Valerio Petrelli - 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 1,193

Rating-period composition

Rating matches: 7 0
Record: 0–7 Previous month 0–7
Opponents: 4 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 1,193

Rating-period composition

Rating matches: 7 0
Record: 0–7 Previous month 0–7
Opponents: 4 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 +5 Rating 1,193

Rating-period composition

Rating matches: 7 0
Record: 0–7 Previous month 0–7
Opponents: 4 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 -3 Rating 1,188

Rating-period composition

Rating matches: 7 0
Record: 0–7 Previous month 0–7
Opponents: 4 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 3 new matches Change -24 Rating 1,191

Rating-period composition

Rating matches: 7 +3
Record: 0–7 Previous month 0–4
Opponents: 4 +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.

Loss

April 12, 2026 Pasquale Sarcinelli

5° ITALIA OPEN di Brazilian jiu-jitsu Gi e No-Gi (Roma) NO-GI - Kids 5-6 / Male / Colored Belt / Kid5 (12-13 yrs) / -60 kg

Method Submission 01:17 0–10

Marginal influence -13

Loss

April 12, 2026 Giulio Michele IANNELLI

5° ITALIA OPEN di Brazilian jiu-jitsu Gi e No-Gi (Roma) NO-GI - Kids 5-6 / Male / Colored Belt / Kid5 (12-13 yrs) / -60 kg

Method Submission 00:48 0–6

Marginal influence -4

Loss

April 12, 2026 ALESSANDRO INTRONA

5° ITALIA OPEN di Brazilian jiu-jitsu Gi e No-Gi (Roma) GI - Kids 5-6 / Male / Kid5 (12-13 yrs) / Colored Belt / -60 kg

Method Submission 01:17 0–6

Marginal influence -17

March 2026 No new matches · 2 left period Change +15 Rating 1,215

Rating-period composition

Rating matches: 4 -2
Record: 0–4 Previous month 0–6
Opponents: 2 -2
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.

February 2026 No new matches Change +7 Rating 1,200

Rating-period composition

Rating matches: 6 0
Record: 0–6 Previous month 0–6
Opponents: 4 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 0 Rating 1,193

Rating-period composition

Rating matches: 6 0
Record: 0–6 Previous month 0–6
Opponents: 4 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 2 new matches · 2 left period Change +2 Rating 1,193

Rating-period composition

Rating matches: 6 0
Record: 0–6 Previous month 0–6
Opponents: 4 -1
Events: 3 0

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.

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 13, 2025 Giulio Michele IANNELLI

11a ITALIAN CUP BRAZILIAN JIU JITSU NO-GI - Kids 5-6 / Male / Colored Belt / Kid5 (12-13 yrs) / -60 kg

Method Submission 00:37 0–2

Marginal influence -4

Loss

December 13, 2025 Giulio Michele IANNELLI

11a ITALIAN CUP BRAZILIAN JIU JITSU GI - Kids 5-6 / Male / Kid5 (12-13 yrs) / Colored Belt / -60 kg

Method Submission 00:43 0–6

Marginal influence -15

November 2025 No new matches Change 0 Rating 1,191

Rating-period composition

Rating matches: 6 0
Record: 0–6 Previous month 0–6
Opponents: 5 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.

October 2025 2 new matches Change -19 Rating 1,191

Rating-period composition

Rating matches: 6 +2
Record: 0–6 Previous month 0–4
Opponents: 5 +1
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

October 18, 2025 Valerio Mario IANNELLI

3rd ITALIAN TROPHY BRAZILIAN JIU JITSU (GI and NO-GI) NO-GI - Kids 5-6 / Male / Colored Belt / Kid5 (12-13 yrs) / -56 kg

Method Submission 01:02 0–9

Marginal influence -4

Loss

October 18, 2025 Valerio Mario IANNELLI

3rd ITALIAN TROPHY BRAZILIAN JIU JITSU (GI and NO-GI) GI - Kids 5-6 / Male / Colored Belt / Kid5 (12-13 yrs) / -56 kg

Method Submission 00:28 0–0

Marginal influence -8

September 2025 No new matches Change 0 Rating 1,210

Rating-period composition

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

Relevant matches: 6.1

Official ranking percentile: Top 88%

Performance: -

6.1 weighted matches against 4 different opponents across 3 events

Weighted win rate: -
Expected win rate: -
Average opponent rating: 1,434
Repeated-opponent share: 42.9%
Network connectivity: 80.9%