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Calculation details

Rating breakdown for the past 12 months

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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 1,264

Rating-period composition

Rating matches
9 0
Record
2–7 Previous month 2–7
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.

July 2026 No new matches Change 0 Rating 1,264

Rating-period composition

Rating matches
9 0
Record
2–7 Previous month 2–7
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 4 new matches Change -13 Rating 1,264

Rating-period composition

Rating matches
9 +4
Record
2–7 Previous month 2–3
Opponents
5 0
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
June 20, 2026 Oliver Balej
Open Czech championship submission only 2026 NOGI - Kids boys 10-13y / -36 kg / Intermediate (2-4 years of training)
Method Submission 01:07 0–0
Marginal influence -13
Loss
June 20, 2026 Oliver Balej
Open Czech championship submission only 2026 NOGI - Kids boys 10-13y / -36 kg / Intermediate (2-4 years of training)
Method Submission 03:01 0–0
Marginal influence -13
Loss
June 20, 2026 Oliver Balej
Open Czech championship submission only 2026 GI - Kids boys 10-13y / -36 kg / Orange belt
Method Submission 01:19 0–0
Marginal influence -7
Loss
June 20, 2026 Oliver Balej
Open Czech championship submission only 2026 GI - Kids boys 10-13y / -36 kg / Orange belt
Method Decision 03:12 0–0
Marginal influence -7
May 2026 5 new matches · 4 left period Change +45 Rating 1,277

Rating-period composition

Rating matches
5 +1
Record
2–3 Previous month 1–3
Opponents
5 +1
Events
2 0

4 older matches left the 12-month period: 1 won and 3 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
May 2, 2026 Unknown opponent
ADCC CZECH OPEN CHAMPIONSHIP 2026 Kids Mix 9-10 years / Beginner / -36kg
Method Submission 01:15 0–0
Marginal influence -17
Loss
May 2, 2026 Oliver Balej
Valachien Challenge Gi 2026 Kids Mix 9-10 years / All belts / -36kg
Method Submission 00:48 0–0
Marginal influence -5
Loss
May 2, 2026 Tobias Kováč
Valachien Challenge Gi 2026 Kids Mix 9-10 years / All belts / -36kg
Method Points 03:00 0–10
Marginal influence -9
Win
May 2, 2026 Alexander Polák
Valachien Challenge Gi 2026 Kids Mix 9-10 years / All belts / -36kg
Method Points 03:00 6–3
Marginal influence +32
Win
May 2, 2026 Jan Lazárek
Valachien Challenge Gi 2026 Kids Mix 9-10 years / All belts / -36kg
Method Submission 00:14 2–0
Marginal influence +17
March 2026 No new matches · 5 left period Change -34 Rating 1,232

Rating-period composition

Rating matches
4 -5
Record
1–3 Previous month 3–6
Opponents
4 -5
Events
2 -1

5 older matches left the 12-month period: 2 won and 3 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 +7 Rating 1,266

Rating-period composition

Rating matches
9 0
Record
3–6 Previous month 3–6
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.

January 2026 No new matches Change 0 Rating 1,259

Rating-period composition

Rating matches
9 0
Record
3–6 Previous month 3–6
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.

December 2025 No new matches · 6 left period Change -19 Rating 1,259

Rating-period composition

Rating matches
9 -6
Record
3–6 Previous month 5–10
Opponents
9 -3
Events
3 -1

6 older matches left the 12-month period: 2 won and 4 lost. The rating is then recalculated across the full network, so the monthly change is not a sum of separate deductions.

November 2025 No new matches Change -2 Rating 1,278

Rating-period composition

Rating matches
15 0
Record
5–10 Previous month 5–10
Opponents
12 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.

October 2025 No new matches Change -2 Rating 1,280

Rating-period composition

Rating matches
15 0
Record
5–10 Previous month 5–10
Opponents
12 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.

September 2025 No new matches Change -2 Rating 1,282

Rating-period composition

Rating matches
15 0
Record
5–10 Previous month 5–10
Opponents
12 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.

Relevant matches
5.7
Official ranking percentile
Top 72%
Performance
13.1 pp below expectation

5.7 weighted matches against 5 different opponents across 3 events

Weighted win rate
25.7%
Expected win rate
38.7%
Average opponent rating
1,427
Repeated-opponent share
44.4%
Network connectivity
80.9%