PLAYER PAGE

John-Andrew Kamffer

1150149230
West Rand (GWR)
Personal
Main rating
Rating 1415.4
K-factor 32
Floor 902.5
Highest 1448.9 (2025-09-30)
Min/Max +/- allowed 116
Rating Change
()
Games 5
Score 3.5
We 2.42
SWe 0.9
Temp +/- 28.8
Penalties 0
Weight perform 1471.8
Final +/- +56.4
New Rating
()
Rating 1471.8
K-factor 32
Floor 971.8
Highest 1471.8 (2026-04-01)
Min/Max +/- allowed 112.6
Standard rating
Rating 1415.5
K-factor 32
Floor 908.6
Highest 1456.6 (2025-09-30)
Min/Max +/- allowed 115
Rating Change
()
Games 5
Score 3.5
We 2.41
SWe 1.09
Temp +/- 35
Penalties 0
Weight perform 1471.8
Final +/- +56.3
New Rating
()
Rating 1471.8
K-factor 32
Floor 971.8
Highest 1471.8 (2026-04-01)
Min/Max +/- allowed 112.6
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 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
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 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
2 West Rand Open 2026 (U12) Standard 2026-02-07 2026-02-07 West Rand (GWR) 5 1365.3 5 3 1596 14.5 Details
3 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
4 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
5 West Rand Closed 2025 (U12) Standard 2025-10-18 2025-10-18 West Rand (GWR) 5 1448.4 5 3 1524 6.6 Details
6 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
7 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
8 West Rand Trials 2025 (U12) Standard 2025-09-06 2025-09-06 West Rand (GWR) 5 1448.4 5 3 1459 0.5 Details
9 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
10 2025 D2 Schools League Finals (U11) Standard 2025-07-26 2025-07-26 West Rand (GWR) 5 1296 5 5 1661.5 35 Details
11 South African Open 2025 (U12 Open) Classical 2025-07-03 2025-07-05 Johannesburg Metro (GJM) 5 1296 5 1 1111.2 -21 Details
12 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
13 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
14 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
15 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
16 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
17 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
18 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
19 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
20 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
21 2025 West Rand Open (U12) Standard 2025-02-08 2025-02-08 West Rand (GWR) 5 1305.2 5 3 1313 1.5 Details
22 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
23 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
24 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
25 2024 West Rand Trials (U10) Standard 2024-09-07 2024-09-07 West Rand (GWR) 5 1275.2 5 4 1578.3 29 Details
26 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
27 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
28 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
29 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
30 2024 D2 Schools Individuals (U9) Standard 2024-05-04 2024-05-04 West Rand (GWR) 5 1153 5 4 1519.3 35 Details
31 2024 West Rand Juniors (U10) Standard 2024-03-09 2024-03-09 West Rand (GWR) 5 1176 4 1 1011.4 -12.8 Details
32 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
33 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
34 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
35 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
36 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
37 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
38 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
39 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
40 WR Tournament and Coaching 2023 (U10) Standard 2023-02-25 2023-02-25 West Rand (GWR) 5 1200 4 2 1200 0 Details
41 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 1
Losses 1
White 2
Black 3
White wins 1
Black wins 2
Score 3.5
Percent 70
Dp 170
AOR 1422.5
Performance 1592.5
Game statistics ()
Games 15
Wins 9
Draws 2
Losses 4
White 7
Black 8
White wins 5
Black wins 4
Score 10
Percent 66.7
Dp 141.7
AOR 1393.2
Performance 1534.9
Game statistics (History)
Games 213
Wins 104
Draws 13
Losses 96
White 106
Black 107
White wins 54
Black wins 50
Score 110.5
Percent 51.9
Dp 16
AOR 1299.4
Performance 1315.4
Rankings (Main)
National
Overall 3132
Gender 2651
Age group 241
Gender/Age 190
Provincial
Overall 1074
Gender 906
Age group 88
Gender/Age 72
Regional
Overall 76
Gender 63
Age group 10
Gender/Age 8
Rankings (Standard)
National
Overall 2822
Gender 2371
Age group 226
Gender/Age 177
Provincial
Overall 1002
Gender 852
Age group 78
Gender/Age 65
Regional
Overall 73
Gender 62
Age group 9
Gender/Age 8
Rankings (Rapid)
National
Overall 2812
Gender 2262
Age group 378
Gender/Age 289
Provincial
Overall 529
Gender 424
Age group 64
Gender/Age 53
Regional
Overall 15
Gender 12
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 3.5
Percent 70
Aor 1422.5
Dp 170
Prat 1592.5
Performance ()
Games 15
Score 10
Percent 66.7
Aor 1393.2
Dp 141.7
Prat 1534.9
Performance (12 months)
Games 72
Score 42.5
Percent 59
Aor 1360.6
Dp 76.7
Prat 1437.3
Performance (History)
Games 213
Score 110.5
Percent 51.9
Aor 1299.4
Dp 16
Prat 1315.4
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 Botha, AZ (Adriaan Zander) 5 3 2 2023 West Rand Open (U10) FIDE in The West 2025 (U12) Details
Standard 3 Ninham, G (Grant) 5 3 2 2023 West Rand RHS Open (U10) 2025 D2 Schools Individuals (U11 Open) Details
Standard 4 Willemse, B (Bernard) 5 4 1 West Rand at Bastion 2023 (U10) West Rand Women's Day Open 2025 (U12) Details
Standard 5 Le Roux, K (Keanu) 4 2 2 2023 West Rand Open (U10) 2025 West Rand Open (U12) Details