David Řezníček - Rating

Calculation details

Rating breakdown for the past 12 months

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 1,348

Rating-period composition

Rating matches: 19 0
Record: 8–11 Previous month 8–11
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.

July 2026 No new matches Change 0 Rating 1,348

Rating-period composition

Rating matches: 19 0
Record: 8–11 Previous month 8–11
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.

June 2026 5 new matches Change -19 Rating 1,348

Rating-period composition

Rating matches: 19 +5
Record: 8–11 Previous month 7–7
Opponents: 12 +3
Events: 4 +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 Alexander Polák

Open Czech championship submission only 2026 GI Litle Kids Boy 7-9 years / -32kg / Grey belt

Method Decision 03:10 0–0

Marginal influence -10

Loss

June 20, 2026 Vojtěch Šatava

Open Czech championship submission only 2026 GI Litle Kids Boy 7-9 years / -32kg / Grey belt

Method Decision 03:44 0–0

Marginal influence -6

Win

June 20, 2026 Michal Šabata

Open Czech championship submission only 2026 NOGI Litle Kids Boy 7-9 years / -32kg

Method Decision 03:04 0–0

Marginal influence +10

Loss

June 20, 2026 Alexander Polák

Open Czech championship submission only 2026 NOGI Litle Kids Boy 7-9 years / -32kg

Method Submission 02:40 0–0

Marginal influence -11

Loss

June 20, 2026 Vojtěch Šatava

Open Czech championship submission only 2026 NOGI Litle Kids Boy 7-9 years / -32kg

Method Submission 01:57 0–0

Marginal influence -9

May 2026 No new matches Change -1 Rating 1,367

Rating-period composition

Rating matches: 14 0
Record: 7–7 Previous month 7–7
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.

April 2026 No new matches Change +5 Rating 1,368

Rating-period composition

Rating matches: 14 0
Record: 7–7 Previous month 7–7
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.

March 2026 5 new matches Change +56 Rating 1,363

Rating-period composition

Rating matches: 14 +5
Record: 7–7 Previous month 4–5
Opponents: 9 +2
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.

Win

March 22, 2026 Antonin Tůma

N-GEN Kids BJJ Tournament #4 Boys Gi / White grey / Pee Wee (7-9 yrs) / -29 kg (2017,2018,2019)

Method Submission 00:39 0–0

Marginal influence +10

Loss

March 22, 2026 Darek Pobuda

N-GEN Kids BJJ Tournament #4 Boys Gi / White grey / Pee Wee (7-9 yrs) / -29 kg (2017,2018,2019)

Method Points 03:00 0–2

Marginal influence -4

Win

March 22, 2026 Antonin Tůma

N-GEN Kids BJJ Tournament #4 Boys No-Gi / All belt / Pee Wee (7-9 yrs) / -29 kg (2017,2018,2019)

Method Submission 00:20 0–0

Marginal influence +9

Loss

March 22, 2026 Darek Pobuda

N-GEN Kids BJJ Tournament #4 Boys No-Gi / All belt / Pee Wee (7-9 yrs) / -29 kg (2017,2018,2019)

Method Submission 01:12 0–5

Marginal influence -4

Win

March 22, 2026 Tobiáš Jendrisek

N-GEN Kids BJJ Tournament #4 Boys No-Gi / All belt / Pee Wee (7-9 yrs) / -29 kg (2017,2018,2019)

Method Submission 01:23 0–0

Marginal influence +13

February 2026 No new matches Change +1 Rating 1,307

Rating-period composition

Rating matches: 9 0
Record: 4–5 Previous month 4–5
Opponents: 7 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 -2 Rating 1,306

Rating-period composition

Rating matches: 9 0
Record: 4–5 Previous month 4–5
Opponents: 7 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 · 7 left period Change +41 Rating 1,308

Rating-period composition

Rating matches: 9 -7
Record: 4–5 Previous month 4–12
Opponents: 7 -4
Events: 2 -1

7 older matches left the 12-month period: 0 won and 7 lost. The rating is then recalculated across the full network, so the monthly change is not a sum of separate deductions.

November 2025 2 new matches Change +5 Rating 1,267

Rating-period composition

Rating matches: 16 +2
Record: 4–12 Previous month 3–11
Opponents: 11 +2
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.

Win

November 23, 2025 Edita Tichá

ADCC Czech National Championship 2025 Boys Junior / 7-8 years / Intermediate / -28 kg

Method Submission 02:47 0–0

Marginal influence +11

Loss

November 23, 2025 Darek Pobuda

ADCC Czech National Championship 2025 Boys Junior / 7-8 years / Intermediate / -28 kg

Method Submission 01:06 0–0

Marginal influence -5

October 2025 No new matches Change +1 Rating 1,262

Rating-period composition

Rating matches: 14 0
Record: 3–11 Previous month 3–11
Opponents: 9 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 7 new matches Change +65 Rating 1,261

Rating-period composition

Rating matches: 14 +7
Record: 3–11 Previous month 0–7
Opponents: 9 +4
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

September 20, 2025 Unknown opponent

TATAMY 16 KIDS (No-GI and GI round robin) Kids / Gi / 7-9 years / Mix / All levels / -28 kg

Method Submission 00:24 0–0

Marginal influence -6

Win

September 20, 2025 Michal Hrnčár

TATAMY 16 KIDS (No-GI and GI round robin) Kids / Gi / 7-9 years / Mix / All levels / -28 kg

Method Submission 01:03 0–0

Marginal influence +10

Win

September 20, 2025 Lukáš Skoumal

TATAMY 16 KIDS (No-GI and GI round robin) Kids / Gi / 7-9 years / Mix / All levels / -28 kg

Method Submission 01:26 0–0

Marginal influence +11

Win

September 20, 2025 Michal Hrnčár

TATAMY 16 KIDS (No-GI and GI round robin) Kids / No Gi / 7-9 years / Mix / All levels / -28 kg

Method Points 03:00 3–0

Marginal influence +13

Loss

September 20, 2025 Unknown opponent

TATAMY 16 KIDS (No-GI and GI round robin) Kids / No Gi / 7-9 years / Mix / All levels / -28 kg

Method Submission 00:24 0–0

Marginal influence -12

Loss

September 20, 2025 Vojtěch Jána

TATAMY 16 KIDS (No-GI and GI round robin) Kids / No Gi / 7-9 years / Mix / All levels / -28 kg

Method Submission 00:34 0–0

Marginal influence -8

Loss

September 20, 2025 Ivan Avramenko

TATAMY 16 KIDS (No-GI and GI round robin) Kids / No Gi / 7-9 years / Mix / All levels / -28 kg

Method Submission 00:35 0–0

Marginal influence -10

Relevant matches: 14.2

Official ranking percentile: Top 44%

Performance: 0.8 pp below expectation

14.2 weighted matches against 12 different opponents across 4 events

Weighted win rate: 43.7%
Expected win rate: 44.5%
Average opponent rating: 1,421
Repeated-opponent share: 36.8%
Network connectivity: 80.9%