PLAYER PAGE
Personal
Viviers, M (Mariané)
Chess SA id
2140307022FIDE id
?Date of birth
2014-09-18 (U12)Gender
FemaleRegion
ZF Mgcawu (NZF)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-08-23Personal details last changed
1900-01-01Junior GPX Games
38Junior GPX Points
1257.1| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1305 | 1307.4 | 1200 | 1200 |
| Raw rating | 1305 | 1307.4 | 1200 | 1200 |
| Weighted rating | 1241.7 | 1244.7 | 1200 | 1200 |
| Weighted performance | 1286.3 | 1290.5 | 0 | 0 |
| Floor | 814.5 | 813.4 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 142.8 | 142.3 | 165.8 | 165.8 |
| Highest rating | 1461.32024-07-01 | 1461.62024-07-01 | 12002024-10-01 | 12002024-10-01 |
| Highest raw rating | 1314.52025-06-01 | 1313.42025-06-01 | 12002024-10-01 | 12002024-10-01 |
| Highest weighted rating | 1314.52024-08-01 | 1313.42024-08-01 | 12002024-10-01 | 12002024-10-01 |
| Highest weighted performance | 1461.32024-07-01 | 1461.62024-07-01 | 12002024-10-01 | 12002024-10-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1305 | 1307.4 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1305 | 1307.4 | 1200 | 1200 |
| Raw rating | 1305 | 1307.4 | 1200 | 1200 |
| Weighted rating | 1241.7 | 1244.7 | 1200 | |
| Weighted performance | 1286.3 | 1290.5 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 814.5 | 813.4 | 700 | 700 |
| Max/Min rating change allowed | 142.8 | 142.3 | 165.8 | 165.8 |
| Games | 0 | 0 | 0 | 0 |
| Score | 0 | 0 | 0 | 0 |
| Expected score | 0 | 0 | 0 | 0 |
| Score-Expected | 0 | 0 | 0 | 0 |
| Temp raw +/- | 0 | 0 | 0 | 0 |
| Final raw +/- | 0 | 0 | 0 | 0 |
| New raw rating | 1305 | 1307.4 | 1200 | 1200 |
| New weighted rating | 1248.1 | 1251.1 | 1200 | 1200 |
| New weighted performance | 1285.9 | 1290 | 0 | 0 |
| Temp new rating | 1305 | 1307.4 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1305 | 1307.4 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 814.5 | 813.4 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 31 | 31 | 0 | 0 | |
| 21 | 21 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 52 | 52 | 0 | 0 |
| Games since | |||||||||||||||||
| Main52 | Standard52 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Female | ||||||||||||||||
| Age group | U12 | ||||||||||||||||
| Region | ZF Mgcawu (NZF) | ||||||||||||||||
| Province | Northern Cape (NC) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | 3147 | 80 | 11 | ||||||||||||||
| Female | 650 | 15 | 2 | ||||||||||||||
| U12 | 476 | 13 | 1 | ||||||||||||||
| U12 Female | 137 | 2 | 1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | 2986 | 105 | 15 | ||||||||||||||
| Female | 613 | 18 | 2 | ||||||||||||||
| U12 | 438 | 15 | 2 | ||||||||||||||
| U12 Female | 123 | 2 | 1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 Female | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 Female | -1 | -1 | -1 | ||||||||||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 0 | 0 | 0 | 0 | 0 | 0 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 31 | 17.5 | 56.45 | 54.8 | 1272.7 | 1327.5 |
| Standard | 31 | 17.5 | 56.45 | 54.8 | 1272.7 | 1327.5 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 52 | 25 | 48.08 | -16.3 | 1272 | 1255.7 |
| Standard | 52 | 25 | 48.08 | -16.3 | 1272 | 1255.7 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1305 | 1307.4 | 1200 | 1200 |
| 2025-09-01 | 1305 | 1307.4 | 1200 | 1200 |
| 2025-08-01 | 1314.5 | 1313.4 | 1200 | 1200 |
| 2025-07-01 | 1314.5 | 1313.4 | 1200 | 1200 |
| 2025-06-01 | 1314.5 | 1313.4 | 1200 | 1200 |
| 2025-05-01 | 1214.7 | 1220.8 | 1200 | 1200 |
| 2025-04-01 | 1214.7 | 1220.8 | 1200 | 1200 |
| 2025-03-01 | 1214.7 | 1220.8 | 1200 | 1200 |
| 2025-02-01 | 1194.1 | 1197 | 1200 | 1200 |
| 2025-01-01 | 1142.8 | 1145.6 | 1200 | 1200 |
| 2024-12-01 | 1203.6 | 1211.5 | 1200 | 1200 |
| 2024-11-01 | 1203.6 | 1211.5 | 1200 | 1200 |
| 2024-10-01 | 1203.6 | 1211.5 | 1200 | 1200 |
| 2024-09-01 | 1190.6 | 1193.9 | 1200 | 1200 |
| 2024-08-01 | 1247.8 | 1257.6 | 1200 | 1200 |
| 2024-07-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-06-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-08-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-04-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-03-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-02-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-01-01 | 1200 | 1200 | 1200 | 1200 |
| 2023-12-01 | 1200 | 1200 | 1200 | 1200 |
| 2023-11-01 | 1200 | 1200 | 1200 | 1200 |
Comming soon.
Tournaments
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Northern Cape Closed 202 (U12 Girls) | 2025-08-22 | 2025-08-23 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 2.5 | Yes | Analysis |
| 2 | 2025 Simmie Superstars Chess Tournament (U12) | 2025-08-02 | 2025-08-02 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 3 | Yes | Analysis |
| 3 | Spartan Bishops Championships Maidens 2025 (U12) | 2025-05-23 | 2025-05-25 | Standard | Frances Baard (NCF) | 5 | 5 | 3 | Yes | Analysis |
| 4 | 2025 ZFM Closed Chess Championship (U12) | 2025-05-09 | 2025-05-10 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 3 | Yes | Analysis |
| 5 | Keimoes K & Q Chess Club Open 2025 (U12) | 2025-05-03 | 2025-05-03 | Standard | ZF Mgcawu (NZF) | 6 | 6 | 3 | Yes | Analysis |
| 6 | Veltie Royal Klub Toernooi 31 Jan tot 1 Feb 2025 (C) | 2025-01-31 | 2025-02-01 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 3 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Northern Cape Closed 202 (U12 Girls) | 2025-08-22 | 2025-08-23 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 2.5 | Yes | Analysis |
| 2 | 2025 Simmie Superstars Chess Tournament (U12) | 2025-08-02 | 2025-08-02 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 3 | Yes | Analysis |
| 3 | Spartan Bishops Championships Maidens 2025 (U12) | 2025-05-23 | 2025-05-25 | Standard | Frances Baard (NCF) | 5 | 5 | 3 | Yes | Analysis |
| 4 | 2025 ZFM Closed Chess Championship (U12) | 2025-05-09 | 2025-05-10 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 3 | Yes | Analysis |
| 5 | Keimoes K & Q Chess Club Open 2025 (U12) | 2025-05-03 | 2025-05-03 | Standard | ZF Mgcawu (NZF) | 6 | 6 | 3 | Yes | Analysis |
| 6 | Veltie Royal Klub Toernooi 31 Jan tot 1 Feb 2025 (C) | 2025-01-31 | 2025-02-01 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 3 | Yes | Analysis |
| 7 | Mzansi Interprovincial Youth Chess Championships 2024 (U12 Girls Championship) | 2024-12-16 | 2024-12-19 | Standard | Capricorn (LCP) | 7 | 7 | 0.5 | Yes | Analysis |
| 8 | 2024 Moja Chess Extravaganza (D) | 2024-09-25 | 2024-09-26 | Standard | Frances Baard (NCF) | 5 | 5 | 2 | Yes | Analysis |
| 9 | 2024 NC Closed Chess Championships (U12 Girls) | 2024-08-23 | 2024-08-25 | Standard | Frances Baard (NCF) | 5 | 4 | 1 | Yes | Analysis |
| 10 | 2024 Duineveld Open Toernooi (U8+U10) | 2024-07-20 | 2024-07-20 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 4 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentSpartan Bishops Championships Maidens 2025 | Tournament2025 Simmie Superstars Chess Tournament | ||||||
| date2025-05-24 | rnd4 | typeStandard | result1 | date2025-08-02 | rnd1 | typeStandard | result1 | ||
| OpponentLekgetho, R (Resaobaka) | OpponentThirion, C (Charles Nicolass) | ||||||||
| 2 | 2 | TournamentNorthern Cape Closed 202 | TournamentNorthern Cape Closed 202 | ||||||
| date2025-08-23 | rnd4 | typeStandard | result1 | date2025-08-23 | rnd5 | typeStandard | result0.5 | ||
| OpponentStevens, L (Loverusca) | OpponentNieuwoudt, W (Wilmie) | ||||||||
| 3 | 2 | Tournament2025 Simmie Superstars Chess Tournament | Tournament2025 Simmie Superstars Chess Tournament | ||||||
| date2025-08-02 | rnd4 | typeStandard | result1 | date2025-08-02 | rnd5 | typeStandard | result1 | ||
| OpponentVan Wyk, Z (Zac) | OpponentFarner, D (Danille) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentSpartan Bishops Championships Maidens 2025 | Tournament2025 Simmie Superstars Chess Tournament | ||||||
| date2025-05-24 | rnd4 | typeStandard | result1 | date2025-08-02 | rnd1 | typeStandard | result1 | ||
| OpponentLekgetho, R (Resaobaka) | OpponentThirion, C (Charles Nicolass) | ||||||||
| 2 | 2 | TournamentNorthern Cape Closed 202 | TournamentNorthern Cape Closed 202 | ||||||
| date2025-08-23 | rnd4 | typeStandard | result1 | date2025-08-23 | rnd5 | typeStandard | result0.5 | ||
| OpponentStevens, L (Loverusca) | OpponentNieuwoudt, W (Wilmie) | ||||||||
| 3 | 2 | Tournament2025 Simmie Superstars Chess Tournament | Tournament2025 Simmie Superstars Chess Tournament | ||||||
| date2025-08-02 | rnd4 | typeStandard | result1 | date2025-08-02 | rnd5 | typeStandard | result1 | ||
| OpponentVan Wyk, Z (Zac) | OpponentFarner, D (Danille) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentSpartan Bishops Championships Maidens 2025 | Tournament2025 Simmie Superstars Chess Tournament | ||||||
| date2025-05-24 | rnd4 | typeStandard | result1 | date2025-08-02 | rnd1 | typeStandard | result1 | ||
| OpponentLekgetho, R (Resaobaka) | OpponentThirion, C (Charles Nicolass) | ||||||||
| 2 | 2 | Tournament2025 Simmie Superstars Chess Tournament | Tournament2025 Simmie Superstars Chess Tournament | ||||||
| date2025-08-02 | rnd4 | typeStandard | result1 | date2025-08-02 | rnd5 | typeStandard | result1 | ||
| OpponentVan Wyk, Z (Zac) | OpponentFarner, D (Danille) | ||||||||
| 3 | 2 | Tournament2025 ZFM Closed Chess Championship | Tournament2025 ZFM Closed Chess Championship | ||||||
| date2025-05-10 | rnd3 | typeStandard | result1 | date2025-05-10 | rnd4 | typeStandard | result1 | ||
| OpponentPieters, Z (Zoë-Jessie) | OpponentKotze, A (Ashferd) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentSpartan Bishops Championships Maidens 2025 | Tournament2025 Simmie Superstars Chess Tournament | ||||||
| date2025-05-24 | rnd4 | typeStandard | result1 | date2025-08-02 | rnd1 | typeStandard | result1 | ||
| OpponentLekgetho, R (Resaobaka) | OpponentThirion, C (Charles Nicolass) | ||||||||
| 2 | 2 | Tournament2025 Simmie Superstars Chess Tournament | Tournament2025 Simmie Superstars Chess Tournament | ||||||
| date2025-08-02 | rnd4 | typeStandard | result1 | date2025-08-02 | rnd5 | typeStandard | result1 | ||
| OpponentVan Wyk, Z (Zac) | OpponentFarner, D (Danille) | ||||||||
| 3 | 2 | Tournament2025 ZFM Closed Chess Championship | Tournament2025 ZFM Closed Chess Championship | ||||||
| date2025-05-10 | rnd3 | typeStandard | result1 | date2025-05-10 | rnd4 | typeStandard | result1 | ||
| OpponentPieters, Z (Zoë-Jessie) | OpponentKotze, A (Ashferd) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
Top 10 opponents most often played
| # | Opponent | Main | Standard | Rapid | Blitz | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gms | Score | Dp | Gms | Score | Dp | Gms | Score | Dp | Gms | Score | Dp | ||
| Aor | Prat | Aor | Prat | Aor | Prat | Aor | Prat | ||||||
| 1 | Fourie ,RH (Rosa Hermiena) | 6 | 0 | -425 | 6 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1377.6 | 952.6 | 1383.9 | 952.6 | 0 | 0 | 0 | 0 | ||||||
| 2 | Pieters ,Z (Zoë-Jessie) | 4 | 2 | 0 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1211.6 | 1211.6 | 1216.2 | 1211.6 | 0 | 0 | 0 | 0 | ||||||
| 3 | Van Zyl ,J (Johanna) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1111 | 686 | 1103.1 | 686 | 0 | 0 | 0 | 0 | ||||||
| 4 | Radha ,Y (Yugesh) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1535.6 | 1110.6 | 1525.2 | 1110.6 | 0 | 0 | 0 | 0 | ||||||
| 5 | Van Heever ,R (Raymond) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1216.3 | 791.3 | 1221.2 | 791.3 | 0 | 0 | 0 | 0 | ||||||
| 6 | Nieuwoudt ,W (Wilmie) | 2 | 1.5 | 212.5 | 2 | 1.5 | 212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1190.9 | 1403.4 | 1189.1 | 1403.4 | 0 | 0 | 0 | 0 | ||||||
| 7 | Fourie ,K (Karla) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1174.7 | 1599.7 | 1167 | 1599.7 | 0 | 0 | 0 | 0 | ||||||
| 8 | Farner ,D (Danille) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 9 | Van Eden ,M (Marion) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 10 | Hattingh ,N (Nathan) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|