Surname or Chess SA id..
Chess SA Region AOC

PLAYER PAGE

Janco Esterhuizen

111009119
Johannesburg Metro (GJM)
Personal
Main rating
Rating 1429.6
K-factor 32
Floor 951.3
Highest 1602.7 (2018-08-01)
Min/Max +/- allowed 93
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1183
Final +/- 0
New Rating
()
Rating 1429.6
K-factor 32
Floor 951.3
Highest 1602.7 (2018-08-01)
Min/Max +/- allowed 93.4
Standard rating
Rating 1428.4
K-factor 32
Floor 956.1
Highest 1599.2 (2018-08-01)
Min/Max +/- allowed 93.9
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1183
Final +/- 0
New Rating
()
Rating 1428.4
K-factor 32
Floor 956.1
Highest 1599.2 (2018-08-01)
Min/Max +/- allowed 93.9
Rapid 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
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
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 2025 Gauteng Schools Provincial Individual Chess Championship (U15 Boys) Standard 2025-09-27 2025-09-27 Tshwane (GTP) 5 1446 5 2 1181.4 0 Details
2 Gauteng Top Schools 2024 (U13 Open) Standard 2024-10-04 2024-10-04 Ekurhuleni (GE) 5 1430.6 5 2.5 1522.7 0 Details
3 Gauteng Schools Individuals Finals 2024 (U13 Boys) Standard 2024-08-16 2024-08-16 Ekurhuleni (GE) 5 1426.1 5 3 1461.3 0 Details
4 2023 Gauteng Top Schools (U13 Mixed) Standard 2023-08-18 2023-08-18 West Rand (GWR) 5 1417.6 5 3 1479 0 Details
5 Gauteng Schools Individual Finals 2023 (U13 Boys) Standard 2023-05-26 2023-05-26 Ekurhuleni (GE) 5 1431.4 5 3 1335.4 0 Details
6 JMC 3rd Trials 2022 (B) Standard 2022-09-11 2022-09-11 Johannesburg Metro (GJM) 5 1451.3 5 2 1316.2 0 Details
7 2022 Gauteng Schools Team Championships (U11 Open) Standard 2022-08-27 2022-08-27 Tshwane (GTP) 5 1347.8 5 5 1650.1 0 Details
8 JMC Trials 1 - Laerskool Fontainebleau 2022 (U12) Standard 2022-07-24 2022-07-24 Johannesburg Metro (GJM) 5 1341.2 5 3 1372.3 0 Details
9 2022 Gauteng Schools Individual Chess Championship (U11 Boys) Standard 2022-06-18 2022-06-18 Ekurhuleni (GE) 5 1299.7 5 4 1529.6 0 Details
10 2022 Gauteng Interregion (U12 Open) Standard 2022-02-26 2022-02-26 Tshwane (GTP) 5 1293.1 5 3 1336.2 0 Details
11 JNW Club - Trinityhouse Randpark Ridge Open 2020 (E) Standard 2020-02-22 2020-02-22 Johannesburg Metro (GJM) 5 1209.1 5 5 1674 0 Details
12 JNW Club - Maragon Open 2019 (E) Standard 2019-08-03 2019-08-03 Johannesburg Metro (GJM) 5 1188.5 5 3 1313.1 0 Details
13 JNW Club - Helpmekaar Kollege Open 2019 (E) Standard 2019-07-06 2019-07-06 Johannesburg Metro (GJM) 5 1181.3 5 4 1445.3 0 Details
14 JHB Metro Closed 2019 (U10) Standard 2019-07-27 2019-07-28 Johannesburg Metro (GJM) 6 1181.3 6 2 1013.1 0 Details
15 JNW Club - Hoerskool Linden 2019 (D) Standard 2019-06-15 2019-06-15 Johannesburg Metro (GJM) 5 1261.1 5 1 778.7 0 Details
16 2018 Gauteng League Final (U9) Standard 2018-08-24 2018-08-24 Tshwane (GTP) 5 1200 4 4 1590.2 0 Details
17 Nw Trials 08 2011 Standard 2011-09-15 2011-09-15 Dr Kenneth Kaunda (NWP) 6 807 6 3 807 0 Details
18 President Ope 8 2011 Standard 2011-07-25 2011-07-25 Dr Kenneth Kaunda (NWP) 6 500 5 2 500 0 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 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 (History)
Games 80
Wins 48
Draws 3
Losses 29
White 37
Black 43
White wins 20
Black wins 28
Score 49.5
Percent 61.9
Dp 100.9
AOR 1266.8
Performance 1367.7
Rankings (Main)
National
Overall 2759
Gender 2365
Age group 359
Gender/Age 284
Provincial
Overall 957
Gender 811
Age group 123
Gender/Age 92
Regional
Overall 312
Gender 276
Age group 32
Gender/Age 25
Rankings (Standard)
National
Overall 2500
Gender 2136
Age group 329
Gender/Age 262
Provincial
Overall 908
Gender 768
Age group 119
Gender/Age 90
Regional
Overall 283
Gender 247
Age group 30
Gender/Age 22
Rankings (Rapid)
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
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 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance (12 months)
Games 5
Score 2
Percent 40
Aor 1266.4
Dp -85
Prat 1181.4
Performance (History)
Games 80
Score 49.5
Percent 61.9
Aor 1266.8
Dp 100.9
Prat 1367.7
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Botha, JCC (Johannes Christiaan Corneli) 3 1 2 2022 Gauteng Schools Individual Chess Championship (U11 Boys) Gauteng Top Schools 2024 (U13 Open) Details
Overall 2 Moonsammy, E (Ethan) 2 2 0 JNW Club - Maragon Open 2019 (E) 2022 Gauteng Interregion (U12 Open) Details
Overall 3 Du Toit, B (Bernard) 2 0 2 2022 Gauteng Interregion (U12 Open) 2023 Gauteng Top Schools (U13 Mixed) Details
Overall 4 Bennie, J (Johannes) 2 1 1 JHB Metro Closed 2019 (U10) JNW Club - Maragon Open 2019 (E) Details
Overall 5 Rademeyer, L (Luca) 2 1 1 JHB Metro Closed 2019 (U10) JNW Club - Trinityhouse Randpark Ridge Open 2020 (E) Details
Standard 1 Botha, JCC (Johannes Christiaan Corneli) 3 1 2 2022 Gauteng Schools Individual Chess Championship (U11 Boys) Gauteng Top Schools 2024 (U13 Open) Details
Standard 2 Kayiya, A (Anashe) 2 0 2 JNW Club - Hoerskool Linden 2019 (D) JHB Metro Closed 2019 (U10) Details
Standard 3 Mupalala, K (Kenzo) 2 1 1 2022 Gauteng Interregion (U12 Open) 2023 Gauteng Top Schools (U13 Mixed) Details
Standard 4 Bennie, J (Johannes) 2 1 1 JHB Metro Closed 2019 (U10) JNW Club - Maragon Open 2019 (E) Details
Standard 5 Segal, J (Jamie) 2 0 2 JMC Trials 1 - Laerskool Fontainebleau 2022 (U12) JMC 3rd Trials 2022 (B) Details