PLAYER PAGE
Personal
Geldenhuys, J (Johan)
Chess SA id
1180308745FIDE id
?Date of birth
2018-02-15 (U8)Gender
MaleRegion
Johannesburg Metro (GJM)Citizen
RSATitles
Chess SA registered
YesLast active game
2025-08-31Personal details last changed
1900-01-01Junior GPX Games
32Junior GPX Points
1322.3| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1323.5 | 1321.5 | 1200 | 1200 |
| Raw rating | 1307.4 | 1318.3 | 1200 | 1200 |
| Weighted rating | 1247.4 | 1251.8 | 1200 | 1200 |
| Weighted performance | 1323.5 | 1321.5 | 0 | 0 |
| Floor | 807.4 | 818.3 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 142.3 | 140.1 | 165.8 | 165.8 |
| Highest rating | 1338.62025-09-30 | 1336.52025-09-30 | 12002024-10-01 | 12002024-10-01 |
| Highest raw rating | 1307.42025-09-30 | 1318.32025-09-30 | 12002024-10-01 | 12002024-10-01 |
| Highest weighted rating | 12612024-10-01 | 1266.72024-10-01 | 12002024-10-01 | 12002024-10-01 |
| Highest weighted performance | 1338.62025-09-30 | 1336.52025-09-30 | 12002024-10-01 | 12002024-10-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | -8 | -3.2 | 0 | 0 |
| New rating | 1315.6 | 1318.3 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1323.5 | 1321.5 | 1200 | 1200 |
| Raw rating | 1307.4 | 1318.3 | 1200 | 1200 |
| Weighted rating | 1247.4 | 1251.8 | 1200 | |
| Weighted performance | 1323.5 | 1321.5 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 807.4 | 818.3 | 700 | 700 |
| Max/Min rating change allowed | 142.3 | 140.1 | 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 | 1307.4 | 1318.3 | 1200 | 1200 |
| New weighted rating | 1253.7 | 1258.7 | 1200 | 1200 |
| New weighted performance | 1315.6 | 1313.6 | 0 | 0 |
| Temp new rating | 1315.6 | 1318.3 | 1200 | 1200 |
| Temp new rating +/- | -8 | -3.2 | 0 | 0 |
| Final new rating +/- | -8 | -3.2 | 0 | 0 |
| New rating | 1315.6 | 1318.3 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 807.4 | 818.3 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 29 | 29 | 0 | 0 | |
| 12 | 12 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 41 | 41 | 0 | 0 |
| Games since | |||||||||||||||||
| Main41 | Standard41 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U8 | ||||||||||||||||
| Region | Johannesburg Metro (GJM) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | 3032 | 1029 | 295 | ||||||||||||||
| Male | 2384 | 798 | 238 | ||||||||||||||
| U8 | 38 | 12 | 9 | ||||||||||||||
| U8 Male | 27 | 9 | 7 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | 2967 | 1077 | 300 | ||||||||||||||
| Male | 2355 | 854 | 243 | ||||||||||||||
| U8 | 41 | 13 | 9 | ||||||||||||||
| U8 Male | 31 | 10 | 7 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U8 | -1 | -1 | -1 | ||||||||||||||
| U8 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U8 | -1 | -1 | -1 | ||||||||||||||
| U8 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 | 29 | 17.5 | 60.34 | 87.9 | 1274.3 | 1362.3 |
| Standard | 29 | 17.5 | 60.34 | 87.9 | 1274.3 | 1362.3 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 41 | 22.5 | 54.88 | 41.5 | 1269.3 | 1310.8 |
| Standard | 41 | 22.5 | 54.88 | 41.5 | 1269.3 | 1310.8 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1307.4 | 1318.3 | 1200 | 1200 |
| 2025-09-30 | 1307.4 | 1318.3 | 1200 | 1200 |
| 2025-09-01 | 1296.6 | 1306 | 1200 | 1200 |
| 2025-08-01 | 1267.1 | 1272 | 1200 | 1200 |
| 2025-07-01 | 1252.3 | 1255 | 1200 | 1200 |
| 2025-06-01 | 1261 | 1266.7 | 1200 | 1200 |
| 2025-05-01 | 1261 | 1266.7 | 1200 | 1200 |
| 2025-04-01 | 1261 | 1266.7 | 1200 | 1200 |
| 2025-03-01 | 1218.5 | 1218 | 1200 | 1200 |
| 2025-02-01 | 1218.5 | 1218 | 1200 | 1200 |
| 2025-01-01 | 1197.6 | 1192.9 | 1200 | 1200 |
| 2024-12-01 | 1223.9 | 1230 | 1200 | 1200 |
| 2024-11-01 | 1223.9 | 1230 | 1200 | 1200 |
| 2024-10-01 | 1223.9 | 1230 | 1200 | 1200 |
| 2024-09-01 | 1191.4 | 1189.6 | 1200 | 1200 |
| 2024-08-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-07-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-09-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-05-01 | 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 |
Comming soon.
Tournaments
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Fourth Knight Riders Juniors Open Chess Tournament 2025 (U8) | 2025-08-31 | 2025-08-31 | Standard | Johannesburg Metro (GJM) | 5 | 5 | 3 | Yes | Analysis |
| 2 | JMC Closed 2025 (U8) | 2025-08-09 | 2025-08-09 | Standard | Johannesburg Metro (GJM) | 5 | 5 | 3 | Yes | Analysis |
| 3 | 2025 Wynie Robbertse Chess Tournament (U8) | 2025-07-19 | 2025-07-19 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 4 | JMC Helpmekaar 2025 (U8) | 2025-06-01 | 2025-06-01 | Standard | Johannesburg Metro (GJM) | 5 | 5 | 2 | Yes | Analysis |
| 5 | 2025 Prestige Open Chess Tournament (U8) | 2025-03-08 | 2025-03-08 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 6 | 2025 Tshwane Chess OPEN Registration Tournament (U8) | 2025-01-25 | 2025-01-25 | Standard | Tshwane (GTP) | 5 | 4 | 2.5 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Fourth Knight Riders Juniors Open Chess Tournament 2025 (U8) | 2025-08-31 | 2025-08-31 | Standard | Johannesburg Metro (GJM) | 5 | 5 | 3 | Yes | Analysis |
| 2 | JMC Closed 2025 (U8) | 2025-08-09 | 2025-08-09 | Standard | Johannesburg Metro (GJM) | 5 | 5 | 3 | Yes | Analysis |
| 3 | 2025 Wynie Robbertse Chess Tournament (U8) | 2025-07-19 | 2025-07-19 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 4 | JMC Helpmekaar 2025 (U8) | 2025-06-01 | 2025-06-01 | Standard | Johannesburg Metro (GJM) | 5 | 5 | 2 | Yes | Analysis |
| 5 | 2025 Prestige Open Chess Tournament (U8) | 2025-03-08 | 2025-03-08 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 6 | 2025 Tshwane Chess OPEN Registration Tournament (U8) | 2025-01-25 | 2025-01-25 | Standard | Tshwane (GTP) | 5 | 4 | 2.5 | Yes | Analysis |
| 7 | East Rand Chess Year end Open 2024 (D) | 2024-11-30 | 2024-11-30 | Standard | Ekurhuleni (GE) | 4 | 3 | 0 | Yes | Analysis |
| 8 | Chesshereoes Minions 2024 (Grade R) | 2024-09-14 | 2024-09-14 | Standard | Johannesburg Metro (GJM) | 4 | 4 | 3 | Yes | Analysis |
| 9 | Fourth Knight Riders Juniors Open Chess Tournament 204 (U8) | 2024-08-03 | 2024-08-03 | Standard | Johannesburg Metro (GJM) | 5 | 5 | 2 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | TournamentJMC Closed 2025 | TournamentFourth Knight Riders Juniors Open Chess Tournament 2025 | ||||||
| date2025-08-09 | rnd4 | typeStandard | result1 | date2025-08-31 | rnd2 | typeStandard | result1 | ||
| OpponentMfazwe, P (Phumla) | OpponentSithole, S (Simbongile) | ||||||||
| 2 | 4 | Tournament2025 Tshwane Chess OPEN Registration Tournament | Tournament2025 Prestige Open Chess Tournament | ||||||
| date2025-01-25 | rnd3 | typeStandard | result1 | date2025-03-08 | rnd2 | typeStandard | result1 | ||
| OpponentMabotja, T (Thato) | OpponentKekana, K (Khanyisile) | ||||||||
| 3 | 4 | TournamentChesshereoes Minions 2024 | TournamentChesshereoes Minions 2024 | ||||||
| date2024-09-14 | rnd1 | typeStandard | result0.5 | date2024-09-14 | rnd4 | typeStandard | result1 | ||
| OpponentVan Eeden, C (Cilliers) | OpponentHaiden, P (Peter) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | TournamentJMC Closed 2025 | TournamentFourth Knight Riders Juniors Open Chess Tournament 2025 | ||||||
| date2025-08-09 | rnd4 | typeStandard | result1 | date2025-08-31 | rnd2 | typeStandard | result1 | ||
| OpponentMfazwe, P (Phumla) | OpponentSithole, S (Simbongile) | ||||||||
| 2 | 4 | Tournament2025 Tshwane Chess OPEN Registration Tournament | Tournament2025 Prestige Open Chess Tournament | ||||||
| date2025-01-25 | rnd3 | typeStandard | result1 | date2025-03-08 | rnd2 | typeStandard | result1 | ||
| OpponentMabotja, T (Thato) | OpponentKekana, K (Khanyisile) | ||||||||
| 3 | 4 | TournamentChesshereoes Minions 2024 | TournamentChesshereoes Minions 2024 | ||||||
| date2024-09-14 | rnd1 | typeStandard | result0.5 | date2024-09-14 | rnd4 | typeStandard | result1 | ||
| OpponentVan Eeden, C (Cilliers) | OpponentHaiden, P (Peter) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | TournamentJMC Closed 2025 | TournamentFourth Knight Riders Juniors Open Chess Tournament 2025 | ||||||
| date2025-08-09 | rnd4 | typeStandard | result1 | date2025-08-31 | rnd2 | typeStandard | result1 | ||
| OpponentMfazwe, P (Phumla) | OpponentSithole, S (Simbongile) | ||||||||
| 2 | 4 | Tournament2025 Tshwane Chess OPEN Registration Tournament | Tournament2025 Prestige Open Chess Tournament | ||||||
| date2025-01-25 | rnd3 | typeStandard | result1 | date2025-03-08 | rnd2 | typeStandard | result1 | ||
| OpponentMabotja, T (Thato) | OpponentKekana, K (Khanyisile) | ||||||||
| 3 | 3 | Tournament2025 Wynie Robbertse Chess Tournament | Tournament2025 Wynie Robbertse Chess Tournament | ||||||
| date2025-07-19 | rnd3 | typeStandard | result1 | date2025-07-19 | rnd5 | typeStandard | result1 | ||
| OpponentTukker, M (Mia) | OpponentConradie, L (Lily) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | TournamentJMC Closed 2025 | TournamentFourth Knight Riders Juniors Open Chess Tournament 2025 | ||||||
| date2025-08-09 | rnd4 | typeStandard | result1 | date2025-08-31 | rnd2 | typeStandard | result1 | ||
| OpponentMfazwe, P (Phumla) | OpponentSithole, S (Simbongile) | ||||||||
| 2 | 4 | Tournament2025 Tshwane Chess OPEN Registration Tournament | Tournament2025 Prestige Open Chess Tournament | ||||||
| date2025-01-25 | rnd3 | typeStandard | result1 | date2025-03-08 | rnd2 | typeStandard | result1 | ||
| OpponentMabotja, T (Thato) | OpponentKekana, K (Khanyisile) | ||||||||
| 3 | 3 | Tournament2025 Wynie Robbertse Chess Tournament | Tournament2025 Wynie Robbertse Chess Tournament | ||||||
| date2025-07-19 | rnd3 | typeStandard | result1 | date2025-07-19 | rnd5 | typeStandard | result1 | ||
| OpponentTukker, M (Mia) | OpponentConradie, L (Lily) | ||||||||
| # | 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 | Klopper ,L (Liam) | 4 | 1 | -212.5 | 4 | 1 | -212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1396.1 | 1183.6 | 1389.8 | 1183.6 | 0 | 0 | 0 | 0 | ||||||
| 2 | Mendonca ,M (Mark) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1331.6 | 1331.6 | 1317.8 | 1331.6 | 0 | 0 | 0 | 0 | ||||||
| 3 | Liebenberg ,A (Arabella) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1207.8 | 1207.8 | 1209.9 | 1207.8 | 0 | 0 | 0 | 0 | ||||||
| 4 | Fischer ,E (Ernst) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1380.8 | 955.8 | 1385.4 | 955.8 | 0 | 0 | 0 | 0 | ||||||
| 5 | Dippenaar ,L (Luka) | 2 | 0.5 | -212.5 | 2 | 0.5 | -212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1151.2 | 938.7 | 1140.9 | 938.7 | 0 | 0 | 0 | 0 | ||||||
| 6 | Mfazwe ,P (Phumla) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1378.9 | 1378.9 | 1381.9 | 1378.9 | 0 | 0 | 0 | 0 | ||||||
| 7 | Luus ,A (Ava) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1162.1 | 1587.1 | 1154.4 | 1587.1 | 0 | 0 | 0 | 0 | ||||||
| 8 | Fourie ,D (Daniël) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 9 | Craucamp ,K (Kaylee) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1281.6 | 1706.6 | 1281.8 | 1706.6 | 0 | 0 | 0 | 0 | ||||||
| 10 | Mphato ,L (Lesaka) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1158.6 | 1583.6 | 1149.8 | 1583.6 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|