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 0 Rating 1,198

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.

July 2026 No new matches Change +1 Rating 1,198

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.

June 2026 No new matches Change +3 Rating 1,197

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.

May 2026 1 new match Change -14 Rating 1,194

Rating-period composition

Rating matches
4 +1
Record
1–3 Previous month 1–2
Opponents
3 +1
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
May 10, 2026 Martina Ghelma
NORTH ITALIAN CUP III GI - Kids 1-4 / Girls / Colored Belt / Kid4 (10-11 yrs) / -39 kg
Method Submission 00:29 0–0
Marginal influence -35
April 2026 No new matches · 1 left period Change -66 Rating 1,208

Rating-period composition

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

1 older matches left the 12-month period: 1 won and 0 lost. The rating is then recalculated across the full network, so the monthly change is not a sum of separate deductions.

March 2026 No new matches Change +1 Rating 1,274

Rating-period composition

Rating matches
4 0
Record
2–2 Previous month 2–2
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.

February 2026 No new matches Change +4 Rating 1,273

Rating-period composition

Rating matches
4 0
Record
2–2 Previous month 2–2
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.

January 2026 No new matches Change 0 Rating 1,269

Rating-period composition

Rating matches
4 0
Record
2–2 Previous month 2–2
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.

December 2025 No new matches Change +2 Rating 1,269

Rating-period composition

Rating matches
4 0
Record
2–2 Previous month 2–2
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.

November 2025 3 new matches · 1 left period Change +42 Rating 1,267

Rating-period composition

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

1 older matches left the 12-month period: 0 won and 1 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.
Loss
3° Trofeo Nord Italia Open GI - Kids 1-4 / Girls / Colored Belt / Kid3 (8-9 yrs) / -33 kg
Method Points 03:00 2–5
Marginal influence -12
Win
November 23, 2025 Kayla Campana
3° Trofeo Nord Italia Open GI - Kids 1-4 / Girls / Colored Belt / Kid3 (8-9 yrs) / -33 kg
Method Submission 01:28 7–0
Marginal influence +43
Loss
3° Trofeo Nord Italia Open GI - Kids 1-4 / Girls / Colored Belt / Kid3 (8-9 yrs) / -33 kg
Method Points 03:00 4–8
Marginal influence -12
October 2025 No new matches Change 0 Rating 1,225

Rating-period composition

Rating matches
2 0
Record
1–1 Previous month 1–1
Opponents
2 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 0 Rating 1,225

Rating-period composition

Rating matches
2 0
Record
1–1 Previous month 1–1
Opponents
2 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
2.8
Official ranking percentile
-
Performance
-

2.8 weighted matches against 3 different opponents across 2 events

Weighted win rate
-
Expected win rate
-
Average opponent rating
1,365
Repeated-opponent share
25.0%
Network connectivity
80.9%