Kryštof Jan Vondráček - 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 +1 Rating 1,397

Rating-period composition

Rating matches: 8 0
Record: 6–2 Previous month 6–2
Opponents: 8 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 1,396

Rating-period composition

Rating matches: 8 0
Record: 6–2 Previous month 6–2
Opponents: 8 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 +4 Rating 1,396

Rating-period composition

Rating matches: 8 0
Record: 6–2 Previous month 6–2
Opponents: 8 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 No new matches · 2 left period Change -49 Rating 1,392

Rating-period composition

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

2 older matches left the 12-month period: 2 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 3 new matches Change +62 Rating 1,441

Rating-period composition

Rating matches: 10 +3
Record: 8–2 Previous month 5–2
Opponents: 10 +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.

Win

April 18, 2026 Vojta Novák

XV. REBEL BJJ CUP Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2015,2016)

Method Points 03:00 13–0

Marginal influence +17

Win

April 18, 2026 Jakub Dominik

XV. REBEL BJJ CUP Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2015,2016)

Method Submission 01:05 2–0

Marginal influence +29

Win

April 18, 2026 David Polášek

XV. REBEL BJJ CUP Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2015,2016)

Method Points 03:00 2–0

Marginal influence +6

March 2026 2 new matches · 3 left period Change -102 Rating 1,379

Rating-period composition

Rating matches: 7 -1
Record: 5–2 Previous month 8–0
Opponents: 7 0
Events: 3 0

3 older matches left the 12-month period: 3 won and 0 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

March 22, 2026 Vojtěch Sochor

N-GEN Kids BJJ Tournament #4 Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2015,2016)

Method Submission 00:53 0–0

Marginal influence -46

Loss

March 22, 2026 Simon Kovac

N-GEN Kids BJJ Tournament #4 Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2015,2016)

Method Submission 00:39 0–0

Marginal influence -26

February 2026 No new matches Change +17 Rating 1,481

Rating-period composition

Rating matches: 8 0
Record: 8–0 Previous month 8–0
Opponents: 7 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 +3 Rating 1,464

Rating-period composition

Rating matches: 8 0
Record: 8–0 Previous month 8–0
Opponents: 7 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 3 new matches · 3 left period Change +50 Rating 1,461

Rating-period composition

Rating matches: 8 0
Record: 8–0 Previous month 7–1
Opponents: 7 -1
Events: 3 0

3 older matches left the 12-month period: 2 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.

Win

December 20, 2025 Alexander Polák

XIII. GrappleXmas BJJ Cup Boys Gi / White grey / Pee Wee (7-9 yrs) / -35 kg (2016,2017,2018)

Method Points 03:00 29–0

Marginal influence +27

Win

December 20, 2025 Milan Kolomazník

XIII. GrappleXmas BJJ Cup Boys Gi / White grey / Pee Wee (7-9 yrs) / -35 kg (2016,2017,2018)

Method Points 03:00 3–0

Marginal influence +24

Win

December 20, 2025 Rodan Gábriš

XIII. GrappleXmas BJJ Cup Boys Gi / White grey / Pee Wee (7-9 yrs) / -35 kg (2016,2017,2018)

Method Submission 02:01 0–2

Marginal influence +32

November 2025 No new matches · 4 left period Change -22 Rating 1,411

Rating-period composition

Rating matches: 8 -4
Record: 7–1 Previous month 9–3
Opponents: 8 -4
Events: 3 -1

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

October 2025 No new matches Change -4 Rating 1,433

Rating-period composition

Rating matches: 12 0
Record: 9–3 Previous month 9–3
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 +3 Rating 1,437

Rating-period composition

Rating matches: 12 0
Record: 9–3 Previous month 9–3
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: 6.2

Official ranking percentile: Top 28%

Performance: 21.1 pp above expectation

6.2 weighted matches against 8 different opponents across 3 events

Weighted win rate: 75.7%
Expected win rate: 54.6%
Average opponent rating: 1,350
Repeated-opponent share: 0.0%
Network connectivity: 80.9%