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 1,333

Rating-period composition

Rating matches
9 0
Record
5–4 Previous month 5–4
Opponents
9 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 -1 Rating 1,333

Rating-period composition

Rating matches
9 0
Record
5–4 Previous month 5–4
Opponents
9 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 +9 Rating 1,334

Rating-period composition

Rating matches
9 0
Record
5–4 Previous month 5–4
Opponents
9 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 3 new matches Change +61 Rating 1,325

Rating-period composition

Rating matches
9 +3
Record
5–4 Previous month 3–3
Opponents
9 +3
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
2Brave - Grappling Series 3 Kids 12-15 years / 12-15 years / -60 kg
Method Points 03:00 0–2
Marginal influence -11
Win
May 24, 2026 Jusuf Celik
2Brave - Grappling Series 3 Kids 12-15 years / 12-15 years / -60 kg
Method Disqualification 02:34 0–0
Marginal influence +14
Win
May 24, 2026 Lukas Sari
2Brave - Grappling Series 3 Kids 12-15 years / 12-15 years / -60 kg
Method Submission 01:47 0–0
Marginal influence +9
April 2026 No new matches Change 0 Rating 1,264

Rating-period composition

Rating matches
6 0
Record
3–3 Previous month 3–3
Opponents
6 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 3 new matches Change +76 Rating 1,264

Rating-period composition

Rating matches
6 +3
Record
3–3 Previous month 1–2
Opponents
6 +3
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
March 21, 2026 Alessandro Vaňátko
TATAMY 20: PRAGUE - KIDS (round robin) Kids / No Gi / 13-14 years / Boys / Beginner / -60 kg
Method Points 04:00 0–0
Marginal influence +13
Loss
March 21, 2026 Ivan Špajlo
TATAMY 20: PRAGUE - KIDS (round robin) Kids / No Gi / 13-14 years / Boys / Beginner / -60 kg
Method Points 04:00 0–2
Marginal influence -22
Win
March 21, 2026 Artem Bondarenko
TATAMY 20: PRAGUE - KIDS (round robin) Kids / No Gi / 13-14 years / Boys / Beginner / -60 kg
Method Points 04:00 0–0
Marginal influence +22
February 2026 3 new matches Change Starting point Rating 1,188

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
February 21, 2026 Konstantin Barnic
TATAMY 19: Czech Open Championship (kids) Kids / No Gi / 13-14 years / Boys / Beginner / -60 kg
Method Points 04:00 0–4
Marginal influence -28
Win
February 21, 2026 Vojtěch Šebek
TATAMY 19: Czech Open Championship (kids) Kids / No Gi / 13-14 years / Boys / Beginner / -60 kg
Method Points 04:00 2–0
Marginal influence +26
Loss
February 21, 2026 Timur Kovalov
TATAMY 19: Czech Open Championship (kids) Kids / No Gi / 13-14 years / Boys / Beginner / -60 kg
Method Submission 00:30 0–0
Marginal influence -13
Relevant matches
6.8
Official ranking percentile
Top 49%
Performance
5.4 pp above expectation

6.8 weighted matches against 9 different opponents across 3 events

Weighted win rate
55.2%
Expected win rate
49.8%
Average opponent rating
1,290
Repeated-opponent share
0.0%
Network connectivity
80.9%