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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 1,317

Rating-period composition

Rating matches
14 0
Record
7–7 Previous month 7–7
Opponents
13 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 1,317

Rating-period composition

Rating matches
14 0
Record
7–7 Previous month 7–7
Opponents
13 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 -1 Rating 1,317

Rating-period composition

Rating matches
14 0
Record
7–7 Previous month 7–7
Opponents
13 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 · 3 left period Change -37 Rating 1,318

Rating-period composition

Rating matches
14 -3
Record
7–7 Previous month 9–8
Opponents
13 -1
Events
4 -1

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.

April 2026 No new matches · 3 left period Change +14 Rating 1,355

Rating-period composition

Rating matches
17 -3
Record
9–8 Previous month 10–10
Opponents
14 -1
Events
5 -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 No new matches · 4 left period Change -42 Rating 1,341

Rating-period composition

Rating matches
20 -4
Record
10–10 Previous month 13–11
Opponents
15 -4
Events
6 -1

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

February 2026 No new matches Change +4 Rating 1,383

Rating-period composition

Rating matches
24 0
Record
13–11 Previous month 13–11
Opponents
19 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 Change -1 Rating 1,379

Rating-period composition

Rating matches
24 0
Record
13–11 Previous month 13–11
Opponents
19 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.

December 2025 2 new matches Change +11 Rating 1,380

Rating-period composition

Rating matches
24 +2
Record
13–11 Previous month 12–10
Opponents
19 +1
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.
Win
December 20, 2025 Elen Kolomazníková
XIII. GrappleXmas BJJ Cup Girls Gi / All belt / Pee Wee (7-9yrs) / -26 kg (2016,2017,2018)
Method Submission 00:22 7–0
Marginal influence +16
Loss
December 20, 2025 Elena Chudobová
XIII. GrappleXmas BJJ Cup Girls Gi / All belt / Pee Wee (7-9yrs) / -26 kg (2016,2017,2018)
Method Points 03:00 0–0
Marginal influence -9
November 2025 2 new matches Change -23 Rating 1,369

Rating-period composition

Rating matches
22 +2
Record
12–10 Previous month 12–8
Opponents
18 +1
Events
6 +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
November 23, 2025 David Řezníček
ADCC Czech National Championship 2025 Boys Junior / 7-8 years / Intermediate / -28 kg
Method Submission 02:47 0–0
Marginal influence -19
Loss
November 23, 2025 Unknown opponent
ADCC Czech National Championship 2025 Boys Junior / 7-8 years / Intermediate / -28 kg
Method Submission 00:30 0–0
Marginal influence -17
October 2025 10 new matches Change +76 Rating 1,392

Rating-period composition

Rating matches
20 +10
Record
12–8 Previous month 6–4
Opponents
17 +8
Events
5 +2

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 Natalie Fluxa
N-GEN Kids BJJ Tournament #3 Girls Gi / All belt / Pee Wee (7-9yrs) / -26 kg (2016,2017,2018)
Method Points 03:00 0–9
Marginal influence -15
Win
October 25, 2025 Sára Skupníková
N-GEN Kids BJJ Tournament #3 Girls Gi / All belt / Pee Wee (7-9yrs) / -26 kg (2016,2017,2018)
Method Points 03:00 7–0
Marginal influence +16
Win
October 25, 2025 Elena Chudobová
N-GEN Kids BJJ Tournament #3 Girls Gi / All belt / Pee Wee (7-9yrs) / -26 kg (2016,2017,2018)
Method Points 03:00 6–0
Marginal influence +15
Loss
October 25, 2025 Lilan Jantošová
N-GEN Kids BJJ Tournament #3 Girls Gi / All belt / Pee Wee (7-9yrs) / -26 kg (2016,2017,2018)
Method Submission 02:17 0–0
Marginal influence -11
Loss
October 25, 2025 Valéria Emma Holotová
N-GEN Kids BJJ Tournament #3 Girls No-Gi / All belt / Pee Wee (7-9yrs) / -32 kg (2016,2017,2018)
Method Points 03:00 0–8
Marginal influence -16
Loss
October 25, 2025 Aurélia Nena Holotová
N-GEN Kids BJJ Tournament #3 Girls No-Gi / All belt / Pee Wee (7-9yrs) / -32 kg (2016,2017,2018)
Method Points 03:00 0–9
Marginal influence -15
Win
October 25, 2025 Libuse Vanek
N-GEN Kids BJJ Tournament #3 Girls No-Gi / All belt / Pee Wee (7-9yrs) / -32 kg (2016,2017,2018)
Method Points 03:00 20–0
Marginal influence +4
Win
October 5, 2025 Jonáš Mareček
AOM Cup Kids 3 Mix Gi / White, Grey / U7 (2019,2018) / -26 kg
Method Submission 01:38 10–0
Marginal influence +9
Win
October 5, 2025 Marek Kostka
AOM Cup Kids 3 Mix Gi / White, Grey / U7 (2019,2018) / -26 kg
Method Points 03:00 6–0
Marginal influence +17
Win
October 5, 2025 Anežka Stejskalová
AOM Cup Kids 3 Mix Gi / White, Grey / U7 (2019,2018) / -26 kg
Method Points 03:00 6–2
Marginal influence +16
September 2025 No new matches Change -3 Rating 1,316

Rating-period composition

Rating matches
10 0
Record
6–4 Previous month 6–4
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.

Relevant matches
10.3
Official ranking percentile
Top 55%
Performance
7.4 pp below expectation

10.3 weighted matches against 13 different opponents across 4 events

Weighted win rate
49.4%
Expected win rate
56.9%
Average opponent rating
1,238
Repeated-opponent share
7.1%
Network connectivity
80.9%