Leonel Kähm - Rating | TopBJJ Index

Calculation details

Rating breakdown for the past 12 months

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 1,360

Rating-period composition

Rating matches: 9 0
Record: 5–4 Previous month 5–4
Opponents: 7 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.

July 2026 No new matches Change 0 Rating 1,360

Rating-period composition

Rating matches: 9 0
Record: 5–4 Previous month 5–4
Opponents: 7 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.

June 2026 No new matches Change +4 Rating 1,360

Rating-period composition

Rating matches: 9 0
Record: 5–4 Previous month 5–4
Opponents: 7 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.

May 2026 4 new matches Change +33 Rating 1,356

Rating-period composition

Rating matches: 9 +4
Record: 5–4 Previous month 3–2
Opponents: 7 +2
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.

Win

May 10, 2026 Daniel Schefner

Southside Battle Trials 2026 - Kinder und Jugendliche U13 - male NoGi / U13 - Male - NoGi - Alter 10 Jahre bis 12 Jahre / -45 kg

Method Submission 03:32 14–3

Marginal influence +14

Loss

May 10, 2026 Vincent Holzhey

Southside Battle Trials 2026 - Kinder und Jugendliche U13 - male NoGi / U13 - Male - NoGi - Alter 10 Jahre bis 12 Jahre / -45 kg

Method Submission 00:26 0–2

Marginal influence -18

Win

May 10, 2026 Christos Kalkanteras

Southside Battle Trials 2026 - Kinder und Jugendliche U13 - male Gi / U13 - Male - Gi - Alter 10 Jahre bis 12 Jahre / -47 kg

Method Submission 0–0

Marginal influence +16

Loss

May 10, 2026 Daniel Schefner

Southside Battle Trials 2026 - Kinder und Jugendliche U13 - male Gi / U13 - Male - Gi - Alter 10 Jahre bis 12 Jahre / -47 kg

Method Submission 02:15 0–11

Marginal influence -8

April 2026 3 new matches Change +116 Rating 1,323

Rating-period composition

Rating matches: 5 +3
Record: 3–2 Previous month 1–1
Opponents: 5 +3
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.

Loss

April 18, 2026 Luca Irimia

FRANKFURT SPRING OPEN CHAMPIONSHIP 2026 I EUROPEAN CUP Boys No-Gi (under 16 y.o.) / White / 12-13 years / -41 kg

Method Submission 01:17 0–4

Marginal influence -14

Win

April 18, 2026 Bojan Trnavac

FRANKFURT SPRING OPEN CHAMPIONSHIP 2026 I EUROPEAN CUP Boys No-Gi (under 16 y.o.) / White / 12-13 years / -41 kg

Method Points 04:00 7–0

Marginal influence +10

Win

April 18, 2026 Hamza Turgay

FRANKFURT SPRING OPEN CHAMPIONSHIP 2026 I EUROPEAN CUP Boys Gi (under 16 y.o.) / White / 10-11 years / -42 kg

Method Points 04:00 4–0

Marginal influence +20

March 2026 2 new matches Change Starting point Rating 1,207

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 15, 2026 Daniel Schefner

Newcomer Battle Trials 2026 U13 - male Gi / U13 - Male Gi - Alter 10 Jahre bis 12 Jahre / -47 kg

Method Points 04:00 3–7

Marginal influence -8

Win

March 15, 2026 Julian Kiesel

Newcomer Battle Trials 2026 U13 - male Gi / U13 - Male Gi - Alter 10 Jahre bis 12 Jahre / -47 kg

Method Points 04:00 4–0

Marginal influence +12

Relevant matches: 7.2

Official ranking percentile: Top 40%

Performance: 13.2 pp above expectation

7.2 weighted matches against 7 different opponents across 3 events

Weighted win rate: 61.0%
Expected win rate: 47.8%
Average opponent rating: 1,276
Repeated-opponent share: 22.2%
Network connectivity: 80.9%