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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 1,288

Rating-period composition

Rating matches
27 0
Record
11–16 Previous month 11–16
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 1,289

Rating-period composition

Rating matches
27 0
Record
11–16 Previous month 11–16
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 No new matches · 3 left period Change +18 Rating 1,289

Rating-period composition

Rating matches
27 -3
Record
11–16 Previous month 11–19
Opponents
16 -2
Events
5 -1

3 older matches left the 12-month period: 0 won and 3 lost. The rating is then recalculated across the full network, so the monthly change is not a sum of separate deductions.

May 2026 No new matches · 7 left period Change +29 Rating 1,271

Rating-period composition

Rating matches
30 -7
Record
11–19 Previous month 11–26
Opponents
18 -4
Events
6 -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.

April 2026 No new matches Change -5 Rating 1,242

Rating-period composition

Rating matches
37 0
Record
11–26 Previous month 11–26
Opponents
22 0
Events
7 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 · 5 left period Change +22 Rating 1,247

Rating-period composition

Rating matches
37 0
Record
11–26 Previous month 9–28
Opponents
22 -1
Events
7 0

5 older matches left the 12-month period: 1 won and 4 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 Adam Kolář
N-GEN Kids BJJ Tournament #4 Boys Gi / White grey / Pee Wee (7-9 yrs) / -41 kg (2017,2018,2019)
Method Points 03:00 0–12
Marginal influence -12
Loss
March 22, 2026 František Strnadel
N-GEN Kids BJJ Tournament #4 Boys Gi / White grey / Pee Wee (7-9 yrs) / -41 kg (2017,2018,2019)
Method Points 03:00 6–14
Marginal influence -5
Win
March 22, 2026 Timotej Flosnik
N-GEN Kids BJJ Tournament #4 Boys Gi / White grey / Pee Wee (7-9 yrs) / -41 kg (2017,2018,2019)
Method Points 03:00 13–0
Marginal influence +9
Win
March 22, 2026 František Strnadel
N-GEN Kids BJJ Tournament #4 Boys No-Gi / All belt / Pee Wee (7-9 yrs) / -41 kg (2017,2018,2019)
Method Points 03:00 10–2
Marginal influence +9
Win
March 22, 2026 Timotej Flosnik
N-GEN Kids BJJ Tournament #4 Boys No-Gi / All belt / Pee Wee (7-9 yrs) / -41 kg (2017,2018,2019)
Method Submission 00:41 6–0
Marginal influence +11
February 2026 No new matches Change +6 Rating 1,225

Rating-period composition

Rating matches
37 0
Record
9–28 Previous month 9–28
Opponents
23 0
Events
7 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 · 5 left period Change +17 Rating 1,219

Rating-period composition

Rating matches
37 -5
Record
9–28 Previous month 9–33
Opponents
23 -4
Events
7 -1

5 older matches left the 12-month period: 0 won and 5 lost. The rating is then recalculated across the full network, so the monthly change is not a sum of separate deductions.

December 2025 11 new matches · 5 left period Change +31 Rating 1,202

Rating-period composition

Rating matches
42 +6
Record
9–33 Previous month 6–30
Opponents
27 +1
Events
8 +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.

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 Jakub Dominik
XIII. GrappleXmas BJJ Cup Boys Gi / White grey / Pee Wee (7-9 yrs) / -38 kg (2016,2017,2018)
Method Submission 02:55 0–13
Marginal influence -7
Win
December 20, 2025 František Strnadel
XIII. GrappleXmas BJJ Cup Boys Gi / White grey / Pee Wee (7-9 yrs) / -38 kg (2016,2017,2018)
Method Points 03:00 14–12
Marginal influence +7
Loss
December 20, 2025 Jakub Dominik
XIII. GrappleXmas BJJ Cup Boys No-Gi / All belt / Pee Wee (7-9 yrs) / -38 kg (2016,2017,2018)
Method Submission 00:34 0–4
Marginal influence -8
Win
December 20, 2025 Jan Lazárek
XIII. GrappleXmas BJJ Cup Boys No-Gi / All belt / Pee Wee (7-9 yrs) / -38 kg (2016,2017,2018)
Method Submission 02:07 4–7
Marginal influence +8
Win
December 20, 2025 František Strnadel
XIII. GrappleXmas BJJ Cup Boys No-Gi / All belt / Pee Wee (7-9 yrs) / -38 kg (2016,2017,2018)
Method Submission 01:36 2–0
Marginal influence +8
Win
December 6, 2025 Unknown opponent
TATAMY 18 KIDS (No-GI and GI round robin) Kids / Gi / 7-9 years / Mix / All levels / -40 kg
Method Submission 00:29 0–0
Marginal influence +12
Loss
December 6, 2025 Tomáš Dvorský
TATAMY 18 KIDS (No-GI and GI round robin) Kids / Gi / 7-9 years / Mix / All levels / -40 kg
Method Submission 00:15 0–0
Marginal influence -8
Loss
December 6, 2025 Reka Molnar
TATAMY 18 KIDS (No-GI and GI round robin) Kids / Gi / 7-9 years / Mix / All levels / -40 kg
Method Points 03:00 2–3
Marginal influence -11
Loss
December 6, 2025 Unknown opponent
TATAMY 18 KIDS (No-GI and GI round robin) Kids / No Gi / 7-9 years / Mix / All levels / -40 kg
Method Submission 00:53 0–0
Marginal influence -6
Win
December 6, 2025 Reka Molnar
TATAMY 18 KIDS (No-GI and GI round robin) Kids / No Gi / 7-9 years / Mix / All levels / -40 kg
Method Submission 02:31 0–0
Marginal influence +9
Loss
December 6, 2025 Muhammad Dudaev
TATAMY 18 KIDS (No-GI and GI round robin) Kids / No Gi / 7-9 years / Mix / All levels / -40 kg
Method Submission 01:28 0–0
Marginal influence -7
November 2025 No new matches · 7 left period Change -30 Rating 1,171

Rating-period composition

Rating matches
36 -7
Record
6–30 Previous month 9–34
Opponents
26 -5
Events
7 -1

7 older matches left the 12-month period: 3 won and 4 lost. The rating is then recalculated across the full network, so the monthly change is not a sum of separate deductions.

October 2025 3 new matches Change +12 Rating 1,201

Rating-period composition

Rating matches
43 +3
Record
9–34 Previous month 7–33
Opponents
31 +2
Events
8 +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 5, 2025 František Strnadel
AOM Cup Kids 3 Boys Gi / White / U7 (2019,2018) / +29 kg
Method Points 03:00 13–9
Marginal influence +7
Loss
October 5, 2025 Milan Kolomazník
AOM Cup Kids 3 Boys Gi / White / U7 (2019,2018) / +29 kg
Method Submission 00:43 0–7
Marginal influence -7
Win
October 5, 2025 Jakub Zima
AOM Cup Kids 3 Boys Gi / White / U7 (2019,2018) / +29 kg
Method Points 03:00 9–0
Marginal influence +7
September 2025 8 new matches Change -29 Rating 1,189

Rating-period composition

Rating matches
40 +8
Record
7–33 Previous month 6–26
Opponents
29 +3
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
September 20, 2025 Adela Kucerova
TATAMY 16 KIDS (No-GI and GI round robin) Kids / Gi / 7-9 years / Mix / All levels / -36 kg
Method Points 03:00 0–4
Marginal influence -12
Loss
September 20, 2025 Denis Marakhovskii
TATAMY 16 KIDS (No-GI and GI round robin) Kids / Gi / 7-9 years / Mix / All levels / -36 kg
Method Points 03:00 0–2
Marginal influence -4
Loss
September 20, 2025 Unknown opponent
TATAMY 16 KIDS (No-GI and GI round robin) Kids / Gi / 7-9 years / Mix / All levels / -36 kg
Method Submission 01:56 0–0
Marginal influence -4
Win
September 20, 2025 František Strnadel
TATAMY 16 KIDS (No-GI and GI round robin) Kids / Gi / 7-9 years / Mix / All levels / -36 kg
Method Points 03:00 5–0
Marginal influence +6
Loss
September 20, 2025 Artur Kovalov
TATAMY 16 KIDS (No-GI and GI round robin) Kids / No Gi / 7-9 years / Mix / All levels / -36 kg
Method Submission 00:26 0–0
Marginal influence -3
Loss
September 20, 2025 Amelie Cervinkova
TATAMY 16 KIDS (No-GI and GI round robin) Kids / No Gi / 7-9 years / Mix / All levels / -36 kg
Method Points 03:00 0–2
Marginal influence -12
Loss
September 20, 2025 Unknown opponent
TATAMY 16 KIDS (No-GI and GI round robin) Kids / No Gi / 7-9 years / Mix / All levels / -36 kg
Method Submission 01:39 0–0
Marginal influence -5
Loss
September 20, 2025 Alex Janda
TATAMY 16 KIDS (No-GI and GI round robin) Kids / No Gi / 7-9 years / Mix / All levels / -36 kg
Method Submission 00:15 0–0
Marginal influence -5
Relevant matches
17.6
Official ranking percentile
Top 64%
Performance
6.5 pp below expectation

17.6 weighted matches against 16 different opponents across 5 events

Weighted win rate
38.6%
Expected win rate
45.0%
Average opponent rating
1,293
Repeated-opponent share
40.7%
Network connectivity
80.9%