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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 +1 Rating 1,558

Rating-period composition

Rating matches
34 0
Record
26–8 Previous month 26–8
Opponents
22 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 1,557

Rating-period composition

Rating matches
34 0
Record
26–8 Previous month 26–8
Opponents
22 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 No new matches Change +2 Rating 1,557

Rating-period composition

Rating matches
34 0
Record
26–8 Previous month 26–8
Opponents
22 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.

May 2026 No new matches · 2 left period Change +3 Rating 1,555

Rating-period composition

Rating matches
34 -2
Record
26–8 Previous month 27–9
Opponents
22 -2
Events
4 -1

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

April 2026 No new matches · 6 left period Change -26 Rating 1,552

Rating-period composition

Rating matches
36 -6
Record
27–9 Previous month 33–9
Opponents
24 -3
Events
5 -2

6 older matches left the 12-month period: 6 won and 0 lost. The rating is then recalculated across the full network, so the monthly change is not a sum of separate deductions.

March 2026 8 new matches Change +20 Rating 1,578

Rating-period composition

Rating matches
42 +8
Record
33–9 Previous month 27–7
Opponents
27 +2
Events
7 +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 Vitězslav Pítr
N-GEN Kids BJJ Tournament #4 Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2015,2016)
Method Points 03:00 0–0
Marginal influence -6
Win
March 22, 2026 Vojtěch Sochor
N-GEN Kids BJJ Tournament #4 Boys Gi / White grey / Junior (10-11yrs) / -39 kg (2015,2016)
Method Submission 01:25 6–0
Marginal influence +3
Win
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 10–0
Marginal influence +5
Win
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 +7
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 Submission 01:53 0–0
Marginal influence -11
Win
March 22, 2026 Jindřich Sochor
N-GEN Kids BJJ Tournament #4 Boys No-Gi / All belt / Junior (10-11yrs) / -39 kg (2015,2016)
Method Submission 01:25 6–0
Marginal influence +5
Win
March 22, 2026 Vojtěch Sochor
N-GEN Kids BJJ Tournament #4 Boys No-Gi / All belt / Junior (10-11yrs) / -39 kg (2015,2016)
Method Submission 00:23 0–0
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 00:24 6–0
Marginal influence +2
February 2026 9 new matches · 6 left period Change -9 Rating 1,558

Rating-period composition

Rating matches
34 +3
Record
27–7 Previous month 26–5
Opponents
25 0
Events
6 0

6 older matches left the 12-month period: 5 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.
Loss
February 21, 2026 Unknown opponent
TATAMY 19: Czech Open Championship (kids) Kids / No Gi / 7-9 years / Mix / All levels / -40 kg
Method Points 03:00 0–3
Marginal influence -8
Win
February 21, 2026 Alex Janda
TATAMY 19: Czech Open Championship (kids) Kids / No Gi / 7-9 years / Mix / All levels / -40 kg
Method Submission 00:26 0–0
Marginal influence +7
Win
February 21, 2026 Unknown opponent
TATAMY 19: Czech Open Championship (kids) Kids / No Gi / 7-9 years / Mix / All levels / -40 kg
Method Submission 00:55 0–0
Marginal influence +8
Win
February 21, 2026 Matěj Kubíček
TATAMY 19: Czech Open Championship (kids) Kids / No Gi / 7-9 years / Mix / All levels / -40 kg
Method Submission 00:41 0–0
Marginal influence +4
Loss
February 21, 2026 Unknown opponent
TATAMY 19: Czech Open Championship (kids) Kids / Gi / 7-9 years / Mix / All levels / -40 kg
Method Points 03:00 2–11
Marginal influence -5
Loss
February 21, 2026 Unknown opponent
TATAMY 19: Czech Open Championship (kids) Kids / Gi / 7-9 years / Mix / All levels / -40 kg
Method Points 03:00 0–9
Marginal influence -5
Win
February 21, 2026 Alex Janda
TATAMY 19: Czech Open Championship (kids) Kids / Gi / 7-9 years / Mix / All levels / -40 kg
Method Submission 00:34 0–0
Marginal influence +5
Win
February 21, 2026 Matyas Kohutek
TATAMY 19: Czech Open Championship (kids) Kids / Gi / 7-9 years / Mix / All levels / -40 kg
Method Submission 00:17 0–0
Marginal influence +3
Win
February 21, 2026 Tomáš Dvorský
TATAMY 19: Czech Open Championship (kids) Kids / Gi / 7-9 years / Mix / All levels / -40 kg
Method Submission 01:45 6–2
Marginal influence +5
January 2026 No new matches Change +1 Rating 1,567

Rating-period composition

Rating matches
31 0
Record
26–5 Previous month 26–5
Opponents
25 0
Events
6 0

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

December 2025 10 new matches · 12 left period Change +29 Rating 1,566

Rating-period composition

Rating matches
31 -2
Record
26–5 Previous month 25–8
Opponents
25 -2
Events
6 0

12 older matches left the 12-month period: 9 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.
Win
December 6, 2025 Vladimír Lengál
TATAMY 18 KIDS (No-GI and GI round robin) Kids / No Gi / 7-9 years / Mix / All levels / -36 kg
Method Submission 00:58 0–0
Marginal influence +5
Win
December 6, 2025 Mykola Beshleha
TATAMY 18 KIDS (No-GI and GI round robin) Kids / No Gi / 7-9 years / Mix / All levels / -36 kg
Method Submission 00:30 0–0
Marginal influence +5
Win
December 6, 2025 Artur Kovalov
TATAMY 18 KIDS (No-GI and GI round robin) Kids / No Gi / 7-9 years / Mix / All levels / -36 kg
Method Submission 01:13 0–0
Marginal influence +10
Win
December 6, 2025 Jakub Vodica
TATAMY 18 KIDS (No-GI and GI round robin) Kids / No Gi / 7-9 years / Mix / All levels / -36 kg
Method Submission 00:14 0–0
Marginal influence +4
Win
December 6, 2025 Vladimír Lengál
TATAMY 18 KIDS (No-GI and GI round robin) Kids / No Gi / 7-9 years / Mix / All levels / -36 kg
Method Submission 00:39 0–0
Marginal influence +5
Win
December 6, 2025 Artur Kovalov
TATAMY 18 KIDS (No-GI and GI round robin) Kids / Gi / 7-9 years / Mix / All levels / -36 kg
Method Submission 00:25 0–0
Marginal influence +8
Win
December 6, 2025 Alex Janda
TATAMY 18 KIDS (No-GI and GI round robin) Kids / Gi / 7-9 years / Mix / All levels / -36 kg
Method Submission 00:47 0–0
Marginal influence +5
Win
December 6, 2025 Mykola Beshleha
TATAMY 18 KIDS (No-GI and GI round robin) Kids / Gi / 7-9 years / Mix / All levels / -36 kg
Method Submission 01:45 0–0
Marginal influence +6
Win
December 6, 2025 Zoe Horvatova
TATAMY 18 KIDS (No-GI and GI round robin) Kids / Gi / 7-9 years / Mix / All levels / -36 kg
Method Submission 01:52 0–0
Marginal influence +2
Win
December 6, 2025 Mariannka Prits
TATAMY 18 KIDS (No-GI and GI round robin) Kids / Gi / 7-9 years / Mix / All levels / -36 kg
Method Submission 00:48 0–0
Marginal influence 0
November 2025 No new matches · 8 left period Change -40 Rating 1,537

Rating-period composition

Rating matches
33 -8
Record
25–8 Previous month 32–9
Opponents
27 -3
Events
6 -1

8 older matches left the 12-month period: 7 won and 1 lost. The rating is then recalculated across the full network, so the monthly change is not a sum of separate deductions.

October 2025 7 new matches Change -6 Rating 1,577

Rating-period composition

Rating matches
41 +7
Record
32–9 Previous month 28–6
Opponents
30 +4
Events
7 +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
October 25, 2025 Vitězslav Pítr
N-GEN Kids BJJ Tournament #3 Boys No-Gi / All belt / Junior I (12-13 yrs) / -42 kg (2012,2013)
Method Points 04:00 0–2
Marginal influence -10
Win
October 25, 2025 Viktor Ambrož Krkoška
N-GEN Kids BJJ Tournament #3 Boys No-Gi / All belt / Junior I (12-13 yrs) / -42 kg (2012,2013)
Method Submission 01:37 0–0
Marginal influence +4
Win
October 25, 2025 Jan Koch
N-GEN Kids BJJ Tournament #3 Boys No-Gi / All belt / Junior (10-11yrs) / -36 kg (2014,2015)
Method Points 03:00 14–0
Marginal influence +6
Win
October 25, 2025 David Polášek
N-GEN Kids BJJ Tournament #3 Boys No-Gi / All belt / Junior (10-11yrs) / -36 kg (2014,2015)
Method Submission 00:35 0–0
Marginal influence +1
Win
October 25, 2025 Adéla Gutov Jeličová
N-GEN Kids BJJ Tournament #3 Boys No-Gi / All belt / Junior (10-11yrs) / -36 kg (2014,2015)
Method Submission 02:34 2–0
Marginal influence +12
Loss
October 25, 2025 Vitězslav Pítr
N-GEN Kids BJJ Tournament #3 Boys Gi / Yellow orange green / Junior (10-11yrs) / -39 kg (2014,2015)
Method Points 03:00 0–9
Marginal influence -7
Loss
October 25, 2025 Matias Horný
N-GEN Kids BJJ Tournament #3 Boys Gi / Yellow orange green / Junior (10-11yrs) / -39 kg (2014,2015)
Method Submission 01:36 2–2
Marginal influence -16
September 2025 No new matches Change -3 Rating 1,583

Rating-period composition

Rating matches
34 0
Record
28–6 Previous month 28–6
Opponents
26 0
Events
6 0

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

Relevant matches
21.5
Official ranking percentile
Top 4%
Performance
13.1 pp above expectation

21.5 weighted matches against 22 different opponents across 4 events

Weighted win rate
77.0%
Expected win rate
63.9%
Average opponent rating
1,381
Repeated-opponent share
35.3%
Network connectivity
80.9%