Surname or Chess SA id..
Chess SA Region AOC Mzansi 2026

PLAYER PAGE

Jana Van Tonder

2180324578
Cape Town (WCT)
Personal
Main rating
Rating 1151.5
K-factor 36
Floor 718.3
Highest 1218.3 (2026-02-28)
Min/Max +/- allowed 162
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1063.1
Final +/- 0
New Rating
()
Rating 1151.5
K-factor 36
Floor 718.3
Highest 1218.3 (2026-02-28)
Min/Max +/- allowed 161.5
Standard rating
Rating 1155.4
K-factor 36
Floor 741.9
Highest 1241.9 (2026-02-28)
Min/Max +/- allowed 156.2
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1155.4
K-factor 36
Floor 741.9
Highest 1241.9 (2026-02-28)
Min/Max +/- allowed 156.2
Rapid rating
Rating 1188.1
K-factor 40
Floor 699.9
Highest 1199.9 (2025-08-05)
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 1188.1
K-factor 40
Floor 699.9
Highest 1199.9 (2025-08-05)
Min/Max +/- allowed 165.8
Blitz rating
Rating 1200
K-factor 40
Floor 700
Highest 1199.9 (2025-08-05)
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 40
Floor 700
Highest 1199.9 (2025-08-05)
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 Swartland Chess Open 2026 (U9) Rapid 2026-06-20 2026-06-20 West Coast (WCU) 5 1151.5 0 0 500 0 Details
2 2026 WCSC PS Individual Championship (U9 Girls) Standard 2026-05-16 2026-05-17 Overberg (WOS) 6 1196.3 6 1 984.7 -44.8 Details
3 CT Metro Schools Individual Closed 2026 (U9 Girls) Standard 2026-03-07 2026-03-08 Cape Town (WCT) 6 1218.3 6 2 1117 -22.1 Details
4 Laerskool Welgemoed Rapid 2026 (U10) Rapid 2026-02-14 2026-02-14 Cape Town (WCT) 6 1193.9 6 2 1117.6 -5.8 Details
5 CT Metro North Schools Chess Individual Trials 2026 (U9 Girls) Standard 2026-02-07 2026-02-08 Cape Town (WCT) 6 1193.9 6 4 1371.3 15 Details
6 Western Cape Schools - Top Schools 2025 (U9 Girls) Standard 2025-09-06 2025-09-07 Overberg (WOS) 6 1197.7 5 3 1278.2 8.6 Details
7 Curro Chess Open Rapid 2025 (U8) Rapid 2025-08-23 2025-08-23 Cape Town (WCT) 6 1200 5 2 1122.4 -5.4 Details
8 Cape Town Metro North Top Schools 2025 (U9+U11 Girls) Standard 2025-08-02 2025-08-02 Cape Town (WCT) 3 1200 1 0 775 -9 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 24
Wins 9
Draws 0
Losses 15
White 12
Black 12
White wins 3
Black wins 6
Score 9
Percent 37.5
Dp -106.2
AOR 1253.9
Performance 1147.7
Game statistics (History)
Games 35
Wins 14
Draws 0
Losses 21
White 18
Black 17
White wins 7
Black wins 7
Score 14
Percent 40
Dp -85
AOR 1237.1
Performance 1152.1
Rankings (Main)
National
Overall 17737
Gender 4345
Age group 1212
Gender/Age 361
Provincial
Overall 5109
Gender 1333
Age group 436
Gender/Age 128
Regional
Overall 1947
Gender 404
Age group 151
Gender/Age 34
Rankings (Standard)
National
Overall 13083
Gender 3281
Age group 901
Gender/Age 274
Provincial
Overall 3860
Gender 1085
Age group 351
Gender/Age 108
Regional
Overall 1511
Gender 332
Age group 117
Gender/Age 27
Rankings (Rapid)
National
Overall 4960
Gender 1137
Age group 352
Gender/Age 91
Provincial
Overall 1912
Gender 466
Age group 177
Gender/Age 42
Regional
Overall 692
Gender 111
Age group 67
Gender/Age 15
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 24
Score 9
Percent 37.5
Aor 1253.9
Dp -106.2
Prat 1147.7
Performance (12 months)
Games 35
Score 14
Percent 40
Aor 1237.1
Dp -85
Prat 1152.1
Performance (History)
Games 35
Score 14
Percent 40
Aor 1237.1
Dp -85
Prat 1152.1
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Smith, S (Sophia) 2 1 1 Curro Chess Open Rapid 2025 (U8) CT Metro Schools Individual Closed 2026 (U9 Girls) Details
Overall 2 Mittelmeyer, G (Geneviève) 2 0 2 CT Metro North Schools Chess Individual Trials 2026 (U9 Girls) CT Metro Schools Individual Closed 2026 (U9 Girls) Details
Overall 3 Butler, C (Ciara) 2 1 1 CT Metro North Schools Chess Individual Trials 2026 (U9 Girls) 2026 WCSC PS Individual Championship (U9 Girls) Details
Standard 1 Butler, C (Ciara) 2 1 1 CT Metro North Schools Chess Individual Trials 2026 (U9 Girls) 2026 WCSC PS Individual Championship (U9 Girls) Details
Standard 2 Mittelmeyer, G (Geneviève) 2 0 2 CT Metro North Schools Chess Individual Trials 2026 (U9 Girls) CT Metro Schools Individual Closed 2026 (U9 Girls) Details