Šimon Janků - 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 1,201

Rating-period composition

Rating matches: 10 0
Record: 1–9 Previous month 1–9
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 1,201

Rating-period composition

Rating matches: 10 0
Record: 1–9 Previous month 1–9
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 0 Rating 1,201

Rating-period composition

Rating matches: 10 0
Record: 1–9 Previous month 1–9
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 Change 0 Rating 1,201

Rating-period composition

Rating matches: 10 0
Record: 1–9 Previous month 1–9
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.

April 2026 No new matches Change +2 Rating 1,201

Rating-period composition

Rating matches: 10 0
Record: 1–9 Previous month 1–9
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.

March 2026 3 new matches Change +16 Rating 1,199

Rating-period composition

Rating matches: 10 +3
Record: 1–9 Previous month 0–7
Opponents: 7 +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

March 22, 2026 Tomas Svitek

N-GEN Kids BJJ Tournament #4 Boys Gi / Yellow orange green / Junior I (12-13 yrs) / -42 kg (2013,2014)

Method Submission 03:44 4–0

Marginal influence -12

Win

March 22, 2026 Bruno Bo Ulrich

N-GEN Kids BJJ Tournament #4 Boys Gi / Yellow orange green / Junior I (12-13 yrs) / -42 kg (2013,2014)

Method Submission 03:14 11–0

Marginal influence +21

Loss

March 22, 2026 Matúš Škorec

N-GEN Kids BJJ Tournament #4 Boys Gi / Yellow orange green / Junior I (12-13 yrs) / -42 kg (2013,2014)

Method Submission 02:06 0–0

Marginal influence -7

February 2026 No new matches Change -5 Rating 1,183

Rating-period composition

Rating matches: 7 0
Record: 0–7 Previous month 0–7
Opponents: 4 0
Events: 1 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 0 Rating 1,188

Rating-period composition

Rating matches: 7 0
Record: 0–7 Previous month 0–7
Opponents: 4 0
Events: 1 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 Change Starting point Rating 1,188

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

December 20, 2025 Mathias Mičian

XIII. GrappleXmas BJJ Cup Boys No-Gi / All belt / Junior I (12-13 yrs) / -46 kg (2012,2013)

Method Submission 03:20 0–5

Marginal influence -14

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 00:57 0–9

Marginal influence -3

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 00:20 0–0

Marginal influence -6

Loss

December 20, 2025 Václav Bednář

XIII. GrappleXmas BJJ Cup Boys No-Gi / All belt / Junior I (12-13 yrs) / -46 kg (2012,2013)

Method Submission 00:31 2–0

Marginal influence -11

Loss

December 20, 2025 Václav Bednář

XIII. GrappleXmas BJJ Cup Boys Gi / White grey / Junior I (12-13 yrs) / -46 kg (2012,2013)

Method Submission 01:04 2–2

Marginal influence -11

Loss

December 20, 2025 Mathias Mičian

XIII. GrappleXmas BJJ Cup Boys Gi / White grey / Junior I (12-13 yrs) / -46 kg (2012,2013)

Method Points 04:00 2–5

Marginal influence -14

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 00:34 0–0

Marginal influence -3

Relevant matches: 7.4

Official ranking percentile: Top 87%

Performance: -

7.4 weighted matches against 7 different opponents across 2 events

Weighted win rate: -
Expected win rate: -
Average opponent rating: 1,414
Repeated-opponent share: 30.0%
Network connectivity: 80.9%