PLAYER PAGE
Personal
Mostert, H (Hendrik)
Chess SA id
1090307001FIDE id
?Date of birth
2009-11-02 (U18)Gender
MaleRegion
ZF Mgcawu (NZF)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-08-23Personal details last changed
1900-01-01Junior GPX Games
35Junior GPX Points
1377.7| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1399.4 | 1397.7 | 1200 | 1200 |
| Raw rating | 1399.4 | 1397.7 | 1200 | 1200 |
| Weighted rating | 1290.7 | 1290.8 | 1200 | 1200 |
| Weighted performance | 1316.2 | 1319.1 | 0 | 0 |
| Floor | 964.3 | 966.2 | 700 | 700 |
| K-factor | 32 | 32 | 36 | 36 |
| Min/Max rating change allowed | 124.8 | 125.1 | 165.8 | 165.8 |
| Highest rating | 1464.32025-06-01 | 1466.22025-06-01 | 12002024-10-01 | 12002024-10-01 |
| Highest raw rating | 1464.32025-06-01 | 1466.22025-06-01 | 12002024-10-01 | 12002024-10-01 |
| Highest weighted rating | 1278.12025-09-01 | 1278.42025-09-01 | 12002024-10-01 | 12002024-10-01 |
| Highest weighted performance | 1464.32025-06-01 | 1466.22024-12-01 | 12002024-10-01 | 12002024-10-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1399.4 | 1397.7 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1399.4 | 1397.7 | 1200 | 1200 |
| Raw rating | 1399.4 | 1397.7 | 1200 | 1200 |
| Weighted rating | 1290.7 | 1290.8 | 1200 | |
| Weighted performance | 1316.2 | 1319.1 | 0 | |
| K-factor | 32 | 32 | 36 | 36 |
| Floor | 964.3 | 966.2 | 700 | 700 |
| Max/Min rating change allowed | 124.8 | 125.1 | 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 | 1399.4 | 1397.7 | 1200 | 1200 |
| New weighted rating | 1302.5 | 1302.5 | 1200 | 1200 |
| New weighted performance | 1315.8 | 1318.7 | 0 | 0 |
| Temp new rating | 1399.4 | 1397.7 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1399.4 | 1397.7 | 1200 | 1200 |
| New K-factor | 32 | 32 | 36 | 36 |
| New floor | 964.3 | 966.2 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 35 | 35 | 0 | 0 | |
| 10 | 10 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 45 | 45 | 0 | 0 |
| Games since | |||||||||||||||||
| Main45 | Standard45 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U18 | ||||||||||||||||
| Region | ZF Mgcawu (NZF) | ||||||||||||||||
| Province | Northern Cape (NC) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | 2173 | 52 | 6 | ||||||||||||||
| Male | 1788 | 45 | 5 | ||||||||||||||
| U18 | 347 | 12 | 2 | ||||||||||||||
| U18 Male | 297 | 10 | 2 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | 2079 | 59 | 7 | ||||||||||||||
| Male | 1702 | 50 | 6 | ||||||||||||||
| U18 | 351 | 12 | 2 | ||||||||||||||
| U18 Male | 303 | 10 | 2 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -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 | 35 | 21 | 60 | 85 | 1288 | 1373 |
| Standard | 35 | 21 | 60 | 85 | 1288 | 1373 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 45 | 25.5 | 56.67 | 56.7 | 1269.4 | 1326 |
| Standard | 45 | 25.5 | 56.67 | 56.7 | 1269.4 | 1326 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1399.4 | 1397.7 | 1200 | 1200 |
| 2025-09-01 | 1399.4 | 1397.7 | 1200 | 1200 |
| 2025-08-01 | 1464.3 | 1466.2 | 1200 | 1200 |
| 2025-07-01 | 1464.3 | 1466.2 | 1200 | 1200 |
| 2025-06-01 | 1464.3 | 1466.2 | 1200 | 1200 |
| 2025-05-01 | 1247.7 | 1254 | 1200 | 1200 |
| 2025-04-01 | 1279.8 | 1296.6 | 1200 | 1200 |
| 2025-03-01 | 1193.9 | 1191.7 | 1200 | 1200 |
| 2025-02-01 | 1193.8 | 1191.5 | 1200 | 1200 |
| 2025-01-01 | 1189.1 | 1184.8 | 1200 | 1200 |
| 2024-12-01 | 1189.1 | 1184.8 | 1200 | 1200 |
| 2024-11-01 | 1189.1 | 1184.8 | 1200 | 1200 |
| 2024-10-01 | 1189.1 | 1184.8 | 1200 | 1200 |
| 2024-09-01 | 1189.1 | 1184.8 | 1200 | 1200 |
| 2024-08-01 | 1174.4 | 1166.8 | 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 (U18 Open) | 2025-08-22 | 2025-08-23 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 1.5 | Yes | Analysis |
| 2 | Spartan Bishops Championships Elite 2025 (U20) | 2025-05-23 | 2025-05-25 | Standard | Frances Baard (NCF) | 5 | 5 | 3 | Yes | Analysis |
| 3 | 2025 ZFM Closed Chess Championship (U18) | 2025-05-09 | 2025-05-10 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 4 | Yes | Analysis |
| 4 | Keimoes K & Q Chess Club Open 2025 (U16) | 2025-05-03 | 2025-05-03 | Standard | ZF Mgcawu (NZF) | 6 | 5 | 3 | Yes | Analysis |
| 5 | Pawn Stars Chess Tournament 12 April 2025 (B) | 2025-04-12 | 2025-04-12 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 2 | Yes | Analysis |
| 6 | Nababeep Chess Club Open 2025 (Championship) | 2025-03-08 | 2025-03-08 | Standard | Namakwa (NCN) | 5 | 5 | 3.5 | Yes | Analysis |
| 7 | 2025 JTG Open (B) | 2025-03-01 | 2025-03-01 | Standard | John Taolo Gaetswewe (NCJ) | 5 | 5 | 4 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Northern Cape Closed 202 (U18 Open) | 2025-08-22 | 2025-08-23 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 1.5 | Yes | Analysis |
| 2 | Spartan Bishops Championships Elite 2025 (U20) | 2025-05-23 | 2025-05-25 | Standard | Frances Baard (NCF) | 5 | 5 | 3 | Yes | Analysis |
| 3 | 2025 ZFM Closed Chess Championship (U18) | 2025-05-09 | 2025-05-10 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 4 | Yes | Analysis |
| 4 | Keimoes K & Q Chess Club Open 2025 (U16) | 2025-05-03 | 2025-05-03 | Standard | ZF Mgcawu (NZF) | 6 | 5 | 3 | Yes | Analysis |
| 5 | Pawn Stars Chess Tournament 12 April 2025 (B) | 2025-04-12 | 2025-04-12 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 2 | Yes | Analysis |
| 6 | Nababeep Chess Club Open 2025 (Championship) | 2025-03-08 | 2025-03-08 | Standard | Namakwa (NCN) | 5 | 5 | 3.5 | Yes | Analysis |
| 7 | 2025 JTG Open (B) | 2025-03-01 | 2025-03-01 | Standard | John Taolo Gaetswewe (NCJ) | 5 | 5 | 4 | Yes | Analysis |
| 8 | 2024 NC Closed Chess Championships (U16 Open) | 2024-08-23 | 2024-08-25 | Standard | Frances Baard (NCF) | 5 | 5 | 2.5 | Yes | Analysis |
| 9 | 2024 Duineveld Open Toernooi (U16) | 2024-07-20 | 2024-07-20 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 2 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 | Tournament2025 JTG Open | TournamentNababeep Chess Club Open 2025 | ||||||
| date2025-03-01 | rnd4 | typeStandard | result1 | date2025-03-08 | rnd4 | typeStandard | result1 | ||
| OpponentMeyer, C (Chloe) | OpponentSaal, K (Keshan) | ||||||||
| 2 | 3 | TournamentSpartan Bishops Championships Elite 2025 | TournamentNorthern Cape Closed 202 | ||||||
| date2025-05-24 | rnd4 | typeStandard | result1 | date2025-08-22 | rnd1 | typeStandard | result1 | ||
| OpponentJulie, W (Whaleed) | OpponentKelarmo, E (Elius) | ||||||||
| 3 | 3 | Tournament2025 ZFM Closed Chess Championship | Tournament2025 ZFM Closed Chess Championship | ||||||
| date2025-05-09 | rnd1 | typeStandard | result1 | date2025-05-10 | rnd3 | typeStandard | result1 | ||
| OpponentCrafford, C (Christiaan) | OpponentJoubert, C (Charle Joshua) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 | Tournament2025 JTG Open | TournamentNababeep Chess Club Open 2025 | ||||||
| date2025-03-01 | rnd4 | typeStandard | result1 | date2025-03-08 | rnd4 | typeStandard | result1 | ||
| OpponentMeyer, C (Chloe) | OpponentSaal, K (Keshan) | ||||||||
| 2 | 3 | TournamentSpartan Bishops Championships Elite 2025 | TournamentNorthern Cape Closed 202 | ||||||
| date2025-05-24 | rnd4 | typeStandard | result1 | date2025-08-22 | rnd1 | typeStandard | result1 | ||
| OpponentJulie, W (Whaleed) | OpponentKelarmo, E (Elius) | ||||||||
| 3 | 3 | Tournament2025 ZFM Closed Chess Championship | Tournament2025 ZFM Closed Chess Championship | ||||||
| date2025-05-09 | rnd1 | typeStandard | result1 | date2025-05-10 | rnd3 | typeStandard | result1 | ||
| OpponentCrafford, C (Christiaan) | OpponentJoubert, C (Charle Joshua) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentSpartan Bishops Championships Elite 2025 | TournamentNorthern Cape Closed 202 | ||||||
| date2025-05-24 | rnd4 | typeStandard | result1 | date2025-08-22 | rnd1 | typeStandard | result1 | ||
| OpponentJulie, W (Whaleed) | OpponentKelarmo, E (Elius) | ||||||||
| 2 | 3 | Tournament2025 ZFM Closed Chess Championship | Tournament2025 ZFM Closed Chess Championship | ||||||
| date2025-05-09 | rnd1 | typeStandard | result1 | date2025-05-10 | rnd3 | typeStandard | result1 | ||
| OpponentCrafford, C (Christiaan) | OpponentJoubert, C (Charle Joshua) | ||||||||
| 3 | 3 | Tournament2025 JTG Open | TournamentNababeep Chess Club Open 2025 | ||||||
| date2025-03-01 | rnd4 | typeStandard | result1 | date2025-03-08 | rnd1 | typeStandard | result1 | ||
| OpponentMeyer, C (Chloe) | OpponentVisagie, D (Don-Juan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentSpartan Bishops Championships Elite 2025 | TournamentNorthern Cape Closed 202 | ||||||
| date2025-05-24 | rnd4 | typeStandard | result1 | date2025-08-22 | rnd1 | typeStandard | result1 | ||
| OpponentJulie, W (Whaleed) | OpponentKelarmo, E (Elius) | ||||||||
| 2 | 3 | Tournament2025 ZFM Closed Chess Championship | Tournament2025 ZFM Closed Chess Championship | ||||||
| date2025-05-09 | rnd1 | typeStandard | result1 | date2025-05-10 | rnd3 | typeStandard | result1 | ||
| OpponentCrafford, C (Christiaan) | OpponentJoubert, C (Charle Joshua) | ||||||||
| 3 | 3 | Tournament2025 JTG Open | TournamentNababeep Chess Club Open 2025 | ||||||
| date2025-03-01 | rnd4 | typeStandard | result1 | date2025-03-08 | rnd1 | typeStandard | result1 | ||
| OpponentMeyer, C (Chloe) | OpponentVisagie, D (Don-Juan) | ||||||||
| # | 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 | Carlson ,K (Kaydo) | 3 | 1 | -141.7 | 3 | 1 | -141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1203.7 | 1062 | 1207.3 | 1062 | 0 | 0 | 0 | 0 | ||||||
| 2 | Saal ,K (Keshan) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1380.3 | 1380.3 | 1392.7 | 1380.3 | 0 | 0 | 0 | 0 | ||||||
| 3 | Makoloane ,V (Valentino) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1238.2 | 1663.2 | 1242.5 | 1663.2 | 0 | 0 | 0 | 0 | ||||||
| 4 | Iglesias Giannantonio ,M (Mario) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1338.8 | 1763.8 | 1348.2 | 1763.8 | 0 | 0 | 0 | 0 | ||||||
| 5 | Viviers ,H (Hanré) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1179.4 | 1604.4 | 1169.2 | 1604.4 | 0 | 0 | 0 | 0 | ||||||
| 6 | Mayanja ,B (Brianah) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 7 | Julie ,W (Whaleed) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1405.3 | 1830.3 | 1400.8 | 1830.3 | 0 | 0 | 0 | 0 | ||||||
| 8 | Hatendi ,R (Reaobaka) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1266 | 841 | 1269.4 | 841 | 0 | 0 | 0 | 0 | ||||||
| 9 | Brand ,B (Bradwin) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1213.9 | 1638.9 | 1216.8 | 1638.9 | 0 | 0 | 0 | 0 | ||||||
| 10 | Daries ,R (Rio) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1151.9 | 1576.9 | 1146.8 | 1576.9 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|