PLAYER PAGE
Personal
Botha, I (Iewan)
Chess SA id
1170301601FIDE id
534013873Date of birth
2017-08-31 (U10)Gender
MaleRegion
Bojanala Platina (NBR)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-12-17Personal details last changed
2025-10-04Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1318.9 | 1313.6 | 1229.5 | 1200 |
| Raw rating | 1302 | 1278.9 | 1229.5 | 1200 |
| Weighted rating | 1318.9 | 1313.6 | 1222 | 1200 |
| Weighted performance | 1219.6 | 1206 | 0 | 0 |
| Floor | 883 | 885.1 | 729.5 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 143.4 | 148.2 | 159 | 165.8 |
| Highest rating | 13832025-11-01 | 1385.12025-11-01 | 1281.52024-08-01 | 12002024-05-01 |
| Highest raw rating | 13832025-11-01 | 1385.12025-11-01 | 1229.52025-08-01 | 12002024-05-01 |
| Highest weighted rating | 1318.92026-01-01 | 1313.62026-01-01 | 1219.62024-10-01 | 12002024-05-01 |
| Highest weighted performance | 13702025-01-01 | 13702025-01-01 | 1281.52024-08-01 | 12002024-05-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 1.3 | -0.2 | 0 | 0 |
| New rating | 1320.3 | 1313.5 | 1229.5 | 1200 |
| Analysis | ||||
| Rating | 1318.9 | 1313.6 | 1229.5 | 1200 |
| Raw rating | 1302 | 1278.9 | 1229.5 | 1200 |
| Weighted rating | 1318.9 | 1313.6 | 1222 | |
| Weighted performance | 1219.6 | 1206 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 883 | 885.1 | 729.5 | 700 |
| Max/Min rating change allowed | 143.4 | 148.2 | 159 | 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 | 1302 | 1278.9 | 1229.5 | 1200 |
| New weighted rating | 1320.3 | 1313.5 | 1223.1 | 1200 |
| New weighted performance | 1211.5 | 1198.1 | 0 | 0 |
| Temp new rating | 1320.3 | 1313.5 | 1229.5 | 1200 |
| Temp new rating +/- | 1.3 | -0.2 | 0 | 0 |
| Final new rating +/- | 1.3 | -0.2 | 0 | 0 |
| New rating | 1320.3 | 1313.5 | 1229.5 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 883 | 885.1 | 729.5 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 42 | 37 | 5 | 0 | |
| 51 | 46 | 5 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 93 | 83 | 10 | 0 |
| Games since | |||||||||||||||||
| Main93 | Standard83 | Rapid10 | Blitz0 | ||||||||||||||
| Gender | M | ||||||||||||||||
| Age group | U10 | ||||||||||||||||
| Region | Bojanala Platina (NBR) | ||||||||||||||||
| Province | Northwest (NW) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | 2619 | 170 | 135 | ||||||||||||||
| M | 34 | 5 | 3 | ||||||||||||||
| U10 | 193 | 20 | 18 | ||||||||||||||
| U10 M | 5 | 1 | 1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | 2630 | 194 | 141 | ||||||||||||||
| M | 30 | 5 | 3 | ||||||||||||||
| U10 | 204 | 20 | 18 | ||||||||||||||
| U10 M | 4 | 1 | 1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| M | -1 | -1 | -1 | ||||||||||||||
| U10 | -1 | -1 | -1 | ||||||||||||||
| U10 M | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| M | -1 | -1 | -1 | ||||||||||||||
| U10 | -1 | -1 | -1 | ||||||||||||||
| U10 M | -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 | 42 | 22.5 | 53.57 | 30.4 | 1306.7 | 1337.1 |
| Standard | 37 | 19.5 | 52.7 | 23 | 1318.4 | 1341.4 |
| Rapid | 5 | 3 | 60 | 85 | 1220.1 | 1305.1 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 93 | 53 | 56.99 | 59.4 | 1251.7 | 1311.1 |
| Standard | 83 | 47 | 56.63 | 56.3 | 1255 | 1311.3 |
| Rapid | 10 | 6 | 60 | 85 | 1224.2 | 1309.2 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2026-01-01 | 1302 | 1278.9 | 1229.5 | 1200 |
| 2025-11-30 | 1360.6 | 1350.9 | 1229.5 | 1200 |
| 2025-11-01 | 1383 | 1385.1 | 1229.5 | 1200 |
| 2025-09-30 | 1352.8 | 1356.6 | 1229.5 | 1200 |
| 2025-09-01 | 1335.1 | 1336.1 | 1229.5 | 1200 |
| 2025-08-01 | 1335.1 | 1336.1 | 1229.5 | 1200 |
| 2025-07-01 | 1341.4 | 1336.1 | 1219.6 | 1200 |
| 2025-06-01 | 1341.4 | 1336.1 | 1219.6 | 1200 |
| 2025-05-01 | 1329.9 | 1321.8 | 1219.6 | 1200 |
| 2025-04-01 | 1318.2 | 1305.6 | 1219.6 | 1200 |
| 2025-03-01 | 1318.2 | 1305.6 | 1219.6 | 1200 |
| 2025-02-01 | 1377.7 | 1371.9 | 1219.6 | 1200 |
| 2025-01-01 | 1377.7 | 1371.9 | 1219.6 | 1200 |
| 2024-12-01 | 1319 | 1319.1 | 1219.6 | 1200 |
| 2024-11-01 | 1307.6 | 1309 | 1219.6 | 1200 |
| 2024-10-01 | 1200.4 | 1196.9 | 1219.6 | 1200 |
| 2024-09-01 | 1194.4 | 1183.9 | 1219.6 | 1200 |
| 2024-11-01 | 1208.3 | 1208.4 | 1200 | 1200 |
| 2024-07-01 | 1182.4 | 1178.8 | 1200 | 1200 |
| 2024-06-01 | 1182.4 | 1178.8 | 1200 | 1200 |
| 2024-05-01 | 1182.4 | 1178.8 | 1200 | 1200 |
| 2024-04-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-03-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-02-01 | 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 |
|---|
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2025 Mzansi Inter Provincial Team Championships (U10 Combined) | 2025-12-15 | 2025-12-17 | Standard | Nelson Mandela Bay (ENM) | 6 | 5 | 1 | Yes | Analysis |
| 2 | Bojanala's Merry ChessMas 2025 (Big Pawns) | 2025-11-29 | 2025-11-29 | Standard | Bojanala Platina (NBR) | 5 | 4 | 1 | Yes | Analysis |
| 3 | Bojanala's Circuit Championships 4 of 4 2025 (U10) | 2025-11-01 | 2025-11-01 | Standard | Bojanala Platina (NBR) | 5 | 5 | 2 | Yes | Analysis |
| 4 | Bojanala's FIDE On The Orion Express 2025 (Little Pawns) | 2025-10-04 | 2025-10-05 | Standard | Bojanala Platina (NBR) | 7 | 7 | 4 | Yes | Analysis |
| 5 | Bojanala's Rusties - The Champions' Tournament 2025 (Big Pawns) | 2025-09-13 | 2025-09-13 | Standard | Bojanala Platina (NBR) | 5 | 5 | 3 | Yes | Analysis |
| 6 | Bojanala's Clash Of Schools -Primary Schools 2025 (U9) | 2025-07-26 | 2025-07-26 | Rapid | Bojanala Platina (NBR) | 5 | 5 | 3 | Yes | Analysis |
| 7 | Spartan Bishops Championships Warriors 2025 (U12) | 2025-05-23 | 2025-05-25 | Standard | Frances Baard (NCF) | 5 | 5 | 3 | Yes | Analysis |
| 8 | Bojanala's Rosewood Easter Open 2025 (Center Pawns) | 2025-04-19 | 2025-04-19 | Standard | Bojanala Platina (NBR) | 5 | 5 | 3 | Yes | Analysis |
| 9 | Bojanala's Battle In The Kloof 2025 (Center Pawns) | 2025-02-15 | 2025-02-15 | Standard | Bojanala Platina (NBR) | 5 | 5 | 2 | Yes | Analysis |
| 10 | Bojanala Closed Chess Championships 2025 (U8) | 2025-01-31 | 2025-02-02 | Standard | Bojanala Platina (NBR) | 5 | 5 | 2.5 | Yes | Analysis |
| 11 | Bojanala's Merry Chess-Mas 2024 (Big Pawns) | 2024-12-07 | 2024-12-07 | Standard | Bojanala Platina (NBR) | 6 | 6 | 5 | Yes | Analysis |
| 12 | Bojanala's Brink Of Activity 2024 (Big Pawns) | 2024-11-30 | 2024-11-30 | Standard | Bojanala Platina (NBR) | 5 | 5 | 3 | Yes | Analysis |
| 13 | Bojanala's e4 In The Chapel 2024 (Big Pawns) | 2024-10-26 | 2024-10-26 | Standard | Bojanala Platina (NBR) | 5 | 5 | 4 | Yes | Analysis |
| 14 | Bojanala's LIttle Yuppies 2024 | 2024-10-11 | 2024-10-11 | Standard | Bojanala Platina (NBR) | 5 | 5 | 3 | Yes | Analysis |
| 15 | Bojanala's Battle In The Kloof 2024 (Big Pawns) | 2024-09-21 | 2024-09-21 | Standard | Bojanala Platina (NBR) | 5 | 5 | 3 | Yes | Analysis |
| 16 | Bojanala Circuit Championships 3 of 4 2024 (U8) | 2024-09-14 | 2024-09-14 | Standard | Bojanala Platina (NBR) | 5 | 5 | 2 | Yes | Analysis |
| 17 | Bojanala's FIDE In The Sparkling Waters 2024 (Young Junior Champs) | 2024-08-17 | 2024-08-17 | Standard | Bojanala Platina (NBR) | 5 | 5 | 2 | Yes | Analysis |
| 18 | Bojanala's Kings & Queens Rapid and Doubles 2024 (Center Pawns) | 2024-08-10 | 2024-08-10 | Rapid | Bojanala Platina (NBR) | 5 | 5 | 3 | Yes | Analysis |
| 19 | Bojanala's Clash Of Schools 2024 (U9) | 2024-07-20 | 2024-07-20 | Standard | Bojanala Platina (NBR) | 5 | 5 | 3.5 | Yes | Analysis |
| 20 | Bojanala's Rating Express 2024 (Development) | 2024-04-06 | 2024-04-06 | Standard | Bojanala Platina (NBR) | 5 | 5 | 2 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | TournamentBojanala's e4 In The Chapel 2024 | TournamentBojanala's Brink Of Activity 2024 | ||||||
| date2024-10-26 | rnd2 | typeStandard | result1 | date2024-11-30 | rnd1 | typeStandard | result1 | ||
| OpponentVenter, L (Liam) | OpponentKgame, K (Kgosi Otshepeng) | ||||||||
| 2 | 4 | TournamentBojanala Closed Chess Championships 2025 | TournamentBojanala's Battle In The Kloof 2025 | ||||||
| date2025-02-01 | rnd4 | typeStandard | result0.5 | date2025-02-15 | rnd2 | typeStandard | result1 | ||
| OpponentPretorius, M (Marius) | OpponentStrydom, R (Rayden) | ||||||||
| 3 | 4 | TournamentBojanala's Merry Chess-Mas 2024 | TournamentBojanala Closed Chess Championships 2025 | ||||||
| date2024-12-07 | rnd4 | typeStandard | result1 | date2025-01-31 | rnd1 | typeStandard | result1 | ||
| OpponentTsododo, B (Bronwyn) | OpponentMabugu, R (Refilwe) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | TournamentBojanala's e4 In The Chapel 2024 | TournamentBojanala's Brink Of Activity 2024 | ||||||
| date2024-10-26 | rnd2 | typeStandard | result1 | date2024-11-30 | rnd1 | typeStandard | result1 | ||
| OpponentVenter, L (Liam) | OpponentKgame, K (Kgosi Otshepeng) | ||||||||
| 2 | 4 | TournamentBojanala Closed Chess Championships 2025 | TournamentBojanala's Battle In The Kloof 2025 | ||||||
| date2025-02-01 | rnd4 | typeStandard | result0.5 | date2025-02-15 | rnd2 | typeStandard | result1 | ||
| OpponentPretorius, M (Marius) | OpponentStrydom, R (Rayden) | ||||||||
| 3 | 4 | TournamentBojanala's Merry Chess-Mas 2024 | TournamentBojanala Closed Chess Championships 2025 | ||||||
| date2024-12-07 | rnd4 | typeStandard | result1 | date2025-01-31 | rnd1 | typeStandard | result1 | ||
| OpponentTsododo, B (Bronwyn) | OpponentMabugu, R (Refilwe) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | TournamentBojanala's Kings & Queens Rapid and Doubles 2024 | TournamentBojanala's Clash Of Schools -Primary Schools 2025 | ||||||
| date2024-08-10 | rnd3 | typeRapid | result1 | date2025-07-26 | rnd2 | typeRapid | result1 | ||
| OpponentPilane, O (Ogone) | OpponentBotha, E (Erasmus Albertus) | ||||||||
| 2 | 1 | TournamentBojanala's Clash Of Schools -Primary Schools 2025 | TournamentBojanala's Clash Of Schools -Primary Schools 2025 | ||||||
| date2025-07-26 | rnd5 | typeRapid | result1 | date2025-07-26 | rnd5 | typeRapid | result1 | ||
| OpponentPelser, L (Leja) | OpponentPelser, L (Leja) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | TournamentBojanala's e4 In The Chapel 2024 | TournamentBojanala's Brink Of Activity 2024 | ||||||
| date2024-10-26 | rnd2 | typeStandard | result1 | date2024-11-30 | rnd1 | typeStandard | result1 | ||
| OpponentVenter, L (Liam) | OpponentKgame, K (Kgosi Otshepeng) | ||||||||
| 2 | 4 | TournamentBojanala's Merry Chess-Mas 2024 | TournamentBojanala Closed Chess Championships 2025 | ||||||
| date2024-12-07 | rnd4 | typeStandard | result1 | date2025-01-31 | rnd1 | typeStandard | result1 | ||
| OpponentTsododo, B (Bronwyn) | OpponentMabugu, R (Refilwe) | ||||||||
| 3 | 4 | TournamentBojanala's Brink Of Activity 2024 | TournamentBojanala's Merry Chess-Mas 2024 | ||||||
| date2024-11-30 | rnd4 | typeStandard | result1 | date2024-12-07 | rnd2 | typeStandard | result1 | ||
| OpponentMoloto, T (Tiisetso) | OpponentBotha, E (Erasmus Albertus) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | TournamentBojanala's e4 In The Chapel 2024 | TournamentBojanala's Brink Of Activity 2024 | ||||||
| date2024-10-26 | rnd2 | typeStandard | result1 | date2024-11-30 | rnd1 | typeStandard | result1 | ||
| OpponentVenter, L (Liam) | OpponentKgame, K (Kgosi Otshepeng) | ||||||||
| 2 | 4 | TournamentBojanala's Merry Chess-Mas 2024 | TournamentBojanala Closed Chess Championships 2025 | ||||||
| date2024-12-07 | rnd4 | typeStandard | result1 | date2025-01-31 | rnd1 | typeStandard | result1 | ||
| OpponentTsododo, B (Bronwyn) | OpponentMabugu, R (Refilwe) | ||||||||
| 3 | 4 | TournamentBojanala's Brink Of Activity 2024 | TournamentBojanala's Merry Chess-Mas 2024 | ||||||
| date2024-11-30 | rnd4 | typeStandard | result1 | date2024-12-07 | rnd2 | typeStandard | result1 | ||
| OpponentMoloto, T (Tiisetso) | OpponentBotha, E (Erasmus Albertus) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | TournamentBojanala's Kings & Queens Rapid and Doubles 2024 | TournamentBojanala's Clash Of Schools -Primary Schools 2025 | ||||||
| date2024-08-10 | rnd3 | typeRapid | result1 | date2025-07-26 | rnd2 | typeRapid | result1 | ||
| OpponentPilane, O (Ogone) | OpponentBotha, E (Erasmus Albertus) | ||||||||
| 2 | 1 | TournamentBojanala's Clash Of Schools -Primary Schools 2025 | TournamentBojanala's Clash Of Schools -Primary Schools 2025 | ||||||
| date2025-07-26 | rnd5 | typeRapid | result1 | date2025-07-26 | rnd5 | typeRapid | result1 | ||
| OpponentPelser, L (Leja) | OpponentPelser, L (Leja) | ||||||||
| # | 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 | Mofokeng ,K (Khotso) | 5 | 0 | -425 | 5 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1459.9 | 1034.9 | 1462.4 | 1034.9 | 0 | 0 | 0 | 0 | ||||||
| 2 | Pretorius ,M (Marius) | 4 | 3.5 | 318.8 | 4 | 3.5 | 318.8 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1222.2 | 1540.9 | 1224.6 | 1540.9 | 0 | 0 | 0 | 0 | ||||||
| 3 | Kruger ,T (Thinus Pieter) | 4 | 0 | -425 | 4 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1478.2 | 1053.2 | 1477.5 | 1053.2 | 0 | 0 | 0 | 0 | ||||||
| 4 | Botha ,E (Erasmus Albertus) | 4 | 4 | 425 | 3 | 3 | 425 | 1 | 1 | 425 | 0 | 0 | 0 |
| 1227 | 1652 | 1226.5 | 1652 | 1159.1 | 1652 | 0 | 0 | ||||||
| 5 | Botes ,L (Levi) | 3 | 0 | -425 | 3 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1425.1 | 1000.1 | 1425.7 | 1000.1 | 0 | 0 | 0 | 0 | ||||||
| 6 | Mabugu ,R (Refilwe) | 3 | 3 | 425 | 3 | 3 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1134.9 | 1559.9 | 1129.4 | 1559.9 | 0 | 0 | 0 | 0 | ||||||
| 7 | Weidemann ,K (Kean) | 3 | 0 | -425 | 3 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1346 | 921 | 1340.6 | 921 | 0 | 0 | 0 | 0 | ||||||
| 8 | Manyedi ,A (Anaya) | 3 | 1 | -141.7 | 2 | 0 | -425 | 1 | 1 | 425 | 0 | 0 | 0 |
| 1408.5 | 1266.8 | 1461.3 | 983.5 | 1170.4 | 1833.5 | 0 | 0 | ||||||
| 9 | Dikane ,L (Leano) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1398.9 | 973.9 | 1395.9 | 973.9 | 0 | 0 | 0 | 0 | ||||||
| 10 | Mbewe ,Z (Zane) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1303.2 | 878.2 | 1303.2 | 878.2 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|