Sergei Chernyaev - Rating

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 1,343

Rating-period composition

Rating matches: 10 0
Record: 6–4 Previous month 6–4
Opponents: 7 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.

July 2026 No new matches Change -1 Rating 1,343

Rating-period composition

Rating matches: 10 0
Record: 6–4 Previous month 6–4
Opponents: 7 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.

June 2026 No new matches · 2 left period Change -4 Rating 1,344

Rating-period composition

Rating matches: 10 -2
Record: 6–4 Previous month 7–5
Opponents: 7 -2
Events: 1 -1

2 older matches left the 12-month period: 1 won and 1 lost. The rating is then recalculated across the full network, so the monthly change is not a sum of separate deductions.

May 2026 No new matches · 2 left period Change +35 Rating 1,348

Rating-period composition

Rating matches: 12 -2
Record: 7–5 Previous month 7–7
Opponents: 9 -1
Events: 2 -1

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.

April 2026 No new matches Change -1 Rating 1,313

Rating-period composition

Rating matches: 14 0
Record: 7–7 Previous month 7–7
Opponents: 10 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 -5 Rating 1,314

Rating-period composition

Rating matches: 14 0
Record: 7–7 Previous month 7–7
Opponents: 10 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 +6 Rating 1,319

Rating-period composition

Rating matches: 14 0
Record: 7–7 Previous month 7–7
Opponents: 10 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 No new matches Change +4 Rating 1,313

Rating-period composition

Rating matches: 14 0
Record: 7–7 Previous month 7–7
Opponents: 10 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.

December 2025 10 new matches Change +131 Rating 1,309

Rating-period composition

Rating matches: 14 +10
Record: 7–7 Previous month 1–3
Opponents: 10 +7
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

December 6, 2025 Andrej Scharringer

TATAMY 18 KIDS (No-GI and GI round robin) Kids / Gi / 13-14 years / Boys / White/grey belt / -55 kg

Method Points 04:00 2–0

Marginal influence +16

Win

December 6, 2025 Samuel Kulak

TATAMY 18 KIDS (No-GI and GI round robin) Kids / Gi / 13-14 years / Boys / White/grey belt / -55 kg

Method Submission 03:15 0–0

Marginal influence +24

Loss

December 6, 2025 Matyas Ursacher

TATAMY 18 KIDS (No-GI and GI round robin) Kids / Gi / 13-14 years / Boys / White/grey belt / -55 kg

Method Decision 04:00 0–0

Marginal influence -16

Win

December 6, 2025 Richard Černohous

TATAMY 18 KIDS (No-GI and GI round robin) Kids / Gi / 13-14 years / Boys / White/grey belt / -55 kg

Method Decision 04:00 2–2

Marginal influence +17

Win

December 6, 2025 Richard Černohous

TATAMY 18 KIDS (No-GI and GI round robin) Kids / Gi / 13-14 years / Boys / White/grey belt / -55 kg

Method Points 04:00 5–0

Marginal influence +17

Loss

December 6, 2025 Michal Studnica

TATAMY 18 KIDS (No-GI and GI round robin) Kids / No Gi / 13-14 years / Boys / Beginner / -55 kg

Method Decision 04:00 0–0

Marginal influence -20

Loss

December 6, 2025 Ivo Chmelař

TATAMY 18 KIDS (No-GI and GI round robin) Kids / No Gi / 13-14 years / Boys / Beginner / -55 kg

Method Submission 02:35 0–0

Marginal influence -15

Win

December 6, 2025 Malik Dolguev

TATAMY 18 KIDS (No-GI and GI round robin) Kids / No Gi / 13-14 years / Boys / Beginner / -55 kg

Method Points 04:00 5–0

Marginal influence +3

Loss

December 6, 2025 Michal Studnica

TATAMY 18 KIDS (No-GI and GI round robin) Kids / No Gi / 13-14 years / Boys / Beginner / -55 kg

Method Decision 01:58 0–0

Marginal influence -20

Win

December 6, 2025 Richard Černohous

TATAMY 18 KIDS (No-GI and GI round robin) Kids / No Gi / 13-14 years / Boys / Beginner / -55 kg

Method Submission 02:36 0–0

Marginal influence +13

November 2025 No new matches Change 0 Rating 1,178

Rating-period composition

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

October 2025 No new matches Change 0 Rating 1,178

Rating-period composition

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

September 2025 No new matches Change -1 Rating 1,178

Rating-period composition

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

Relevant matches: 5.9

Official ranking percentile: -

Performance: -

5.9 weighted matches against 7 different opponents across 1 events

Weighted win rate: -
Expected win rate: -
Average opponent rating: 1,300
Repeated-opponent share: 30.0%
Network connectivity: 80.9%