Alexandr Rác - 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 1,233

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.

July 2026 No new matches Change 0 Rating 1,233

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.

June 2026 No new matches Change -1 Rating 1,233

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.

May 2026 No new matches Change 0 Rating 1,234

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.

April 2026 No new matches Change 0 Rating 1,234

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.

March 2026 No new matches Change +2 Rating 1,234

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.

February 2026 No new matches Change +2 Rating 1,232

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 3 new matches Change +148 Rating 1,230

Rating-period composition

Rating matches: 7 +3
Record: 2–5 Previous month 0–4
Opponents: 6 +3
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 Nikolas Soudný

GRIND 12 Kids (NO-GI & GI ROUND ROBIN) Gi / 13-14 years / Boy / -45 kg / Beginner

Method Submission 00:23 2–0

Marginal influence +4

Win

January 24, 2026 Martin Jurečka

GRIND 12 Kids (NO-GI & GI ROUND ROBIN) Gi / 13-14 years / Boy / -45 kg / Beginner

Method Points 04:00 4–2

Marginal influence +30

Win

January 24, 2026 Vojtěch Tesařík

GRIND 12 Kids (NO-GI & GI ROUND ROBIN) Gi / 13-14 years / Boy / -45 kg / Beginner

Method Points 04:00 16–0

Marginal influence +25

December 2025 2 new matches Change -34 Rating 1,082

Rating-period composition

Rating matches: 4 +2
Record: 0–4 Previous month 0–2
Opponents: 3 +1
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

December 6, 2025 Václav Bednář

TATAMY 18 KIDS (No-GI and GI round robin) Kids / No Gi / 13-14 years / Boys / Beginner / -45 kg

Method Submission 01:11 0–0

Marginal influence -22

Loss

December 6, 2025 Václav Bednář

TATAMY 18 KIDS (No-GI and GI round robin) Kids / No Gi / 13-14 years / Boys / Beginner / -45 kg

Method Submission 01:05 0–0

Marginal influence -22

November 2025 2 new matches Change Starting point Rating 1,116

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 23, 2025 Markus Vasilev

ADCC Czech National Championship 2025 Boys Junior / 13-14 years / Beginner / -45 kg

Method Submission 00:57 0–0

Marginal influence -31

Loss

November 23, 2025 Albert Ficek

ADCC Czech National Championship 2025 Boys Junior / 13-14 years / Beginner / -45 kg

Method Submission 02:39 0–0

Marginal influence -26

Relevant matches: 5.2

Official ranking percentile: Top 80%

Performance: 17.4 pp below expectation

5.2 weighted matches against 6 different opponents across 3 events

Weighted win rate: 28.8%
Expected win rate: 46.2%
Average opponent rating: 1,288
Repeated-opponent share: 14.3%
Network connectivity: 80.9%