PLAYER PAGE

John-Andrew Kamffer

1150149230
West Rand (GWR)
Personal
Main rating
Rating 1513.9
K-factor 32
Floor 1013.9
Highest 1513.9 (2026-06-01)
Min/Max +/- allowed 106
Rating Change
()
Games 5
Score 3
We 3.39
SWe -0.32
Temp +/- -10.2
Penalties 0
Weight perform 1492.6
Final +/- -10.2
New Rating
()
Rating 1503.7
K-factor 32
Floor 1013.9
Highest 1513.9 (2026-06-01)
Min/Max +/- allowed 106
Standard rating
Rating 1513.9
K-factor 32
Floor 1013.9
Highest 1513.9 (2026-06-01)
Min/Max +/- allowed 106
Rating Change
()
Games 5
Score 3
We 3.38
SWe -0.38
Temp +/- -12
Penalties 0
Weight perform 1492.6
Final +/- -12
New Rating
()
Rating 1501.9
K-factor 32
Floor 1013.9
Highest 1513.9 (2026-06-01)
Min/Max +/- allowed 106
Rapid rating
Rating 1255.7
K-factor 36
Floor 755.7
Highest 1255.7 (2025-09-30)
Min/Max +/- allowed 153.2
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1255.7
K-factor 36
Floor 755.7
Highest 1255.7 (2025-09-30)
Min/Max +/- allowed 153.2
Blitz rating
Rating 1223.3
K-factor 36
Floor 723.3
Highest 1223.3 (2025-04-01)
Min/Max +/- allowed 160.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1223.3
K-factor 36
Floor 723.3
Highest 1223.3 (2025-04-01)
Min/Max +/- allowed 160.4
Rating Graph
Tournaments
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 West Rand Open 2.0 (U12) Standard 2026-06-06 2026-06-06 West Rand (GWR) 5 1513.9 5 3 1454 -10.2 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 D2 Schools Individuals (U11 Boys) Standard 2026-05-15 2026-05-16 West Rand (GWR) 5 1468.9 5 4 1492.5 3 Details
2 West Rand goes to Monnas 2026 (U12) Standard 2026-05-02 2026-05-02 West Rand (GWR) 5 1468.9 5 4 1577 16 Details
3 FIDE in the West 2026 (U12) Standard 2026-04-11 2026-04-11 West Rand (GWR) 5 1415.4 5 3.5 1592.5 28.8 Details
4 West Rand Juniors 2026 (U12) Standard 2026-03-07 2026-03-07 West Rand (GWR) 5 1410.2 5 3.5 1416.2 2.3 Details
5 West Rand Open 2026 (U12) Standard 2026-02-07 2026-02-07 West Rand (GWR) 5 1365.3 5 3 1596 14.5 Details
6 Gauteng Inter-Region at Emerald Resort 2025 (U12 Championship) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1416.2 5 1 1253.8 -17.3 Details
7 2025 Gauteng Top Schools Teams (U11) Standard 2025-08-29 2025-08-29 Tshwane (GTP) 5 1448.4 5 3 1365.4 -8.6 Details
8 West Rand Closed 2025 (U12) Standard 2025-10-18 2025-10-18 West Rand (GWR) 5 1448.4 5 3 1524 6.6 Details
9 Bojanala's FIDE On The Orion Express 2025 (Knights) Classical 2025-10-04 2025-10-05 Bojanala Platina (NBR) 7 1448.4 7 3.5 1418.2 -4.2 Details
10 Chess Power House Spring Rapid 2025 (D) Rapid 2025-09-21 2025-09-21 Ekurhuleni (GE) 5 1448.4 5 3 1446.8 0.4 Details
11 West Rand Trials 2025 (U12) Standard 2025-09-06 2025-09-06 West Rand (GWR) 5 1448.4 5 3 1459 0.5 Details
12 West Rand Women's Day Open 2025 (U12) Standard 2025-08-09 2025-08-09 West Rand (GWR) 5 1356.7 5 4 1618.2 24.9 Details
13 2025 D2 Schools League Finals (U11) Standard 2025-07-26 2025-07-26 West Rand (GWR) 5 1296 5 5 1661.5 35 Details
14 South African Open 2025 (U12 Open) Classical 2025-07-03 2025-07-05 Johannesburg Metro (GJM) 5 1296 5 1 1111.2 -21 Details
15 West Rand Open 2.0 2025 (U12) Standard 2025-06-07 2025-06-07 West Rand (GWR) 5 1289.7 5 3 1332.5 3.5 Details
16 2025 D2 Schools Individuals (U11 Open) Standard 2025-05-09 2025-05-09 West Rand (GWR) 5 1281.4 5 3 1334.9 4.5 Details
17 FIDE in The West 2025 (U12) Standard 2025-04-12 2025-04-12 West Rand (GWR) 5 1303.2 5 2 1186.1 -12.1 Details
18 Uni-Mates Chess Fundraiser Tournament 2025 (Bishops) Rapid 2025-03-22 2025-03-22 West Rand (GWR) 7 1284.6 7 4 1325.8 2.9 Details
19 Uni-Mates Chess Fundraiser Tournament 2025 (Blitz) Blitz 2025-03-22 2025-03-22 West Rand (GWR) 7 1284.6 7 4 1355.8 3.7 Details
20 2nd Knight Riders Junior Open 2025 (D) Standard 2025-03-23 2025-03-23 Johannesburg Metro (GJM) 5 1284.6 5 3 1312.5 3.5 Details
21 West Rand Juniors 2025 (U12) Standard 2025-03-08 2025-03-08 West Rand (GWR) 5 1284.6 5 3 1279.2 0.3 Details
22 JMC Rapid The Bridge School 2025 (Open) Rapid 2025-02-23 2025-02-23 Johannesburg Metro (GJM) 7 1305.2 7 3 1327.8 1.7 Details
23 Bojanala's Battle In The Kloof 2025 (Knights) Standard 2025-02-15 2025-02-15 Bojanala Platina (NBR) 5 1305.2 4 1 1117.9 -14.6 Details
24 2025 West Rand Open (U12) Standard 2025-02-08 2025-02-08 West Rand (GWR) 5 1305.2 5 3 1313 1.5 Details
25 Gauteng Inter-Region at UJ 2024 (U10 Candidates) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1283.2 5 3 1386.2 12.2 Details
26 2024 West Rand Closed (U10) Standard 2024-10-12 2024-10-12 West Rand (GWR) 5 1346.5 5 2.5 1273.8 -6.3 Details
27 Gauteng Top Schools 2024 (U9 Open) Standard 2024-10-04 2024-10-04 Ekurhuleni (GE) 5 1346.5 5 1 1056.7 -28.9 Details
28 2024 West Rand Trials (U10) Standard 2024-09-07 2024-09-07 West Rand (GWR) 5 1275.2 5 4 1578.3 29 Details
29 2024 West Rand Rappies Open (U10) Standard 2024-08-03 2024-08-03 West Rand (GWR) 5 1265.3 5 2.5 1315.1 5.5 Details
30 D2 School League Finals 2024 (U9) Standard 2024-07-20 2024-07-20 West Rand (GWR) 5 1296.4 5 2 1126.3 -17.3 Details
31 FIDE in the West 2024 (U10) Standard 2024-06-08 2024-06-08 West Rand (GWR) 5 1210.1 5 3.5 1501 29 Details
32 Chess Power House May Open 2024 (D) Standard 2024-05-25 2024-05-25 Johannesburg Metro (GJM) 5 1153 3 1 1086.2 -3.3 Details
33 2024 D2 Schools Individuals (U9) Standard 2024-05-04 2024-05-04 West Rand (GWR) 5 1153 5 4 1519.3 35 Details
34 2024 West Rand Juniors (U10) Standard 2024-03-09 2024-03-09 West Rand (GWR) 5 1176 4 1 1011.4 -12.8 Details
35 2024 West Rand Open (U10) Standard 2024-02-03 2024-02-03 West Rand (GWR) 5 1139.2 5 3 1369.1 20.4 Details
36 2024 Gauteng Inter-Region Chess Championship (U10B) Standard 2024-01-13 2024-01-14 Tshwane (GTP) 5 1198.4 4 0 828.4 -32.8 Details
37 West Rand vs Bojanala Inter-Regional Championships 2023 (U10) Standard 2023-10-14 2023-10-14 West Rand (GWR) 5 1212.1 5 1 1140.6 -7.8 Details
38 2023 West Rand Trials (U10) Standard 2023-09-09 2023-09-09 West Rand (GWR) 5 1209.3 5 2.5 1229.4 1.3 Details
39 West Rand at Bastion 2023 (U10) Standard 2023-08-05 2023-08-05 West Rand (GWR) 5 1141.3 5 3.5 1352.9 19.9 Details
40 2023 Gauteng Top Schools (U9 Mixed) Standard 2023-08-18 2023-08-18 West Rand (GWR) 5 1141.3 5 3 1304.2 16.6 Details
41 D2 School League Finals 2023 (U9) Standard 2023-07-22 2023-07-22 West Rand (GWR) 7 1222.6 6 0 836.9 -45.3 Details
42 2023 West Rand RHS Open (U10) Standard 2023-06-10 2023-06-10 West Rand (GWR) 5 1182.1 5 3.5 1384.3 20.4 Details
43 WR Tournament and Coaching 2023 (U10) Standard 2023-02-25 2023-02-25 West Rand (GWR) 5 1200 4 2 1200 0 Details
44 2023 West Rand Open (U10) Standard 2023-02-04 2023-02-04 West Rand (GWR) 5 1200 5 2 1115 -9 Details
Game statistics ( )
Games 5
Wins 3
Draws 0
Losses 2
White 3
Black 2
White wins 3
Black wins 0
Score 3
Percent 60
Dp 85
AOR 1369
Performance 1454
Game statistics ()
Games 30
Wins 20
Draws 2
Losses 8
White 16
Black 14
White wins 14
Black wins 6
Score 21
Percent 70
Dp 170
AOR 1351.4
Performance 1521.4
Game statistics (History)
Games 228
Wins 115
Draws 13
Losses 100
White 115
Black 113
White wins 63
Black wins 52
Score 121.5
Percent 53.3
Dp 28
AOR 1300.1
Performance 1328.1
Rankings (Main)
National
Overall 1829
Gender 1621
Age group 131
Gender/Age 108
Provincial
Overall 641
Gender 559
Age group 47
Gender/Age 38
Regional
Overall 33
Gender 28
Age group 5
Gender/Age 4
Rankings (Standard)
National
Overall 1671
Gender 1467
Age group 129
Gender/Age 106
Provincial
Overall 595
Gender 517
Age group 49
Gender/Age 40
Regional
Overall 35
Gender 31
Age group 5
Gender/Age 4
Rankings (Rapid)
National
Overall 2959
Gender 2393
Age group 445
Gender/Age 340
Provincial
Overall 606
Gender 495
Age group 80
Gender/Age 65
Regional
Overall 16
Gender 13
Age group 1
Gender/Age 1
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 5
Score 3
Percent 60
Aor 1369
Dp 85
Prat 1454
Performance ()
Games 30
Score 21
Percent 70
Aor 1351.4
Dp 170
Prat 1521.4
Performance (12 months)
Games 77
Score 47.5
Percent 61.7
Aor 1365.2
Dp 99.4
Prat 1464.5
Performance (History)
Games 228
Score 121.5
Percent 53.3
Aor 1300.1
Dp 28
Prat 1328.1
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Vis, K (Katlego) 9 2 7 2023 West Rand Trials (U10) West Rand Open 2026 (U12) Details
Overall 2 Botha, AZ (Adriaan Zander) 5 3 2 2023 West Rand Open (U10) FIDE in The West 2025 (U12) Details
Overall 3 Ninham, G (Grant) 5 3 2 2023 West Rand RHS Open (U10) 2025 D2 Schools Individuals (U11 Open) Details
Overall 4 Willemse, B (Bernard) 5 4 1 West Rand at Bastion 2023 (U10) West Rand Women's Day Open 2025 (U12) Details
Overall 5 Schutte, CB (Christiaan Benjamin) 4 2 2 FIDE in the West 2024 (U10) Uni-Mates Chess Fundraiser Tournament 2025 (Bishops) Details
Standard 1 Vis, K (Katlego) 9 2 7 2023 West Rand Trials (U10) West Rand Open 2026 (U12) Details
Standard 2 Ninham, G (Grant) 5 3 2 2023 West Rand RHS Open (U10) 2025 D2 Schools Individuals (U11 Open) Details
Standard 3 Willemse, B (Bernard) 5 4 1 West Rand at Bastion 2023 (U10) West Rand Women's Day Open 2025 (U12) Details
Standard 4 Botha, AZ (Adriaan Zander) 5 3 2 2023 West Rand Open (U10) FIDE in The West 2025 (U12) Details
Standard 5 Le Roux, K (Keanu) 4 2 2 2023 West Rand Open (U10) 2025 West Rand Open (U12) Details