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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 1,332

Rating-period composition

Rating matches
23 0
Record
11–12 Previous month 11–12
Opponents
16 0
Events
5 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 1,332

Rating-period composition

Rating matches
23 0
Record
11–12 Previous month 11–12
Opponents
16 0
Events
5 0

No matches were added or left the period. The change comes from the monthly revaluation of opponents across the full network.

June 2026 2 new matches Change +33 Rating 1,332

Rating-period composition

Rating matches
23 +2
Record
11–12 Previous month 9–12
Opponents
16 +1
Events
5 +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
June 20, 2026 Tobias Kováč
Open Czech championship submission only 2026 GI - Kids boys 10-13y / -40 kg / Grey belt
Method Submission 00:29 0–0
Marginal influence +15
Win
June 20, 2026 Tadeáš Sokol
Open Czech championship submission only 2026 GI - Kids boys 10-13y / -40 kg / Grey belt
Method Submission 01:05 0–0
Marginal influence +11
May 2026 No new matches Change -6 Rating 1,299

Rating-period composition

Rating matches
21 0
Record
9–12 Previous month 9–12
Opponents
15 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.

April 2026 No new matches · 3 left period Change +2 Rating 1,305

Rating-period composition

Rating matches
21 -3
Record
9–12 Previous month 10–14
Opponents
15 0
Events
4 -1

3 older matches left the 12-month period: 1 won and 2 lost. The rating is then recalculated across the full network, so the monthly change is not a sum of separate deductions.

March 2026 9 new matches Change +73 Rating 1,303

Rating-period composition

Rating matches
24 +9
Record
10–14 Previous month 6–9
Opponents
15 +3
Events
5 +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
March 22, 2026 Max Kypěna
N-GEN Kids BJJ Tournament #4 Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2015,2016)
Method Points 03:00 0–6
Marginal influence -11
Win
March 22, 2026 Tobiáš Prucek
N-GEN Kids BJJ Tournament #4 Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2015,2016)
Method Submission 01:29 0–2
Marginal influence +12
Win
March 22, 2026 Juraj Koľvek
N-GEN Kids BJJ Tournament #4 Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2015,2016)
Method Submission 00:17 0–0
Marginal influence +7
Loss
March 22, 2026 Vitězslav Pítr
N-GEN Kids BJJ Tournament #4 Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2015,2016)
Method Submission 02:59 0–13
Marginal influence -5
Win
March 22, 2026 David Polášek
N-GEN Kids BJJ Tournament #4 Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2015,2016)
Method Submission 00:28 0–0
Marginal influence +3
Loss
March 22, 2026 Max Kypěna
N-GEN Kids BJJ Tournament #4 Boys No-Gi / All belt / Junior (10-11yrs) / -39 kg (2015,2016)
Method Points 03:00 0–7
Marginal influence -5
Loss
March 22, 2026 Simon Kovac
N-GEN Kids BJJ Tournament #4 Boys No-Gi / All belt / Junior (10-11yrs) / -39 kg (2015,2016)
Method Submission 01:25 0–6
Marginal influence -5
Win
March 22, 2026 David Polášek
N-GEN Kids BJJ Tournament #4 Boys No-Gi / All belt / Junior (10-11yrs) / -39 kg (2015,2016)
Method Submission 00:58 8–0
Marginal influence +4
Loss
March 22, 2026 Vitězslav Pítr
N-GEN Kids BJJ Tournament #4 Boys No-Gi / All belt / Junior (10-11yrs) / -39 kg (2015,2016)
Method Submission 02:35 0–3
Marginal influence -5
February 2026 No new matches Change +4 Rating 1,230

Rating-period composition

Rating matches
15 0
Record
6–9 Previous month 6–9
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.

January 2026 No new matches Change -1 Rating 1,226

Rating-period composition

Rating matches
15 0
Record
6–9 Previous month 6–9
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.

December 2025 4 new matches Change +28 Rating 1,227

Rating-period composition

Rating matches
15 +4
Record
6–9 Previous month 4–7
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
December 20, 2025 Matúš Škorec
XIII. GrappleXmas BJJ Cup Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2014,2015)
Method Points 03:00 0–15
Marginal influence -6
Loss
December 20, 2025 Miroslav Lagron
XIII. GrappleXmas BJJ Cup Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2014,2015)
Method Submission 02:27 0–11
Marginal influence -10
Win
December 20, 2025 David Polášek
XIII. GrappleXmas BJJ Cup Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2014,2015)
Method Submission 00:39 4–0
Marginal influence +3
Win
December 20, 2025 Tobias Kováč
XIII. GrappleXmas BJJ Cup Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2014,2015)
Method Submission 01:32 2–0
Marginal influence +13
November 2025 No new matches Change -10 Rating 1,199

Rating-period composition

Rating matches
11 0
Record
4–7 Previous month 4–7
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.

October 2025 4 new matches Change +94 Rating 1,209

Rating-period composition

Rating matches
11 +4
Record
4–7 Previous month 1–6
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.
Win
October 25, 2025 Vojtěch Sochor
N-GEN Kids BJJ Tournament #3 Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2014,2015)
Method Points 03:00 14–7
Marginal influence +8
Win
October 25, 2025 Marek Vykoupil
N-GEN Kids BJJ Tournament #3 Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2014,2015)
Method Submission 02:04 0–0
Marginal influence +10
Loss
October 25, 2025 Viktor Ambrož Krkoška
N-GEN Kids BJJ Tournament #3 Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2014,2015)
Method Points 03:00 8–9
Marginal influence -9
Win
October 25, 2025 David Polášek
N-GEN Kids BJJ Tournament #3 Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2014,2015)
Method Submission 01:00 6–0
Marginal influence +3
September 2025 4 new matches Change -79 Rating 1,115

Rating-period composition

Rating matches
7 +4
Record
1–6 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.
Loss
September 20, 2025 Volodymyr Demchuk
TATAMY 16 KIDS (No-GI and GI round robin) Kids / Gi / 10-12 years / Boys / White/grey belt / -36 kg
Method Submission 01:27 0–0
Marginal influence -14
Loss
September 20, 2025 Vojtěch Sochor
TATAMY 16 KIDS (No-GI and GI round robin) Kids / Gi / 10-12 years / Boys / White/grey belt / -36 kg
Method Points 04:00 0–3
Marginal influence -11
Loss
September 20, 2025 Illa Kravchenko
TATAMY 16 KIDS (No-GI and GI round robin) Kids / Gi / 10-12 years / Boys / White/grey belt / -36 kg
Method Points 04:00 4–9
Marginal influence -8
Loss
September 20, 2025 Platon Gorokhov
TATAMY 16 KIDS (No-GI and GI round robin) Kids / Gi / 10-12 years / Boys / White/grey belt / -36 kg
Method Points 04:00 0–4
Marginal influence -12
Relevant matches
14.6
Official ranking percentile
Top 50%
Performance
2.5 pp below expectation

14.6 weighted matches against 16 different opponents across 5 events

Weighted win rate
43.9%
Expected win rate
46.4%
Average opponent rating
1,335
Repeated-opponent share
30.4%
Network connectivity
80.9%