PLAYER PAGE
Personal
Sebothoma, JV (John Velaphi)
Chess SA id
191044424FIDE id
?Date of birth
1991-08-15 (Adult)Gender
MaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-09-13Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1361.1 | 1374.8 | 1300 | 1300 |
| Raw rating | 1361.1 | 1374.8 | 1300 | 1300 |
| Weighted rating | 1321.3 | 1326.4 | 1299.7 | 1299.7 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 861.1 | 874.8 | 800 | 800 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 131.8 | 129.3 | 143.8 | 143.8 |
| Highest rating | 1478.12020-02-01 | 1475.82020-02-01 | 13002024-02-01 | 13002024-02-01 |
| Highest raw rating | 1361.12025-09-30 | 1374.82025-09-30 | 13002024-02-01 | 13002024-02-01 |
| Highest weighted rating | 1317.32025-09-30 | 1321.62025-09-30 | 1296.72025-08-01 | 1296.72025-08-01 |
| Highest weighted performance | 1478.12020-02-01 | 1475.82020-02-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1361.1 | 1374.8 | 1300 | 1300 |
| Analysis | ||||
| Rating | 1361.1 | 1374.8 | 1300 | 1300 |
| Raw rating | 1361.1 | 1374.8 | 1300 | 1300 |
| Weighted rating | 1321.3 | 1326.4 | 1299.7 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 861.1 | 874.8 | 800 | 800 |
| Max/Min rating change allowed | 131.8 | 129.3 | 143.8 | 143.8 |
| 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 | 1361.1 | 1374.8 | 1300 | 1300 |
| New weighted rating | 1325 | 1330.8 | 1300 | 1300 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1361.1 | 1374.8 | 1300 | 1300 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1361.1 | 1374.8 | 1300 | 1300 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 861.1 | 874.8 | 800 | 800 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 28 | 28 | 0 | 0 |
| Games since | |||||||||||||||||
| Main5 | Standard5 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | Adult | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult 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 | 5 | 2.5 | 50 | 0 | 1593.1 | 1593.1 |
| Standard | 5 | 2.5 | 50 | 0 | 1593.1 | 1593.1 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 10 | 5.5 | 55 | 42.5 | 1489.6 | 1532.1 |
| Standard | 10 | 5.5 | 55 | 42.5 | 1489.6 | 1532.1 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1361.1 | 1374.8 | 1300 | 1300 |
| 2025-09-30 | 1361.1 | 1374.8 | 1300 | 1300 |
| 2025-09-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2025-08-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2025-07-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2025-06-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2025-05-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2025-04-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2025-03-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2025-02-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2025-01-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2024-12-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2024-11-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2024-10-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2024-09-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2024-08-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2024-07-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2024-09-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2024-05-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2024-04-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2024-03-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2024-02-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2024-01-01 | 1314.2 | 1317.6 | 1300 | 1300 |
| 2023-12-01 | 1251.1 | 1261.2 | 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 | Tshwane Chess Club Clash 2025 (Open) | 2025-09-13 | 2025-09-13 | Standard | Tshwane (GTP) | 5 | 5 | 2.5 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Tshwane Chess Club Clash 2025 (Open) | 2025-09-13 | 2025-09-13 | Standard | Tshwane (GTP) | 5 | 5 | 2.5 | Yes | Analysis |
| 2 | 2020 Blou Bul (B) | 2020-02-15 | 2020-02-15 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2020 Blou Bul | Tournament2020 Blou Bul | ||||||
| date2020-02-15 | rnd1 | typeStandard | result1 | date2020-02-15 | rnd3 | typeStandard | result1 | ||
| OpponentLiang, YX (Yi-Xuan (Bowie)) | OpponentVisser, R (Ruan) | ||||||||
| 2 | 2 | TournamentTshwane Chess Club Clash 2025 | TournamentTshwane Chess Club Clash 2025 | ||||||
| date2025-09-13 | rnd1 | typeStandard | result1 | date2025-09-13 | rnd2 | typeStandard | result1 | ||
| OpponentMusenge, D (Daniel) | OpponentSibeko, M (Mpiloyami) | ||||||||
| 3 | 1 | TournamentTshwane Chess Club Clash 2025 | TournamentTshwane Chess Club Clash 2025 | ||||||
| date2025-09-13 | rnd4 | typeStandard | result0.5 | date2025-09-13 | rnd4 | typeStandard | result0.5 | ||
| OpponentKock, L (Luca) | OpponentKock, L (Luca) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2020 Blou Bul | Tournament2020 Blou Bul | ||||||
| date2020-02-15 | rnd1 | typeStandard | result1 | date2020-02-15 | rnd3 | typeStandard | result1 | ||
| OpponentLiang, YX (Yi-Xuan (Bowie)) | OpponentVisser, R (Ruan) | ||||||||
| 2 | 2 | TournamentTshwane Chess Club Clash 2025 | TournamentTshwane Chess Club Clash 2025 | ||||||
| date2025-09-13 | rnd1 | typeStandard | result1 | date2025-09-13 | rnd2 | typeStandard | result1 | ||
| OpponentMusenge, D (Daniel) | OpponentSibeko, M (Mpiloyami) | ||||||||
| 3 | 1 | TournamentTshwane Chess Club Clash 2025 | TournamentTshwane Chess Club Clash 2025 | ||||||
| date2025-09-13 | rnd4 | typeStandard | result0.5 | date2025-09-13 | rnd4 | typeStandard | result0.5 | ||
| OpponentKock, L (Luca) | OpponentKock, L (Luca) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2020 Blou Bul | Tournament2020 Blou Bul | ||||||
| date2020-02-15 | rnd1 | typeStandard | result1 | date2020-02-15 | rnd3 | typeStandard | result1 | ||
| OpponentLiang, YX (Yi-Xuan (Bowie)) | OpponentVisser, R (Ruan) | ||||||||
| 2 | 2 | TournamentTshwane Chess Club Clash 2025 | TournamentTshwane Chess Club Clash 2025 | ||||||
| date2025-09-13 | rnd1 | typeStandard | result1 | date2025-09-13 | rnd2 | typeStandard | result1 | ||
| OpponentMusenge, D (Daniel) | OpponentSibeko, M (Mpiloyami) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2020 Blou Bul | Tournament2020 Blou Bul | ||||||
| date2020-02-15 | rnd1 | typeStandard | result1 | date2020-02-15 | rnd3 | typeStandard | result1 | ||
| OpponentLiang, YX (Yi-Xuan (Bowie)) | OpponentVisser, R (Ruan) | ||||||||
| 2 | 2 | TournamentTshwane Chess Club Clash 2025 | TournamentTshwane Chess Club Clash 2025 | ||||||
| date2025-09-13 | rnd1 | typeStandard | result1 | date2025-09-13 | rnd2 | typeStandard | result1 | ||
| OpponentMusenge, D (Daniel) | OpponentSibeko, M (Mpiloyami) | ||||||||
| # | 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 | Liang ,YX (Yi-Xuan (Bowie)) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1434 | 1859 | 1432.5 | 1859 | 0 | 0 | 0 | 0 | ||||||
| 2 | De Beer ,T (Thinus) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1383.2 | 958.2 | 1388.6 | 958.2 | 0 | 0 | 0 | 0 | ||||||
| 3 | Vorster ,SPM (Stephanus) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1754.3 | 1329.3 | 1753.4 | 1329.3 | 0 | 0 | 0 | 0 | ||||||
| 4 | Visser ,R (Ruan) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1273.6 | 1698.6 | 1263.8 | 1698.6 | 0 | 0 | 0 | 0 | ||||||
| 5 | Nxumalo ,B (Banele) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1688.1 | 1263.1 | 1692.7 | 1263.1 | 0 | 0 | 0 | 0 | ||||||
| 6 | Coetsee ,D (Dewald) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1470.9 | 1895.9 | 1473.2 | 1895.9 | 0 | 0 | 0 | 0 | ||||||
| 7 | Le Roux ,C (Claire) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1368.1 | 943.1 | 1361 | 943.1 | 0 | 0 | 0 | 0 | ||||||
| 8 | Musenge ,D (Daniel) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1448.7 | 1873.7 | 1448.1 | 1873.7 | 0 | 0 | 0 | 0 | ||||||
| 9 | Sibeko ,M (Mpiloyami) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1452.2 | 1877.2 | 1472.2 | 1877.2 | 0 | 0 | 0 | 0 | ||||||
| 10 | Kock ,L (Luca) | 1 | 0.5 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1622.4 | 1622.4 | 1625.1 | 1622.4 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|