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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 1,311

Rating-period composition

Rating matches
12 0
Record
4–8 Previous month 4–8
Opponents
7 0
Events
2 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 1,311

Rating-period composition

Rating matches
12 0
Record
4–8 Previous month 4–8
Opponents
7 0
Events
2 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 1,311

Rating-period composition

Rating matches
12 0
Record
4–8 Previous month 4–8
Opponents
7 0
Events
2 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 · 1 left period Change +12 Rating 1,310

Rating-period composition

Rating matches
12 -1
Record
4–8 Previous month 4–9
Opponents
7 -1
Events
2 -1

1 older matches left the 12-month period: 0 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 Change 0 Rating 1,298

Rating-period composition

Rating matches
13 0
Record
4–9 Previous month 4–9
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.

March 2026 No new matches Change +4 Rating 1,298

Rating-period composition

Rating matches
13 0
Record
4–9 Previous month 4–9
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.

February 2026 5 new matches · 7 left period Change -64 Rating 1,294

Rating-period composition

Rating matches
13 -2
Record
4–9 Previous month 7–8
Opponents
8 -1
Events
3 0

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.

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 Nikolas Soudný
TATAMY 19: Czech Open Championship (kids) Kids / No Gi / 13-14 years / Boys / Intermediate / -45 kg
Method Submission 00:58 0–0
Marginal influence -18
Loss
February 21, 2026 Viktor Stankovic
TATAMY 19: Czech Open Championship (kids) Kids / No Gi / 13-14 years / Boys / Intermediate / -45 kg
Method Submission 02:04 0–0
Marginal influence -19
Loss
February 21, 2026 Matyáš Barák
TATAMY 19: Czech Open Championship (kids) Kids / No Gi / 13-14 years / Boys / Intermediate / -45 kg
Method Submission 03:26 0–0
Marginal influence -9
Loss
February 21, 2026 Matyáš Barák
TATAMY 19: Czech Open Championship (kids) Kids / Gi / 13-14 years / Boys / Yellow/orange/green belt / -45 kg
Method Submission 01:45 6–0
Marginal influence -1
Loss
February 21, 2026 Matyáš Barák
TATAMY 19: Czech Open Championship (kids) Kids / Gi / 13-14 years / Boys / Yellow/orange/green belt / -45 kg
Method Submission 01:56 0–3
Marginal influence -1
January 2026 No new matches Change 0 Rating 1,358

Rating-period composition

Rating matches
15 0
Record
7–8 Previous month 7–8
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.

December 2025 7 new matches · 7 left period Change +58 Rating 1,358

Rating-period composition

Rating matches
15 0
Record
7–8 Previous month 6–9
Opponents
9 +2
Events
3 0

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.

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 Šimon Janků
XIII. GrappleXmas BJJ Cup Boys No-Gi / All belt / Junior I (12-13 yrs) / -46 kg (2012,2013)
Method Submission 03:20 5–0
Marginal influence +13
Loss
December 20, 2025 Zdeněk Vlček
XIII. GrappleXmas BJJ Cup Boys No-Gi / All belt / Junior I (12-13 yrs) / -46 kg (2012,2013)
Method Submission 00:45 0–0
Marginal influence -12
Win
December 20, 2025 Václav Bednář
XIII. GrappleXmas BJJ Cup Boys No-Gi / All belt / Junior I (12-13 yrs) / -46 kg (2012,2013)
Method Points 04:00 6–0
Marginal influence +18
Loss
December 20, 2025 Jan Kubín
XIII. GrappleXmas BJJ Cup Boys No-Gi / All belt / Junior I (12-13 yrs) / -46 kg (2012,2013)
Method Submission 00:32 0–7
Marginal influence -6
Loss
December 20, 2025 Zdeněk Vlček
XIII. GrappleXmas BJJ Cup Boys Gi / White grey / Junior I (12-13 yrs) / -46 kg (2012,2013)
Method Submission 01:09 0–2
Marginal influence -2
Win
December 20, 2025 Šimon Janků
XIII. GrappleXmas BJJ Cup Boys Gi / White grey / Junior I (12-13 yrs) / -46 kg (2012,2013)
Method Points 04:00 5–2
Marginal influence +15
Win
December 20, 2025 Václav Bednář
XIII. GrappleXmas BJJ Cup Boys Gi / White grey / Junior I (12-13 yrs) / -46 kg (2012,2013)
Method Submission 03:35 3–0
Marginal influence +21
November 2025 No new matches · 5 left period Change -47 Rating 1,300

Rating-period composition

Rating matches
15 -5
Record
6–9 Previous month 9–11
Opponents
7 -5
Events
3 -1

5 older matches left the 12-month period: 3 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 -1 Rating 1,347

Rating-period composition

Rating matches
20 0
Record
9–11 Previous month 9–11
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 1,348

Rating-period composition

Rating matches
20 0
Record
9–11 Previous month 9–11
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
8.6
Official ranking percentile
Top 57%
Performance
-

8.6 weighted matches against 7 different opponents across 2 events

Weighted win rate
-
Expected win rate
-
Average opponent rating
1,472
Repeated-opponent share
41.7%
Network connectivity
80.9%