Naomi Romero Bas - 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 1,449

Rating-period composition

Rating matches: 8 0
Record: 8–0 Previous month 8–0
Opponents: 6 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 No new matches Change +1 Rating 1,449

Rating-period composition

Rating matches: 8 0
Record: 8–0 Previous month 8–0
Opponents: 6 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.

June 2026 No new matches · 3 left period Change -52 Rating 1,448

Rating-period composition

Rating matches: 8 -3
Record: 8–0 Previous month 11–0
Opponents: 6 -3
Events: 4 -1

3 older matches left the 12-month period: 3 won and 0 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 Change +2 Rating 1,500

Rating-period composition

Rating matches: 11 0
Record: 11–0 Previous month 11–0
Opponents: 9 0
Events: 5 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 · 5 left period Change -53 Rating 1,498

Rating-period composition

Rating matches: 11 -5
Record: 11–0 Previous month 16–0
Opponents: 9 -3
Events: 5 -3

5 older matches left the 12-month period: 5 won and 0 lost. The rating is then recalculated across the full network, so the monthly change is not a sum of separate deductions.

March 2026 2 new matches · 3 left period Change -9 Rating 1,551

Rating-period composition

Rating matches: 16 -1
Record: 16–0 Previous month 16–1
Opponents: 12 -1
Events: 8 -1

3 older matches left the 12-month period: 2 won and 1 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.

Win

March 14, 2026 Natalia Mateu Nogales

KIMURA CUP SALOU Girls Gi / Grey / Teen / -57 kg

Method Points 03:00 4–0

Marginal influence +12

Win

March 14, 2026 Aroa Gonzalez Orantes

KIMURA CUP SALOU Girls Gi / Grey / Teen / -57 kg

Method Points 03:00 7–3

Marginal influence +16

February 2026 No new matches Change +6 Rating 1,560

Rating-period composition

Rating matches: 17 0
Record: 16–1 Previous month 16–1
Opponents: 13 0
Events: 9 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 +3 Rating 1,554

Rating-period composition

Rating matches: 17 0
Record: 16–1 Previous month 16–1
Opponents: 13 0
Events: 9 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 +1 Rating 1,551

Rating-period composition

Rating matches: 17 0
Record: 16–1 Previous month 16–1
Opponents: 13 0
Events: 9 0

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

November 2025 2 new matches · 1 left period Change -14 Rating 1,550

Rating-period composition

Rating matches: 17 +1
Record: 16–1 Previous month 15–1
Opponents: 13 0
Events: 9 0

1 older matches left the 12-month period: 1 won and 0 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.

Win

November 29, 2025 Natalia Mateu Nogales

GILAND BJJ KIDS GI & NO-GI 2025 Kids Girls GI / White -Grey / Infanto Juvenil A / -58,0 kg

Method Submission 01:11 0–0

Marginal influence +12

Win

November 29, 2025 Yasmin Lachaab Rodriguez

GILAND BJJ KIDS GI & NO-GI 2025 Kids Girls GI / White -Grey / Infanto Juvenil A / -58,0 kg

Method Submission 01:33 9–0

Marginal influence +14

October 2025 2 new matches Change +10 Rating 1,564

Rating-period composition

Rating matches: 16 +2
Record: 15–1 Previous month 13–1
Opponents: 13 +2
Events: 9 +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

October 18, 2025 Leyre Monagas Cabrera

EUROPE CUP BJJ 2025 - ETAPA FINAL Kids Girls GI / Yellow / Infanto Juvenil A / -58,0 kg

Method Submission 00:26 0–0

Marginal influence +15

Win

October 18, 2025 Andrea Musique Rodela

EUROPE CUP BJJ 2025 - ETAPA FINAL Kids Girls GI / Yellow / Infanto Juvenil A / -58,0 kg

Method Submission 03:26 22–0

Marginal influence +13

September 2025 2 new matches · 2 left period Change +12 Rating 1,554

Rating-period composition

Rating matches: 14 0
Record: 13–1 Previous month 12–2
Opponents: 11 +1
Events: 8 0

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.

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

September 27, 2025 Martina Beas

COSTA DAURADA BJJ CUP GI & NO-GI 2025 Kids Girls NO-GI / Grey-Orange / Infanto Juvenil A / -54,0 kg

Method Disqualification 01:24 3–0

Marginal influence -21

Win

September 27, 2025 Natalia Mateu Nogales

COSTA DAURADA BJJ CUP GI & NO-GI 2025 Kids Girls GI / Grey / Infanto Juvenil A / -54,0 kg

Method Submission 00:19 0–0

Marginal influence +15

Relevant matches: 5.9

Official ranking percentile: Top 15%

Performance: 34.3 pp above expectation

5.9 weighted matches against 6 different opponents across 4 events

Weighted win rate: 100.0%
Expected win rate: 65.7%
Average opponent rating: 1,223
Repeated-opponent share: 25.0%
Network connectivity: 80.9%