PLAYER PAGE
Personal
Mulholland, O (Otto)
Chess SA id
1140133940FIDE id
?Date of birth
2014-10-06 (U12)Gender
MaleRegion
Umkhanyakude (KUM)Citizen
RSATitles
Chess SA registered
YesLast active game
2025-07-05Personal details last changed
1900-01-01Junior GPX Games
17Junior GPX Points
1275.2| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1213.5 | 1201.2 | 1259.8 | 1077.2 |
| Raw rating | 1212.9 | 1201.2 | 1259.8 | 1077.2 |
| Weighted rating | 1213.5 | 1195.8 | 1258.2 | 1077.2 |
| Weighted performance | 1122.7 | 1110.1 | 0 | 0 |
| Floor | 740.2 | 726.6 | 782.4 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 162.8 | 165.5 | 152.3 | 197.5 |
| Highest rating | 1255.92024-06-01 | 1226.62025-04-01 | 1517.52023-07-01 | 12002018-10-01 |
| Highest raw rating | 1240.22025-04-01 | 1226.62025-04-01 | 1282.42024-02-01 | 12002020-01-01 |
| Highest weighted rating | 1240.22018-10-01 | 1226.62018-10-01 | 1282.42025-04-01 | 12002018-10-01 |
| Highest weighted performance | 1255.92025-04-01 | 1215.62020-01-01 | 1517.52023-07-01 | 12002020-01-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0.9 | 0 | 0 | 0 |
| New rating | 1214.4 | 1201.2 | 1259.8 | 1077.2 |
| Analysis | ||||
| Rating | 1213.5 | 1201.2 | 1259.8 | 1077.2 |
| Raw rating | 1212.9 | 1201.2 | 1259.8 | 1077.2 |
| Weighted rating | 1213.5 | 1195.8 | 1258.2 | |
| Weighted performance | 1122.7 | 1110.1 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 740.2 | 726.6 | 782.4 | 700 |
| Max/Min rating change allowed | 162.8 | 165.5 | 152.3 | 197.5 |
| 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 | 1212.9 | 1201.2 | 1259.8 | 1077.2 |
| New weighted rating | 1214.4 | 1197.7 | 1258.1 | 1077.2 |
| New weighted performance | 1115.6 | 1103 | 0 | 0 |
| Temp new rating | 1214.4 | 1201.2 | 1259.8 | 1077.2 |
| Temp new rating +/- | 0.9 | 0 | 0 | 0 |
| Final new rating +/- | 0.9 | 0 | 0 | 0 |
| New rating | 1214.4 | 1201.2 | 1259.8 | 1077.2 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 740.2 | 726.6 | 782.4 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 13 | 13 | 0 | 0 | |
| 33 | 28 | 5 | 0 | |
| 18 | 12 | 6 | 0 | |
| 13 | 6 | 0 | 7 | |
| 0 | 0 | 0 | 0 | |
| History | 77 | 59 | 11 | 7 |
| Games since | |||||||||||||||||
| Main46 | Standard41 | Rapid5 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U12 | ||||||||||||||||
| Region | Umkhanyakude (KUM) | ||||||||||||||||
| Province | KwaZulu Natal (KZ) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | 4034 | 258 | 2 | ||||||||||||||
| Male | 3030 | 205 | 1 | ||||||||||||||
| U12 | 657 | 50 | 1 | ||||||||||||||
| U12 Male | 452 | 39 | 1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | 4069 | 232 | 2 | ||||||||||||||
| Male | 3050 | 189 | 1 | ||||||||||||||
| U12 | 662 | 44 | 1 | ||||||||||||||
| U12 Male | 458 | 35 | 1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 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 | 13 | 5.5 | 42.31 | -65.4 | 1300.5 | 1235.1 |
| Standard | 13 | 5.5 | 42.31 | -65.4 | 1300.5 | 1235.1 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 77 | 33 | 42.86 | -60.7 | 1231.7 | 1171 |
| Standard | 59 | 25.5 | 43.22 | -57.6 | 1232 | 1174.4 |
| Rapid | 11 | 7 | 63.64 | 115.9 | 1247.6 | 1363.5 |
| Blitz | 7 | 0.5 | 7.14 | -364.3 | 1204.6 | 840.3 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1212.9 | 1201.2 | 1259.8 | 1077.2 |
| 2025-09-30 | 1212.9 | 1201.2 | 1259.8 | 1077.2 |
| 2025-09-01 | 1212.9 | 1201.2 | 1259.8 | 1077.2 |
| 2025-08-01 | 1212.9 | 1201.2 | 1259.8 | 1077.2 |
| 2025-07-01 | 1240.2 | 1226.6 | 1259.8 | 1077.2 |
| 2025-06-01 | 1240.2 | 1226.6 | 1259.8 | 1077.2 |
| 2025-05-01 | 1240.2 | 1226.6 | 1259.8 | 1077.2 |
| 2025-04-01 | 1240.2 | 1226.6 | 1259.8 | 1077.2 |
| 2025-03-01 | 1225.2 | 1207.7 | 1259.6 | 1077.2 |
| 2025-02-01 | 1212.5 | 1191.8 | 1258.8 | 1077.2 |
| 2025-01-01 | 1212.5 | 1191.8 | 1252.5 | 1077.2 |
| 2024-12-01 | 1212.5 | 1191.8 | 1252.5 | 1077.2 |
| 2024-11-01 | 1192.5 | 1172 | 1252.5 | 1077.2 |
| 2024-10-01 | 1192.5 | 1172 | 1252.5 | 1077.2 |
| 2024-09-01 | 1192.5 | 1172 | 1252.5 | 1077.2 |
| 2024-08-01 | 1192.5 | 1172 | 1252.5 | 1077.2 |
| 2024-07-01 | 1230.4 | 1215.6 | 1252.5 | 1077.2 |
| 2024-09-01 | 1166.3 | 1135.2 | 1252.5 | 1077.2 |
| 2024-05-01 | 1168.3 | 1123.6 | 1252.5 | 1077.2 |
| 2024-04-01 | 1168.3 | 1123.6 | 1252.5 | 1077.2 |
| 2024-03-01 | 1162.7 | 1123.6 | 1282.4 | 1077.2 |
| 2024-02-01 | 1162.7 | 1123.6 | 1282.4 | 1077.2 |
| 2024-01-01 | 1162.7 | 1123.6 | 1282.4 | 1077.2 |
| 2023-12-01 | 1162.7 | 1123.6 | 1282.4 | 1077.2 |
Comming soon.
Tournaments
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | South African Open 2025 (U12 Open) | 2025-07-03 | 2025-07-05 | Standard | Johannesburg Metro (GJM) | 5 | 4 | 0.5 | Yes | Analysis |
| 2 | 2025 Jozini Chess Association Open (U10+U12) | 2025-06-21 | 2025-06-21 | Rapid | Umkhanyakude (KUM) | 5 | 0 | 0 | No | Analysis |
| 3 | 2025 Kinng Cetshwayo Championship (U12 Boys) | 2025-03-01 | 2025-03-01 | Standard | King Cetshwayo (KUR) | 5 | 5 | 3 | Yes | Analysis |
| 4 | 2025 King Cetshwayo Open (U12) | 2025-02-15 | 2025-02-15 | Standard | King Cetshwayo (KUR) | 5 | 4 | 2 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | South African Open 2025 (U12 Open) | 2025-07-03 | 2025-07-05 | Standard | Johannesburg Metro (GJM) | 5 | 4 | 0.5 | Yes | Analysis |
| 2 | 2025 Jozini Chess Association Open (U10+U12) | 2025-06-21 | 2025-06-21 | Rapid | Umkhanyakude (KUM) | 5 | 0 | 0 | No | Analysis |
| 3 | 2025 Kinng Cetshwayo Championship (U12 Boys) | 2025-03-01 | 2025-03-01 | Standard | King Cetshwayo (KUR) | 5 | 5 | 3 | Yes | Analysis |
| 4 | 2025 King Cetshwayo Open (U12) | 2025-02-15 | 2025-02-15 | Standard | King Cetshwayo (KUR) | 5 | 4 | 2 | Yes | Analysis |
| 5 | 2024 King Cetshwayo Junior & Intermediate Tournament 2024 (U12) | 2024-11-02 | 2024-11-02 | Standard | King Cetshwayo (KUR) | 5 | 4 | 2 | Yes | Analysis |
| 6 | 2024 Nelson Mandela Chess Tournament (U12) | 2024-07-20 | 2024-07-20 | Standard | King Cetshwayo (KUR) | 5 | 5 | 2 | Yes | Analysis |
| 7 | South African Open Chess Championship 2024 (C) | 2024-07-04 | 2024-07-07 | Standard | Ethekwini (KED) | 7 | 7 | 3 | Yes | Analysis |
| 8 | 2024 King Cetshwayo Winter Open (U12) | 2024-06-08 | 2024-06-08 | Standard | King Cetshwayo (KUR) | 5 | 5 | 4 | Yes | Analysis |
| 9 | 2024 King Cesthwayo Chess Anniversary (U12) | 2024-04-20 | 2024-04-21 | Standard | King Cetshwayo (KUR) | 7 | 7 | 3 | Yes | Analysis |
| 10 | CPH St Andrew's Rapid 2024 (C) | 2024-03-30 | 2024-03-30 | Rapid | Ekurhuleni (GE) | 5 | 5 | 2 | Yes | Analysis |
| 11 | 2023 King Cetshwayo Winter Open (U10) | 2023-07-29 | 2023-07-29 | Rapid | King Cetshwayo (KUR) | 6 | 6 | 5 | Yes | Analysis |
| 12 | 2023 King Cetshwayo Chess Anniversary (U10) | 2023-04-22 | 2023-04-23 | Standard | King Cetshwayo (KUR) | 7 | 6 | 3.5 | Yes | Analysis |
| 13 | 2023 KZN Open (B) | 2023-04-29 | 2023-04-30 | Standard | Ethekwini (KED) | 6 | 6 | 2 | Yes | Analysis |
| 14 | 2022 South African Junior Team Chess Championships (U10 Open) | 2022-12-04 | 2022-12-08 | Standard | 4 Knights (4K) | 7 | 6 | 0.5 | Yes | Analysis |
| 15 | Chessheroes Bowls Club Zoo Lake Challenge 2022 | 2022-07-02 | 2022-07-02 | Blitz | Johannesburg Metro (GJM) | 7 | 7 | 0.5 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 | Tournament2023 King Cetshwayo Winter Open | TournamentCPH St Andrew's Rapid 2024 | ||||||
| date2023-07-29 | rnd2 | typeRapid | result1 | date2024-03-30 | rnd1 | typeRapid | result1 | ||
| OpponentNkabinde, S (Senzo) | OpponentMpipi, S (Selabe) | ||||||||
| 2 | 4 | Tournament2024 King Cetshwayo Winter Open | Tournament2024 King Cetshwayo Winter Open | ||||||
| date2024-06-08 | rnd2 | typeStandard | result1 | date2024-06-08 | rnd5 | typeStandard | result1 | ||
| OpponentMbhavhalelo, M (Mkhumeleni) | OpponentHlophe, M (Mayenziwe) | ||||||||
| 3 | 3 | Tournament2024 King Cetshwayo Junior & Intermediate Tournament 2024 | Tournament2025 King Cetshwayo Open | ||||||
| date2024-11-02 | rnd5 | typeStandard | result1 | date2025-02-15 | rnd2 | typeStandard | result1 | ||
| OpponentNaidoo, E (Ella) | OpponentNgcobo, S (Sibulelo) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | Tournament2024 King Cetshwayo Winter Open | Tournament2024 King Cetshwayo Winter Open | ||||||
| date2024-06-08 | rnd2 | typeStandard | result1 | date2024-06-08 | rnd5 | typeStandard | result1 | ||
| OpponentMbhavhalelo, M (Mkhumeleni) | OpponentHlophe, M (Mayenziwe) | ||||||||
| 2 | 3 | Tournament2024 King Cetshwayo Junior & Intermediate Tournament 2024 | Tournament2025 King Cetshwayo Open | ||||||
| date2024-11-02 | rnd5 | typeStandard | result1 | date2025-02-15 | rnd2 | typeStandard | result1 | ||
| OpponentNaidoo, E (Ella) | OpponentNgcobo, S (Sibulelo) | ||||||||
| 3 | 3 | Tournament2023 King Cetshwayo Chess Anniversary | Tournament2023 King Cetshwayo Chess Anniversary | ||||||
| date2023-04-22 | rnd1 | typeStandard | result1 | date2023-04-22 | rnd3 | typeStandard | result0.5 | ||
| OpponentNtshangase, R (Rocket) | OpponentHall, J (Joslyn) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 | Tournament2023 King Cetshwayo Winter Open | TournamentCPH St Andrew's Rapid 2024 | ||||||
| date2023-07-29 | rnd2 | typeRapid | result1 | date2024-03-30 | rnd1 | typeRapid | result1 | ||
| OpponentNkabinde, S (Senzo) | OpponentMpipi, S (Selabe) | ||||||||
| 2 | 1 | TournamentCPH St Andrew's Rapid 2024 | TournamentCPH St Andrew's Rapid 2024 | ||||||
| date2024-03-30 | rnd5 | typeRapid | result1 | date2024-03-30 | rnd5 | typeRapid | result1 | ||
| OpponentKarsas, S (Sophia) | OpponentKarsas, S (Sophia) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentChessheroes Bowls Club Zoo Lake Challenge 2022 | TournamentChessheroes Bowls Club Zoo Lake Challenge 2022 | ||||||
| date2022-07-02 | rnd4 | typeBlitz | result0.5 | date2022-07-02 | rnd4 | typeBlitz | result0.5 | ||
| OpponentBricker, R (Ryan) | OpponentBricker, R (Ryan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 | Tournament2023 King Cetshwayo Winter Open | TournamentCPH St Andrew's Rapid 2024 | ||||||
| date2023-07-29 | rnd2 | typeRapid | result1 | date2024-03-30 | rnd1 | typeRapid | result1 | ||
| OpponentNkabinde, S (Senzo) | OpponentMpipi, S (Selabe) | ||||||||
| 2 | 4 | Tournament2024 King Cetshwayo Winter Open | Tournament2024 King Cetshwayo Winter Open | ||||||
| date2024-06-08 | rnd2 | typeStandard | result1 | date2024-06-08 | rnd5 | typeStandard | result1 | ||
| OpponentMbhavhalelo, M (Mkhumeleni) | OpponentHlophe, M (Mayenziwe) | ||||||||
| 3 | 3 | Tournament2024 King Cetshwayo Junior & Intermediate Tournament 2024 | Tournament2025 King Cetshwayo Open | ||||||
| date2024-11-02 | rnd5 | typeStandard | result1 | date2025-02-15 | rnd2 | typeStandard | result1 | ||
| OpponentNaidoo, E (Ella) | OpponentNgcobo, S (Sibulelo) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | Tournament2024 King Cetshwayo Winter Open | Tournament2024 King Cetshwayo Winter Open | ||||||
| date2024-06-08 | rnd2 | typeStandard | result1 | date2024-06-08 | rnd5 | typeStandard | result1 | ||
| OpponentMbhavhalelo, M (Mkhumeleni) | OpponentHlophe, M (Mayenziwe) | ||||||||
| 2 | 3 | Tournament2024 King Cetshwayo Junior & Intermediate Tournament 2024 | Tournament2025 King Cetshwayo Open | ||||||
| date2024-11-02 | rnd5 | typeStandard | result1 | date2025-02-15 | rnd2 | typeStandard | result1 | ||
| OpponentNaidoo, E (Ella) | OpponentNgcobo, S (Sibulelo) | ||||||||
| 3 | 2 | Tournament2025 Kinng Cetshwayo Championship | Tournament2025 Kinng Cetshwayo Championship | ||||||
| date2025-03-01 | rnd4 | typeStandard | result1 | date2025-03-01 | rnd5 | typeStandard | result1 | ||
| OpponentVan Wyk, S (Slade) | OpponentMthethwa, S (Siyambonga) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 | Tournament2023 King Cetshwayo Winter Open | TournamentCPH St Andrew's Rapid 2024 | ||||||
| date2023-07-29 | rnd2 | typeRapid | result1 | date2024-03-30 | rnd1 | typeRapid | result1 | ||
| OpponentNkabinde, S (Senzo) | OpponentMpipi, S (Selabe) | ||||||||
| 2 | 1 | TournamentCPH St Andrew's Rapid 2024 | TournamentCPH St Andrew's Rapid 2024 | ||||||
| date2024-03-30 | rnd5 | typeRapid | result1 | date2024-03-30 | rnd5 | typeRapid | result1 | ||
| OpponentKarsas, S (Sophia) | OpponentKarsas, S (Sophia) | ||||||||
| # | 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 | Stewart ,C (Christopher) | 3 | 1 | -141.7 | 3 | 1 | -141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1344 | 1202.3 | 1325.2 | 1202.3 | 0 | 0 | 0 | 0 | ||||||
| 2 | Thabede ,S (Sibongakonke) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1241.9 | 1383.5 | 1245.6 | 1383.5 | 0 | 0 | 0 | 0 | ||||||
| 3 | Naidoo ,E (Ella) | 3 | 2 | 141.7 | 2 | 2 | 425 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1217 | 1358.7 | 1212.1 | 1642 | 1200 | 792 | 0 | 0 | ||||||
| 4 | Ntsoane ,L (Lethabo) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1282 | 857 | 1281.7 | 857 | 0 | 0 | 0 | 0 | ||||||
| 5 | Ntshangase ,B (Buzole) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1071.1 | 1071.1 | 1084.6 | 1071.1 | 0 | 0 | 0 | 0 | ||||||
| 6 | Hlophe ,M (Mayenziwe) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1206.6 | 1206.6 | 1170.4 | 1206.6 | 0 | 0 | 0 | 0 | ||||||
| 7 | Ntshangase ,R (Rocket) | 2 | 2 | 425 | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 |
| 1202.2 | 1627.2 | 1200 | 1627.2 | 1200 | 1627.2 | 0 | 0 | ||||||
| 8 | Ramdhani ,D (Devarsh) | 2 | 2 | 425 | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 |
| 1151.8 | 1576.8 | 1110 | 1576.8 | 1218.4 | 1576.8 | 0 | 0 | ||||||
| 9 | Reddy ,T (Trisholin) | 2 | 1 | 0 | 1 | 0 | -425 | 1 | 1 | 425 | 0 | 0 | 0 |
| 1253.9 | 1253.9 | 1251.9 | 828.9 | 1301.6 | 1678.9 | 0 | 0 | ||||||
| 10 | Ngcobo ,S (Sibulelo) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1333.8 | 1758.8 | 1328.1 | 1758.8 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

