Surname or Chess SA id..
Chess SA Region AOC

PLAYER PAGE

Janike Marais

2100133964
Ekurhuleni (GE)
Personal
Main rating
Rating 1427.1
K-factor 32
Floor 927.1
Highest 1427.1 (2026-06-01)
Min/Max +/- allowed 120
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1423.9
Final +/- 0
New Rating
()
Rating 1427.1
K-factor 32
Floor 927.1
Highest 1427.1 (2026-06-01)
Min/Max +/- allowed 120
Standard rating
Rating 1336.8
K-factor 36
Floor 836.8
Highest 1336.8 (2026-06-01)
Min/Max +/- allowed 136.5
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1333.8
Final +/- 0
New Rating
()
Rating 1336.8
K-factor 36
Floor 836.8
Highest 1336.8 (2026-06-01)
Min/Max +/- allowed 136.5
Rapid rating
Rating 1341.2
K-factor 36
Floor 796.2
Highest 1490.2 (2022-05-01)
Min/Max +/- allowed 109.7
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1293
Final +/- 0
New Rating
()
Rating 1341.2
K-factor 36
Floor 796.2
Highest 1490.2 (2022-05-01)
Min/Max +/- allowed 109.7
Blitz rating
Rating 1168.4
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 1168.4
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Graph
Tournaments
No tournaments found.
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Ekurhuleni 1st Trial 2026 (C) Standard 2026-04-11 2026-04-11 Ekurhuleni (GE) 5 1289.8 4 2 1299.2 1.3 Details
2 Ekurhuleni North District Individuals 2026 (U18 Girls) Standard 2026-05-08 2026-05-08 Ekurhuleni (GE) 5 1289.8 5 4.5 1713.4 73 Details
3 Kemptonpark Cluster 2026 (U15+U17 Girls) Rapid 2026-04-18 2026-04-18 Ekurhuleni (GE) 5 1252.4 5 4 1552.5 37.4 Details
4 Gauteng Inter-Region at Emerald Resort 2025 (U16+U18 Girls) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1257.5 4 1.5 1159.1 -8.6 Details
5 Ekurhuleni North Schools Teams 2025 (U17 Open) Standard 2025-08-16 2025-08-16 Ekurhuleni (GE) 5 1262.1 5 1 1105.4 -14.8 Details
6 Kempton Park Team Clusters LS 2025 (High Schools) Rapid 2025-07-26 2025-07-26 Ekurhuleni (GE) 4 1262.1 4 3 1444.5 10.4 Details
7 Kemptonpark School Cluster 2025 (U15) Rapid 2025-06-07 2025-06-07 Ekurhuleni (GE) 5 1259.4 4 2 1285.9 1.5 Details
8 Ekurhuleni Trials 2025 (D) Standard 2025-05-24 2025-05-24 Ekurhuleni (GE) 5 1260.4 4 1.5 1193.3 -5.3 Details
9 Gauteng Inter-Region at UJ 2024 (U16+U18 Girls) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1223.4 5 2 1301.7 9.4 Details
10 Ekurhuleni North Schools Finals - Teams 2024 (U15 Open) Standard 2024-08-03 2024-08-03 Ekurhuleni (GE) 5 1294.5 4 0 942.5 -27.7 Details
11 Ekurhuleni Trails 3 2024 (U16) Standard 2024-08-24 2024-08-24 Ekurhuleni (GE) 5 1294.5 3 1 1104.8 -11.8 Details
12 Kempton Park Cluster Teams 2024 (U15) Rapid 2024-07-13 2024-07-13 Ekurhuleni (GE) 3 1286.9 3 2 1397 4.2 Details
13 Ekurhuleni Trails 1 2024 (U16) Standard 2024-06-01 2024-06-01 Ekurhuleni (GE) 5 1296 5 3 1251.4 -5 Details
14 Ekurhuleni North High School Individuals 2024 (U15 Girls) Standard 2024-05-18 2024-05-18 Ekurhuleni (GE) 5 1276.3 5 3 1397.6 11 Details
15 Kempton Park Cluster Individuals 2024 (U15+U18 Girls) Rapid 2024-03-02 2024-03-02 Ekurhuleni (GE) 5 1263.8 5 3 1354.2 7 Details
16 Ekurhuleni Chess Trial 3 2023 (U14) Standard 2023-06-17 2023-06-17 Ekurhuleni (GE) 5 1220.2 5 4 1452.8 23.4 Details
17 Gauteng Open Arnold Classic 2023 (U16) Rapid 2023-05-19 2023-05-19 Tshwane (GTP) 5 1190.7 5 3 1304 8.6 Details
18 Ekurhuleni North Schools Individual Finals 2023 (U13 Girls) Standard 2023-05-12 2023-05-12 Ekurhuleni (GE) 5 1190.7 5 3 1265 8 Details
19 Ekurhuleni Trials 2 2023 (U14) Standard 2023-04-22 2023-04-22 Ekurhuleni (GE) 5 1171.3 5 3 1274.7 10.8 Details
20 2022 South African Junior Team Chess Championships (U14-U18 Girls) Classical 2022-12-04 2022-12-08 4 Knights (4K) 7 1249.6 6 1 951.8 -42 Details
21 2022 South Africa Junior Blitz Chess Championships (U14) Blitz 2022-12-05 2022-12-05 4 Knights (4K) 7 1249.6 7 3 1196.4 -1.4 Details
22 ACB Tournament 2022 (C) Standard 2022-10-08 2022-10-08 Ekurhuleni (GE) 5 1252.3 4 2 1231.9 -1.5 Details
23 2022 Gauteng Schools Team Championships (U13 Open) Standard 2022-08-27 2022-08-27 Tshwane (GTP) 5 1257.7 5 2.5 1217.6 -4.6 Details
24 Ekurhuleni-North Schools Teams 2022 (U13) Standard 2022-08-06 2022-08-06 Ekurhuleni (GE) 5 1257.7 5 3 1278.7 1.5 Details
25 RMS Swiss For Rating of Players 2022 (U13) Rapid 2022-05-28 2022-05-28 Ekurhuleni (GE) 7 1174.2 6 5 1418.3 20.9 Details
26 Ekurhuleni-North Schools Finals Indiv 2022 (U13 Girls) Standard 2022-05-13 2022-05-13 Ekurhuleni (GE) 5 1174.2 4 3 1414 18.8 Details
27 Ekurhuleni Trials 1 2022 (U14) Standard 2022-04-23 2022-04-23 Ekurhuleni (GE) 5 1198.1 5 2 1085.1 -11.8 Details
28 ACB Premier 2022 (Primary School) Standard 2022-03-19 2022-03-19 Ekurhuleni (GE) 5 1147 5 3.5 1388.2 21.4 Details
29 ACB Premier 2022 (U13) Standard 2022-03-21 2022-03-21 Ekurhuleni (GE) 7 1147 5 2.5 1183.4 4.1 Details
30 2022 Gauteng Interregion (U12 Open) Standard 2022-02-26 2022-02-26 Tshwane (GTP) 5 1148.3 5 2 1147.9 -0.8 Details
31 Ekurhuleni Trials (3) Standard 2021-11-06 2021-11-06 Ekurhuleni (GE) 5 1167.8 5 2 1073.8 -9.9 Details
32 Ekurhuleni North Schools Individual 2021 (D) Standard 2021-09-11 2021-09-11 Ekurhuleni (GE) 5 1168.8 4 2 1163.5 -0.3 Details
33 Ekurhuleni Chess Chessa Open 2021 (C) Standard 2021-03-27 2021-03-27 Ekurhuleni (GE) 5 1200 5 2 1032.9 -15.6 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 14
Wins 10
Draws 1
Losses 3
White 8
Black 6
White wins 6
Black wins 4
Score 10.5
Percent 75
Dp 212.5
AOR 1325.1
Performance 1537.6
Game statistics (History)
Games 156
Wins 79
Draws 6
Losses 71
White 80
Black 76
White wins 46
Black wins 33
Score 82
Percent 52.6
Dp 21.8
AOR 1238.1
Performance 1259.9
Rankings (Main)
National
Overall 3083
Gender 455
Age group 434
Gender/Age 68
Provincial
Overall 1057
Gender 162
Age group 170
Gender/Age 30
Regional
Overall 161
Gender 31
Age group 27
Gender/Age 6
Rankings (Standard)
National
Overall 4597
Gender 794
Age group 725
Gender/Age 132
Provincial
Overall 1632
Gender 281
Age group 291
Gender/Age 57
Regional
Overall 268
Gender 53
Age group 59
Gender/Age 14
Rankings (Rapid)
National
Overall 1453
Gender 219
Age group 185
Gender/Age 23
Provincial
Overall 269
Gender 36
Age group 30
Gender/Age 2
Regional
Overall 79
Gender 19
Age group 7
Gender/Age 2
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 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 14
Score 10.5
Percent 75
Aor 1325.1
Dp 212.5
Prat 1537.6
Performance (12 months)
Games 27
Score 16
Percent 59.3
Aor 1309
Dp 78.7
Prat 1387.7
Performance (History)
Games 156
Score 82
Percent 52.6
Aor 1238.1
Dp 21.8
Prat 1259.9
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Bothma, J (Jaculene) 4 4 0 Ekurhuleni North Schools Individual 2021 (D) Ekurhuleni Trails 3 2024 (U16) Details
Overall 2 Sebogoane, T (Thoriso) 3 0 3 ACB Premier 2022 (Primary School) Ekurhuleni North High School Individuals 2024 (U15 Girls) Details
Overall 3 De Vasconcelos, T (Tiaana) 2 0 2 Ekurhuleni North Schools Finals - Teams 2024 (U15 Open) Ekurhuleni North Schools Teams 2025 (U17 Open) Details
Overall 4 Pitzer, E (Emuel) 2 1 1 Ekurhuleni Trails 1 2024 (U16) Ekurhuleni Trails 3 2024 (U16) Details
Overall 5 Lovett, S (Saffron) 2 2 0 Ekurhuleni Trials 1 2022 (U14) Ekurhuleni North High School Individuals 2024 (U15 Girls) Details
Standard 1 Bothma, J (Jaculene) 4 4 0 Ekurhuleni North Schools Individual 2021 (D) Ekurhuleni Trails 3 2024 (U16) Details
Standard 2 Sebogoane, T (Thoriso) 3 0 3 ACB Premier 2022 (Primary School) Ekurhuleni North High School Individuals 2024 (U15 Girls) Details
Standard 3 Abbott, J (Janco) 2 1 1 ACB Premier 2022 (U13) Ekurhuleni-North Schools Teams 2022 (U13) Details
Standard 4 Myburgh, M (Melinda) 2 1 1 Ekurhuleni North Schools Individual Finals 2023 (U13 Girls) Ekurhuleni Chess Trial 3 2023 (U14) Details
Standard 5 Pitzer, E (Emuel) 2 1 1 Ekurhuleni Trails 1 2024 (U16) Ekurhuleni Trails 3 2024 (U16) Details
Rapid 1 Sithole, B (Brendel) 2 2 0 Kempton Park Cluster Teams 2024 (U15) Kemptonpark School Cluster 2025 (U15) Details