boys No-Gi / White / Juvenile 1 / -71,5 kg (Middle)
Method Submission 02:17 11–0
Marginal influence 0
Win
November 23, 2025 Alfredo Sarica
Kuma Challenge Juvenile Boys Gi / White / Juvenile / -74,0 kg (Middle)
Method Submission 00:41 9–0
Marginal influence 0
October 2025 No new matches Change -1 Rating 1,429

Rating-period composition

Rating matches
6 0
Record
6–0 Previous month 6–0
Opponents
3 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.

September 2025 No new matches Change 0 Rating 1,430

Rating-period composition

Rating matches
6 0
Record
6–0 Previous month 6–0
Opponents
3 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
2
Official ranking percentile
-
Performance
-

2 weighted matches against 2 different opponents across 1 events

Weighted win rate
-
Expected win rate
-
Average opponent rating
1,262
Repeated-opponent share
0.0%
Network connectivity
80.9%