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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 9 new matches Change +54 Rating 1,441

Rating-period composition

Rating matches
50 +9
Record
25–25 Previous month 17–24
Opponents
27 +6
Events
10 +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
August 29, 2026 Luke Herbert
Grappling Industries INNSBRUCK Gi Kids / 14 - 15 years (Male) / Yellow/Orange / -125 lbs
Method Points 03:00 12–0
Marginal influence +3
Win
August 29, 2026 Luke Herbert
Grappling Industries INNSBRUCK Gi Kids / 14 - 15 years (Male) / Yellow/Orange / -125 lbs
Method Submission 01:01 7–0
Marginal influence +3
Win
August 29, 2026 Yehor Lavrynenko
Grappling Industries INNSBRUCK No Gi Kids / 14 - 15 years (Male) / Advanced (Yellow/Orange) / -125 lbs
Method Disqualification 03:53 6–2
Marginal influence +7
Win
August 29, 2026 Luke Herbert
Grappling Industries INNSBRUCK No Gi Kids / 14 - 15 years (Male) / Advanced (Yellow/Orange) / -125 lbs
Method Submission 01:49 6–0
Marginal influence +6
Win
August 22, 2026 Illia Basha
KARL MARX CUP: BRAZILIAN JIU-JITSU GI & NO-GI ROUND ROBIN TURNIER TEEN Boys No-Gi / Teens / Advanced / bis 55 kg (Light Feather)
Method Submission 02:53 6–0
Marginal influence +5
Win
August 22, 2026 Illia Basha
KARL MARX CUP: BRAZILIAN JIU-JITSU GI & NO-GI ROUND ROBIN TURNIER TEEN Boys No-Gi / Teens / Advanced / bis 55 kg (Light Feather)
Method Submission 02:34 9–0
Marginal influence +5
Win
August 22, 2026 Lucas Birke
KARL MARX CUP: BRAZILIAN JIU-JITSU GI & NO-GI ROUND ROBIN TURNIER TEEN Boys Gi / bis 66 kg (Light) / White/Grey / Teen (14-15 Jahre)
Method Submission 01:16 0–0
Marginal influence +5
Loss
August 22, 2026 Damian Locher
KARL MARX CUP: BRAZILIAN JIU-JITSU GI & NO-GI ROUND ROBIN TURNIER TEEN Boys Gi / bis 66 kg (Light) / White/Grey / Teen (14-15 Jahre)
Method Submission 0–0
Marginal influence -8
Win
August 22, 2026 Mio Zielke
KARL MARX CUP: BRAZILIAN JIU-JITSU GI & NO-GI ROUND ROBIN TURNIER TEEN Boys Gi / bis 66 kg (Light) / White/Grey / Teen (14-15 Jahre)
Method Points 12–7
Marginal influence +6
July 2026 No new matches Change 0 Rating 1,387

Rating-period composition

Rating matches
41 0
Record
17–24 Previous month 17–24
Opponents
21 0
Events
8 0

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

June 2026 7 new matches Change -26 Rating 1,387

Rating-period composition

Rating matches
41 +7
Record
17–24 Previous month 16–18
Opponents
21 +4
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
June 27, 2026 Adrian Hellhorn
GERMAN NATIONAL OPEN CHAMPIONSHIP 2026 Boys No-Gi (under 16 y.o.) / Orange / 14-15 years / -50 kg
Method Submission 01:12 0–0
Marginal influence +9
Loss
June 27, 2026 Matvii Viktorov
GERMAN NATIONAL OPEN CHAMPIONSHIP 2026 Boys No-Gi (under 16 y.o.) / Orange / 14-15 years / -50 kg
Method Points 04:00 4–8
Marginal influence -4
Loss
June 27, 2026 Paris Sidiropoulos
GERMAN NATIONAL OPEN CHAMPIONSHIP 2026 Boys No-Gi (under 16 y.o.) / Orange / 14-15 years / -50 kg
Method Points 04:00 0–10
Marginal influence -6
Loss
June 27, 2026 Paris Sidiropoulos
GERMAN NATIONAL OPEN CHAMPIONSHIP 2026 Boys Gi (under 16 y.o.) / Orange / 14-15 years / -50 kg
Method Submission 02:33 2–12
Marginal influence -5
Loss
June 27, 2026 Matvii Viktorov
GERMAN NATIONAL OPEN CHAMPIONSHIP 2026 Boys Gi (under 16 y.o.) / Orange / 14-15 years / -50 kg
Method Submission 03:02 2–0
Marginal influence -7
Loss
June 27, 2026 Adrian Hellhorn
GERMAN NATIONAL OPEN CHAMPIONSHIP 2026 Boys Gi (under 16 y.o.) / Orange / 14-15 years / -50 kg
Method Submission 02:48 2–9
Marginal influence -8
Loss
June 27, 2026 Mark Ponomarenko
GERMAN NATIONAL OPEN CHAMPIONSHIP 2026 Boys Absolute Division
Method Submission 00:24 0–2
Marginal influence -7
May 2026 4 new matches · 2 left period Change +10 Rating 1,413

Rating-period composition

Rating matches
34 +2
Record
16–18 Previous month 15–17
Opponents
17 +1
Events
7 0

2 older matches left the 12-month period: 0 won and 2 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
May 23, 2026 Matvii Romaniuk
NAGA Germany Grappling Championship Teens Gi (Male) / Intermediate / 45 - 49.9 / 14-15 years
Method Points 03:00 2–7
Marginal influence -2
Loss
May 23, 2026 Matvii Romaniuk
NAGA Germany Grappling Championship Teens Gi (Male) / Intermediate / 45 - 49.9 / 14-15 years
Method Submission 01:25 0–9
Marginal influence -2
Win
May 23, 2026 Matvii Romaniuk
NAGA Germany Grappling Championship Teens Gi (Male) / Intermediate / 45 - 49.9 / 14-15 years
Method Submission 02:12 0–0
Marginal influence +6
Loss
May 23, 2026 Matvii Romaniuk
NAGA Germany Grappling Championship Teens No-Gi (Male) / Intermediate / 45 - 49.9 / 14-15 years
Method Points 03:00 3–5
Marginal influence -5
April 2026 3 new matches Change -5 Rating 1,403

Rating-period composition

Rating matches
32 +3
Record
15–17 Previous month 14–15
Opponents
16 +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
April 18, 2026 Romeo Joyner
FRANKFURT SPRING OPEN CHAMPIONSHIP 2026 I EUROPEAN CUP Boys Absolute Division GI
Method Submission 00:19 0–0
Marginal influence -6
Win
April 18, 2026 Damir Jugovic
FRANKFURT SPRING OPEN CHAMPIONSHIP 2026 I EUROPEAN CUP Boys No-Gi (under 16 y.o.) / Yellow / 12-13 years / -50 kg
Method Submission 00:37 6–0
Marginal influence +7
Loss
April 18, 2026 Damir Jugovic
FRANKFURT SPRING OPEN CHAMPIONSHIP 2026 I EUROPEAN CUP Boys Gi (under 16 y.o.) / Yellow / 12-13 years / -55 kg
Method Submission 00:24 0–0
Marginal influence -10
March 2026 9 new matches · 4 left period Change +36 Rating 1,408

Rating-period composition

Rating matches
29 +5
Record
14–15 Previous month 10–14
Opponents
14 +3
Events
6 0

4 older matches left the 12-month period: 2 won and 2 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 14, 2026 Zaur Fotiadi
Grappling Industries NUREMBERG No Gi Kids / Advanced (Yellow/Orange) / 12 - 13 years (Male) / -115 lbs
Method Submission 01:31 0–5
Marginal influence -6
Loss
March 14, 2026 Zaur Fotiadi
Grappling Industries NUREMBERG Gi Kids / Yellow/Orange / 12 - 13 years (Male) / -115 lbs
Method Submission 01:04 0–3
Marginal influence -2
Win
Grappling Industries NUREMBERG No Gi Kids / Advanced (Yellow/Orange) / 12 - 13 years (Male) / -115 lbs
Method Submission 00:10 0–0
Marginal influence +4
Win
March 14, 2026 Joshua Schmidt
Grappling Industries NUREMBERG No Gi Kids / Advanced (Yellow/Orange) / 12 - 13 years (Male) / -115 lbs
Method Submission 00:57 0–0
Marginal influence +8
Win
March 14, 2026 Lukas Schnabel
Grappling Industries NUREMBERG No Gi Kids / Advanced (Yellow/Orange) / 12 - 13 years (Male) / -115 lbs
Method Submission 00:27 0–0
Marginal influence +6
Win
March 14, 2026 Justus Wiebe
Grappling Industries NUREMBERG Gi Kids / Yellow/Orange / 12 - 13 years (Male) / -115 lbs
Method Submission 00:24 6–0
Marginal influence +3
Win
March 14, 2026 Joshua Schmidt
Grappling Industries NUREMBERG Gi Kids / Yellow/Orange / 12 - 13 years (Male) / -115 lbs
Method Submission 00:48 0–0
Marginal influence +7
Win
March 14, 2026 Lukas Schnabel
Grappling Industries NUREMBERG Gi Kids / Yellow/Orange / 12 - 13 years (Male) / -115 lbs
Method Points 03:00 2–0
Marginal influence +4
Loss
March 14, 2026 Zaur Fotiadi
Grappling Industries NUREMBERG Gi Kids / Yellow/Orange / 12 - 13 years (Male) / -115 lbs
Method Points 03:00 0–5
Marginal influence -2
February 2026 No new matches Change +6 Rating 1,372

Rating-period composition

Rating matches
24 0
Record
10–14 Previous month 10–14
Opponents
11 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.

January 2026 4 new matches Change +34 Rating 1,366

Rating-period composition

Rating matches
24 +4
Record
10–14 Previous month 7–13
Opponents
11 +2
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.
Win
January 31, 2026 Unknown User
The Combatch Games 5: Kids & Teens - Berlin Teen Boys Nogi / Fortgeschrittene / Teen 1 (12/13yrs) / - 55 kg
Method Submission 01:43 0–4
Marginal influence +7
Loss
January 31, 2026 Fuga Sakai
The Combatch Games 5: Kids & Teens - Berlin Teen Boys Nogi / Fortgeschrittene / Teen 1 (12/13yrs) / - 55 kg
Method Disqualification 00:53 0–0
Marginal influence -6
Win
January 31, 2026 Fuga Sakai
The Combatch Games 5: Kids & Teens - Berlin Teen Boys Gi / Orange & Green / Teen 1 (12/13yrs) / - 50 kg
Method Points 04:00 0–0
Marginal influence +3
Win
January 31, 2026 Fuga Sakai
The Combatch Games 5: Kids & Teens - Berlin Teen Boys Gi / Orange & Green / Teen 1 (12/13yrs) / - 50 kg
Method Points 04:00 5–0
Marginal influence +3
December 2025 No new matches Change -3 Rating 1,332

Rating-period composition

Rating matches
20 0
Record
7–13 Previous month 7–13
Opponents
9 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.

November 2025 No new matches · 3 left period Change -31 Rating 1,335

Rating-period composition

Rating matches
20 -3
Record
7–13 Previous month 9–14
Opponents
9 -3
Events
5 -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.

October 2025 9 new matches · 2 left period Change -15 Rating 1,366

Rating-period composition

Rating matches
23 +7
Record
9–14 Previous month 8–8
Opponents
12 +2
Events
6 +1

2 older matches left the 12-month period: 2 won and 0 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
October 11, 2025 Seyyid Mendi
Grappling Industries NUREMBERG No Gi Kids / Advanced (Yellow/Orange) / 12 - 13 years (Male) / -105 lbs
Method Submission 01:22 0–4
Marginal influence -3
Win
October 11, 2025 Adam Dockal
Grappling Industries NUREMBERG No Gi Kids / Advanced (Yellow/Orange) / 12 - 13 years (Male) / -105 lbs
Method Submission 02:16 3–0
Marginal influence +7
Loss
October 11, 2025 Adam Dockal
Grappling Industries NUREMBERG Gi Kids / Yellow/Orange / 12 - 13 years (Male) / -105 lbs
Method Submission 01:30 0–2
Marginal influence -4
Loss
October 11, 2025 Seyyid Mendi
Grappling Industries NUREMBERG Gi Kids / Yellow/Orange / 12 - 13 years (Male) / -105 lbs
Method Submission 01:25 0–11
Marginal influence -4
Loss
October 4, 2025 Aleksander Tavitkian
NAGA Europe Grappling Championship Children Gi (Male) / Expert / 40 - 44.9 / 12-13 years
Method Points 04:00 0–7
Marginal influence -5
Win
October 4, 2025 Adam Dockal
NAGA Europe Grappling Championship Children Gi (Male) / Expert / 40 - 44.9 / 12-13 years
Method Points 04:00 0–0
Marginal influence +6
Loss
October 4, 2025 Adam Dockal
NAGA Europe Grappling Championship Children No-Gi (Male) / Expert / 40 - 44.9 / 12-13 years
Method Points 04:00 0–12
Marginal influence -3
Loss
October 4, 2025 Unknown User
NAGA Europe Grappling Championship Children No-Gi (Male) / Expert / 40 - 44.9 / 12-13 years
Method Points 04:00 4–6
Marginal influence -3
Win
October 4, 2025 Noe El Hachani
NAGA Europe Grappling Championship Children No-Gi (Male) / Expert / 40 - 44.9 / 12-13 years
Method Submission 0–0
Marginal influence +6
September 2025 5 new matches · 2 left period Change -24 Rating 1,381

Rating-period composition

Rating matches
16 +3
Record
8–8 Previous month 8–5
Opponents
10 -1
Events
5 0

2 older matches left the 12-month period: 2 won and 0 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
September 27, 2025 Unknown User
NÜRNBERG OPEN CHAMPIONSHIP 2025 Boys No-Gi (under 16 y.o.) / Yellow / 12-13 years / -50 kg
Method Submission 00:36 6–0
Marginal influence +4
Loss
September 27, 2025 Seyyid Mendi
NÜRNBERG OPEN CHAMPIONSHIP 2025 Boys No-Gi (under 16 y.o.) / Yellow / 12-13 years / -50 kg
Method Submission 01:00 0–2
Marginal influence -3
Win
September 27, 2025 Nikita Soynikov
NÜRNBERG OPEN CHAMPIONSHIP 2025 Boys No-Gi (under 16 y.o.) / Yellow / 12-13 years / -50 kg
Method Submission 00:46 3–0
Marginal influence +6
Loss
September 27, 2025 Seyyid Mendi
NÜRNBERG OPEN CHAMPIONSHIP 2025 Boys Gi (under 16 y.o.) / Yellow / 12-13 years / -50 kg
Method Submission 01:24 0–7
Marginal influence -4
Loss
September 27, 2025 Nikita Soynikov
NÜRNBERG OPEN CHAMPIONSHIP 2025 Boys Gi (under 16 y.o.) / Yellow / 12-13 years / -50 kg
Method Submission 02:35 0–7
Marginal influence -9
Relevant matches
34.5
Official ranking percentile
Top 17%
Performance
3.0 pp above expectation

34.5 weighted matches against 27 different opponents across 10 events

Weighted win rate
50.5%
Expected win rate
47.5%
Average opponent rating
1,390
Repeated-opponent share
46.0%
Network connectivity
80.9%