Zarina Zubkova - 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 1,239

Rating-period composition

Rating matches: 11 0
Record: 6–5 Previous month 6–5
Opponents: 7 0
Events: 4 0

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

July 2026 2 new matches Change +35 Rating 1,239

Rating-period composition

Rating matches: 11 +2
Record: 6–5 Previous month 4–5
Opponents: 7 +1
Events: 4 +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

July 11, 2026 Jaroslav Tobiška

Pardubice Grappling Open vol.7 Boys Junior GI / 13-14 years / -55 kg / Beginner

Method Submission 01:56 0–0

Marginal influence +11

Win

July 11, 2026 Jaroslav Tobiška

Pardubice Grappling Open vol.7 Boys Junior GI / 13-14 years / -55 kg / Beginner

Method Submission 02:39 0–0

Marginal influence +11

June 2026 2 new matches Change +88 Rating 1,204

Rating-period composition

Rating matches: 9 +2
Record: 4–5 Previous month 2–5
Opponents: 6 +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

June 20, 2026 Zuzana Jakeschová

Open Czech championship submission only 2026 GI - Kids girls 10-13y / -50 kg / Grey belt

Method Submission 00:29 0–0

Marginal influence +19

Win

June 20, 2026 Klára Polochová

Open Czech championship submission only 2026 GI - Kids girls 10-13y / -50 kg / Grey belt

Method Submission 00:50 0–0

Marginal influence +27

May 2026 No new matches Change +7 Rating 1,116

Rating-period composition

Rating matches: 7 0
Record: 2–5 Previous month 2–5
Opponents: 4 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 +1 Rating 1,109

Rating-period composition

Rating matches: 7 0
Record: 2–5 Previous month 2–5
Opponents: 4 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 No new matches Change -3 Rating 1,108

Rating-period composition

Rating matches: 7 0
Record: 2–5 Previous month 2–5
Opponents: 4 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.

February 2026 3 new matches Change -34 Rating 1,111

Rating-period composition

Rating matches: 7 +3
Record: 2–5 Previous month 1–3
Opponents: 4 0
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

February 21, 2026 Eliška Hrnčířová

TATAMY 19: Czech Open Championship (kids) Kids / Gi / 13-14 years / Girls / White/grey belt / -55 kg

Method Submission 03:54 0–16

Marginal influence -19

Loss

February 21, 2026 Eliška Hrnčířová

TATAMY 19: Czech Open Championship (kids) Kids / Gi / 13-14 years / Girls / White/grey belt / -55 kg

Method Points 04:00 0–2

Marginal influence -19

Win

February 21, 2026 Eliška Hrnčířová

TATAMY 19: Czech Open Championship (kids) Kids / Gi / 13-14 years / Girls / White/grey belt / -55 kg

Method Points 04:00 10–0

Marginal influence +9

January 2026 No new matches Change +4 Rating 1,145

Rating-period composition

Rating matches: 4 0
Record: 1–3 Previous month 1–3
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 No new matches Change -2 Rating 1,141

Rating-period composition

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

November 2025 4 new matches Change Starting point Rating 1,143

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 1, 2025 Isabella Skierecki

TATAMY 17 KIDS (No-GI and GI round robin) Kids / Gi / 13-14 years / Girls / White/grey belt / -55 kg

Method Submission 02:19 0–0

Marginal influence -24

Win

November 1, 2025 Eliška Hrnčířová

TATAMY 17 KIDS (No-GI and GI round robin) Kids / Gi / 13-14 years / Girls / White/grey belt / -55 kg

Method Submission 02:16 0–0

Marginal influence +8

Loss

November 1, 2025 Liia Bodrova

TATAMY 17 KIDS (No-GI and GI round robin) Kids / Gi / 13-14 years / Girls / White/grey belt / -55 kg

Method Submission 01:18 0–0

Marginal influence -24

Loss

November 1, 2025 Tamara Sedláková

TATAMY 17 KIDS (No-GI and GI round robin) Kids / Gi / 13-14 years / Girls / White/grey belt / -55 kg

Method Points 04:00 0–2

Marginal influence -13

Relevant matches: 6.5

Official ranking percentile: Top 79%

Performance: 8.0 pp below expectation

6.5 weighted matches against 7 different opponents across 4 events

Weighted win rate: 55.3%
Expected win rate: 63.3%
Average opponent rating: 1,220
Repeated-opponent share: 36.4%
Network connectivity: 80.9%