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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 1,334

Rating-period composition

Rating matches
23 0
Record
11–12 Previous month 11–12
Opponents
15 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.

July 2026 No new matches Change 0 Rating 1,334

Rating-period composition

Rating matches
23 0
Record
11–12 Previous month 11–12
Opponents
15 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.

June 2026 No new matches Change -2 Rating 1,334

Rating-period composition

Rating matches
23 0
Record
11–12 Previous month 11–12
Opponents
15 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.

May 2026 3 new matches Change +11 Rating 1,336

Rating-period composition

Rating matches
23 +3
Record
11–12 Previous month 9–11
Opponents
15 +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
May 16, 2026 Elroy Jacob
Grappling Industries PRAGUE No Gi Kids / Beginner (White) / 14 - 15 years (Male) / -115 lbs
Method Disqualification 00:51 0–0
Marginal influence +5
Win
May 16, 2026 Elroy Jacob
Grappling Industries PRAGUE No Gi Kids / Beginner (White) / 14 - 15 years (Male) / -115 lbs
Method Submission 00:36 0–2
Marginal influence +5
Loss
May 16, 2026 Elroy Jacob
Grappling Industries PRAGUE No Gi Kids / Beginner (White) / 14 - 15 years (Male) / -115 lbs
Method Disqualification 01:16 2–2
Marginal influence -8
April 2026 6 new matches Change +30 Rating 1,325

Rating-period composition

Rating matches
20 +6
Record
9–11 Previous month 6–8
Opponents
14 +5
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
April 25, 2026 Yaroslav Solovei
GRIND 13 Kids (NO-GI & GI ROUND ROBIN) No-Gi / 13-14 years / Boy / -55 kg / Beginners
Method Points 04:00 0–2
Marginal influence -12
Loss
April 25, 2026 Nikolaos Dougalis
GRIND 13 Kids (NO-GI & GI ROUND ROBIN) No-Gi / 13-14 years / Boy / -55 kg / Beginners
Method Submission 02:57 0–0
Marginal influence -7
Win
April 25, 2026 Eliáš Fuccillo
GRIND 13 Kids (NO-GI & GI ROUND ROBIN) No-Gi / 13-14 years / Boy / -55 kg / Beginners
Method Decision 04:00 2–2
Marginal influence +3
Loss
April 25, 2026 Jan Bouška
GRIND 13 Kids (NO-GI & GI ROUND ROBIN) No-Gi / 13-14 years / Boy / -55 kg / Beginners
Method Submission 02:27 0–0
Marginal influence -9
Win
April 25, 2026 David Grgula
GRIND 13 Kids (NO-GI & GI ROUND ROBIN) Gi / 13-14 years / Boy / -55 kg / Beginner
Method Points 04:00 12–2
Marginal influence +19
Win
April 25, 2026 Adam Bartoš
GRIND 13 Kids (NO-GI & GI ROUND ROBIN) Gi / 13-14 years / Boy / -55 kg / Beginner
Method Points 04:00 13–2
Marginal influence +12
March 2026 7 new matches Change +42 Rating 1,295

Rating-period composition

Rating matches
14 +7
Record
6–8 Previous month 2–5
Opponents
9 +3
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.
Win
March 21, 2026 Filip Krupka
TATAMY 20: PRAGUE - KIDS (round robin) Kids / Gi / 13-14 years / Boys / White/grey belt / -50 kg
Method Submission 00:57 6–0
Marginal influence +14
Loss
March 21, 2026 Eliáš Fuccillo
TATAMY 20: PRAGUE - KIDS (round robin) Kids / Gi / 13-14 years / Boys / White/grey belt / -50 kg
Method Points 04:00 0–2
Marginal influence -13
Win
March 21, 2026 Eliáš Fuccillo
TATAMY 20: PRAGUE - KIDS (round robin) Kids / No Gi / 13-14 years / Boys / Beginner / -50 kg
Method Submission 00:40 0–0
Marginal influence +4
Loss
March 21, 2026 Said Juldashev
TATAMY 20: PRAGUE - KIDS (round robin) Kids / No Gi / 13-14 years / Boys / Beginner / -50 kg
Method Submission 02:39 0–3
Marginal influence -11
Win
March 7, 2026 Mikulas Kocik
2026 AGF Prague Championships Gi Kids / Boys / Juniors (12 - 13 yrs) / White / Middle I (Up to 56.70 kg)
Method Submission 00:11 0–1
Marginal influence +8
Loss
March 7, 2026 Mikulas Kocik
2026 AGF Prague Championships Gi Kids / Boys / Juniors (12 - 13 yrs) / White / Middle I (Up to 56.70 kg)
Method Submission 02:49 1–0
Marginal influence -7
Win
March 7, 2026 Mikulas Kocik
2026 AGF Prague Championships Gi Kids / Boys / Juniors (12 - 13 yrs) / White / Middle I (Up to 56.70 kg)
Method Points 03:00 1–1
Marginal influence +8
February 2026 No new matches Change +4 Rating 1,253

Rating-period composition

Rating matches
7 0
Record
2–5 Previous month 2–5
Opponents
6 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.

January 2026 1 new match Change +35 Rating 1,249

Rating-period composition

Rating matches
7 +1
Record
2–5 Previous month 2–4
Opponents
6 +1
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.
Loss
January 24, 2026 Eliáš Fuccillo
GRIND 12 Kids (NO-GI & GI ROUND ROBIN) No-Gi / 13-14 years / Boy / -50 kg / Beginners
Method Submission 00:35 0–0
Marginal influence -13
December 2025 3 new matches Change +110 Rating 1,214

Rating-period composition

Rating matches
6 +3
Record
2–4 Previous month 0–3
Opponents
5 +2
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.
Win
December 6, 2025 Samuel Nikolas Stejskal
TATAMY 18 KIDS (No-GI and GI round robin) Kids / Gi / 13-14 years / Boys / White/grey belt / -50 kg
Method Points 04:00 4–0
Marginal influence +12
Loss
December 6, 2025 Adam Lichý
TATAMY 18 KIDS (No-GI and GI round robin) Kids / Gi / 13-14 years / Boys / White/grey belt / -50 kg
Method Decision 04:00 2–2
Marginal influence -5
Win
December 6, 2025 Libor Dobeš
TATAMY 18 KIDS (No-GI and GI round robin) Kids / Gi / 13-14 years / Boys / White/grey belt / -50 kg
Method Decision 04:00 0–0
Marginal influence +13
November 2025 3 new matches Change Starting point Rating 1,104

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 1, 2025 Samuel Kulak
TATAMY 17 KIDS (No-GI and GI round robin) Kids / Gi / 13-14 years / Boys / White/grey belt / -50 kg
Method Submission 02:50 0–0
Marginal influence -9
Loss
November 1, 2025 Šimon Dyntar
TATAMY 17 KIDS (No-GI and GI round robin) Kids / Gi / 13-14 years / Boys / White/grey belt / -50 kg
Method Submission 01:23 0–0
Marginal influence -12
Loss
November 1, 2025 Adam Lichý
TATAMY 17 KIDS (No-GI and GI round robin) Kids / Gi / 13-14 years / Boys / White/grey belt / -50 kg
Method Submission 02:50 0–0
Marginal influence -5
Relevant matches
14.5
Official ranking percentile
Top 49%
Performance
4.5 pp below expectation

14.5 weighted matches against 15 different opponents across 7 events

Weighted win rate
45.7%
Expected win rate
50.2%
Average opponent rating
1,276
Repeated-opponent share
34.8%
Network connectivity
80.9%