PLAYER PAGE

David Elvin

1080119822
Johannesburg Metro (GJM)
Personal
Main rating
Rating 1727.6
K-factor 28
Floor 1245.6
Highest 1778.3 (2026-01-01)
Min/Max +/- allowed 73
Rating Change
()
Games 9
Score 5.5
We 4.73
SWe 0.77
Temp +/- 21.5
Penalties 0
Weight perform 1706.6
Final +/- +21.5
New Rating
()
Rating 1749.1
K-factor 28
Floor 1245.6
Highest 1778.3 (2026-01-01)
Min/Max +/- allowed 72.7
Standard rating
Rating 1727.8
K-factor 28
Floor 1251.5
Highest 1771.2 (2026-01-01)
Min/Max +/- allowed 73.5
Rating Change
()
Games 9
Score 5.5
We 4.89
SWe 0.61
Temp +/- 17.1
Penalties 0
Weight perform 1706.6
Final +/- +17.1
New Rating
()
Rating 1744.9
K-factor 28
Floor 1251.5
Highest 1771.2 (2026-01-01)
Min/Max +/- allowed 73.5
Rapid rating
Rating 1340.1
K-factor 36
Floor 840.1
Highest 1361.4 (2023-09-01)
Min/Max +/- allowed 131.7
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1324.9
Final +/- 0
New Rating
()
Rating 1340.1
K-factor 36
Floor 840.1
Highest 1361.4 (2023-09-01)
Min/Max +/- allowed 131.7
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Graph
Tournaments
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 South African Junior Closed Chess Championship 2026 (U18 Open) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1727.6 9 5.5 1795.8 21.5 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Chess Power House Boksburg Open 2026 (A) Standard 2026-03-14 2026-03-14 Ekurhuleni (GE) 5 1745.4 5 3 1615.4 -17.8 Details
2 2026 JMC Kick off Tournament (A) Standard 2026-02-01 2026-02-01 Johannesburg Metro (GJM) 5 1759 5 2.5 1714.4 -3.7 Details
3 2025 Mzansi Individual Championships (U18 Open) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1710.9 6 4.5 1853.4 20.2 Details
4 2025 Mzansi Inter Provincial Team Championships (U18 Open) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1710.9 6 4.5 1746.1 4.3 Details
5 2025 Gauteng Top Schools Teams (U19) Standard 2025-08-30 2025-08-30 Tshwane (GTP) 5 1669.6 5 3.5 1747.1 7 Details
6 Khelo India - Lonehill Chess Academy - 2nd Annual Chess Tournament 2025 (A) Standard 2025-09-27 2025-09-27 Johannesburg Metro (GJM) 5 1669.6 5 4 1956.6 27.4 Details
7 South African Open 2025 (B) Classical 2025-06-28 2025-07-05 Johannesburg Metro (GJM) 11 1709.7 11 6 1571 -33.4 Details
8 CPH May 2025 (A) Standard 2025-05-03 2025-05-03 Johannesburg Metro (GJM) 5 1715.3 5 2 1667.3 -4 Details
9 Chess Molecules Open Tournament 2025 (A) Rapid 2025-04-19 2025-04-19 Johannesburg Metro (GJM) 5 1721.8 5 4 1616.7 -4.6 Details
10 AHS Open Chess Tournament 2025 (A) Standard 2025-03-01 2025-03-01 Tshwane (GTP) 5 1725.1 5 2 1700.9 -2.3 Details
11 Constantiapark Open 2025 (A) Standard 2025-02-15 2025-02-15 Tshwane (GTP) 5 1701.1 4 1.5 1688 -1.2 Details
12 JMC Kick Off 2025 (A) Standard 2025-02-02 2025-02-02 Johannesburg Metro (GJM) 5 1701.1 5 2.5 1768.8 4.6 Details
13 Gauteng Inter-Region at UJ 2024 (U18 Open) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1652.1 5 5 1961.6 34.9 Details
14 Gauteng Top Schools 2024 (U19 Open) Rapid 2024-10-05 2024-10-05 Ekurhuleni (GE) 5 1639.5 5 4 1747.1 8.9 Details
15 2024 Tuks Open Chess Tournament (A) Standard 2024-09-28 2024-09-28 Tshwane (GTP) 5 1660.9 5 2.5 1686.4 3 Details
16 Centurion Chess Open Tournament 2024 (A) Standard 2024-09-21 2024-09-21 Tshwane (GTP) 5 1660.9 5 2.5 1677.5 1 Details
17 Gauteng Schools Individuals Finals 2024 (U18 Boys) Standard 2024-08-17 2024-08-17 Ekurhuleni (GE) 5 1660.9 5 3 1452.3 -19.3 Details
18 JMC Closed 2024 (A) Standard 2024-08-09 2024-08-11 Johannesburg Metro (GJM) 5 1643.8 5 2 1765.7 12.2 Details
19 Ekurhuleni Trails 2 2024 (A) Standard 2024-07-27 2024-07-27 Ekurhuleni (GE) 4 1616.6 4 1 1533.5 -7.6 Details
20 JMC Trinityhouse Randpark Ridge 2024 (A) Standard 2024-07-13 2024-07-13 Johannesburg Metro (GJM) 5 1616.6 5 2 1815.3 19.1 Details
21 South African Open Chess Championship 2024 (A) Classical 2024-06-29 2024-07-07 Ethekwini (KED) 11 1616.6 11 5.5 1652.8 8 Details
22 Chess Molecules Open Chess Tournament 2024 (High School Open) Rapid 2024-06-15 2024-06-15 Johannesburg Metro (GJM) 5 1646.2 5 2.5 1335.1 -21.3 Details
23 2024 Milos Ristic Open Chess Tournament (A) Standard 2024-04-27 2024-04-27 Tshwane (GTP) 5 1568.9 5 4 1819.5 23.7 Details
24 2024 KSNG CHess Academy Open Tournament (B) Standard 2024-04-06 2024-04-06 Tshwane (GTP) 5 1568.9 5 3 1668.6 9 Details
25 1st Knights Open Tournament 2024 (A) Standard 2024-03-23 2024-03-23 Johannesburg Metro (GJM) 5 1583.2 5 1.5 1483.9 -9 Details
26 2024 Tshwane Chess AHS Open Chess Tournament (C2) Standard 2024-02-24 2024-02-24 Tshwane (GTP) 5 1544.4 5 3.5 1529 -2 Details
27 2024 Constantiapark Open (C) Standard 2024-02-17 2024-02-17 Tshwane (GTP) 5 1544.4 5 4.5 1653.3 10.1 Details
28 2024 Tshwane Chess OPEN Registration Tournament (C2) Standard 2024-01-27 2024-01-27 Tshwane (GTP) 5 1443.6 5 4.5 1714.8 27.2 Details
29 2024 Gauteng Inter-Region Chess Championship (U16B) Standard 2024-01-13 2024-01-14 Tshwane (GTP) 5 1443.6 5 3 1478.4 4.7 Details
30 JMC Kick Off Tournament 2024 (C) Standard 2024-01-28 2024-01-28 Johannesburg Metro (GJM) 5 1443.6 5 3.5 1581.4 12.9 Details
31 Ekurhuleni North Chess Club 2023 (B) Rapid 2023-12-09 2023-12-09 Ekurhuleni (GE) 7 1431.1 7 5 1512.6 7.7 Details
32 Africawide Chess Championship 2023 (Open) Standard 2023-11-03 2023-11-05 Johannesburg Metro (GJM) 7 1447.9 7 3 1383.3 -10.7 Details
33 Lardies Open Tournament 2023 (C) Standard 2023-10-28 2023-10-28 Tshwane (GTP) 5 1429 5 3.5 1486 6.3 Details
34 2023 Tuks Open Chess Tournament (C) Standard 2023-10-07 2023-10-07 Tshwane (GTP) 5 1429 5 4 1490.1 5.5 Details
35 Chess Molecules Rapid 2023 (High School Open) Rapid 2023-09-23 2023-09-23 Ekurhuleni (GE) 5 1415.6 5 4 1542 8.6 Details
36 2023 Gauteng Top Schools (U19 Mixed) Standard 2023-08-19 2023-08-19 West Rand (GWR) 5 1423.6 3 2 1346.6 -5.1 Details
37 Chess Molecules 16 June Tournament 2023 (High School Open) Rapid 2023-06-16 2023-06-16 Ekurhuleni (GE) 5 1429.6 5 3 1369 -3.7 Details
38 Gauteng Schools Individual Finals 2023 (U15 Boys) Standard 2023-05-27 2023-05-27 Ekurhuleni (GE) 5 1467.3 5 2 1216.8 -23.6 Details
39 Ekurhuleni Trials 2 2023 (U16) Standard 2023-04-22 2023-04-22 Ekurhuleni (GE) 5 1365.4 5 4 1612.7 24.9 Details
40 Ekhuruleni Chess Trials 1 2023 (U16) Standard 2023-03-25 2023-03-25 Ekurhuleni (GE) 5 1303.3 5 4 1528.7 21.4 Details
41 Ekurhuleni Springs Open 4 March 2023 (D) Standard 2023-03-04 2023-03-04 Ekurhuleni (GE) 5 1303.3 5 3.5 1361.7 6.6 Details
42 Ekurhuleni Chess Springs Club Open 2022 (D) Standard 2022-09-03 2022-09-03 Ekurhuleni (GE) 5 1306.9 4 2 1280.8 -2 Details
43 Alberton Chess Club Open 2022 (C) Standard 2022-07-16 2022-07-16 Ekurhuleni (GE) 5 1211 5 5 1752 53.5 Details
44 GoForChess Junior Championships 2019 (U12) Standard 2019-11-16 2019-11-16 Johannesburg Metro (GJM) 5 1200 5 3 1214.4 5.6 Details
Game statistics ( )
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics ()
Games 19
Wins 9
Draws 4
Losses 6
White 9
Black 10
White wins 4
Black wins 5
Score 11
Percent 57.9
Dp 67.1
AOR 1659.8
Performance 1726.9
Game statistics (History)
Games 242
Wins 139
Draws 24
Losses 79
White 120
Black 122
White wins 68
Black wins 71
Score 151
Percent 62.4
Dp 105.4
AOR 1502.9
Performance 1608.2
Rankings (Main)
National
Overall 406
Gender 382
Age group 41
Gender/Age 37
Provincial
Overall 151
Gender 141
Age group 11
Gender/Age 9
Regional
Overall 59
Gender 55
Age group 4
Gender/Age 3
Rankings (Standard)
National
Overall 396
Gender 373
Age group 40
Gender/Age 36
Provincial
Overall 151
Gender 142
Age group 11
Gender/Age 9
Regional
Overall 54
Gender 51
Age group 4
Gender/Age 3
Rankings (Rapid)
National
Overall 1386
Gender 1170
Age group 129
Gender/Age 113
Provincial
Overall 234
Gender 197
Age group 16
Gender/Age 12
Regional
Overall 108
Gender 98
Age group 7
Gender/Age 6
Rankings (Blitz)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Performance ( )
Games 9
Score 5.5
Percent 61.1
Aor 1701.4
Dp 94.4
Prat 1795.9
Performance ()
Games 19
Score 11
Percent 57.9
Aor 1659.8
Dp 67.1
Prat 1726.9
Performance (12 months)
Games 57
Score 35.5
Percent 62.3
Aor 1624.5
Dp 104.4
Prat 1728.9
Performance (History)
Games 242
Score 151
Percent 62.4
Aor 1502.9
Dp 105.4
Prat 1608.2
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Magagula, R (Raymond) 3 3 0 CPH May 2025 (A) Chess Power House Boksburg Open 2026 (A) Details
Overall 2 Shibambu, K (Khenso Divine) 3 3 0 Lardies Open Tournament 2023 (C) 2025 Gauteng Top Schools Teams (U19) Details
Overall 3 Coetsee, D (Dewald) 3 2 1 Gauteng Inter-Region at UJ 2024 (U18 Open) AHS Open Chess Tournament 2025 (A) Details
Overall 4 Maroba, M (Mark) 3 1 2 Gauteng Schools Individual Finals 2023 (U15 Boys) 2025 Gauteng Top Schools Teams (U19) Details
Overall 5 Chikwava, R (Ronald) 3 1 2 2024 KSNG CHess Academy Open Tournament (B) JMC Kick Off 2025 (A) Details
Standard 1 Magagula, R (Raymond) 3 3 0 CPH May 2025 (A) Chess Power House Boksburg Open 2026 (A) Details
Standard 2 Shibambu, K (Khenso Divine) 3 3 0 Lardies Open Tournament 2023 (C) 2025 Gauteng Top Schools Teams (U19) Details
Standard 3 Coetsee, D (Dewald) 3 2 1 Gauteng Inter-Region at UJ 2024 (U18 Open) AHS Open Chess Tournament 2025 (A) Details
Standard 4 Chikwava, R (Ronald) 3 1 2 2024 KSNG CHess Academy Open Tournament (B) JMC Kick Off 2025 (A) Details
Standard 5 Ebrahim, Z (Zachary) 2 1 1 Ekhuruleni Chess Trials 1 2023 (U16) Africawide Chess Championship 2023 (Open) Details
Rapid 1 Mathibela, A (Art) 2 2 0 Chess Molecules 16 June Tournament 2023 (High School Open) Chess Molecules Rapid 2023 (High School Open) Details
Rapid 2 Zingoni, N (Ngaakudzwe) 2 2 0 Chess Molecules Open Chess Tournament 2024 (High School Open) Gauteng Top Schools 2024 (U19 Open) Details