PLAYER PAGE

Jandre De Jager

1090134428
Tshwane (GTP)
Personal
Main rating
Rating 1393.1
K-factor 32
Floor 918.7
Highest 1418.7 (2025-04-01)
Min/Max +/- allowed 121
Rating Change
()
Games 5
Score 2
We 3.91
SWe -1.42
Temp +/- -45.4
Penalties 0
Weight perform 1229.4
Final +/- -45.4
New Rating
()
Rating 1347.7
K-factor 32
Floor 918.7
Highest 1418.7 (2025-04-01)
Min/Max +/- allowed 121.4
Standard rating
Rating 1393.9
K-factor 32
Floor 914.3
Highest 1414.3 (2025-04-01)
Min/Max +/- allowed 122.2
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1371.4
Final +/- 0
New Rating
()
Rating 1393.9
K-factor 32
Floor 914.3
Highest 1414.3 (2025-04-01)
Min/Max +/- allowed 122.2
Rapid rating
Rating 1200
K-factor 36
Floor 719.8
Highest 1288.2 (2024-10-01)
Min/Max +/- allowed 146.2
Rating Change
()
Games 5
Score 2
We 3.62
SWe -1.73
Temp +/- -62.2
Penalties 0
Weight perform 0
Final +/- -62.2
New Rating
()
Rating 1137.7
K-factor 36
Floor 719.8
Highest 1288.2 (2024-10-01)
Min/Max +/- allowed 146.2
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
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Gauteng Top Schools Teams 2026 (U19 Open) Rapid 2026-08-28 2026-08-28 Ekurhuleni (GE) 5 1393.1 5 2 985.3 -45.2 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 D4 Tshwane South Team Finals (U19 Open) Rapid 2026-08-22 2026-08-22 Tshwane (GTP) 5 1393.1 3 1 1248.6 -9.2 Details
2 2026 Etienne Lewis (U18) Standard 2026-08-08 2026-08-09 Tshwane (GTP) 7 1393.1 7 3.5 1465 24.5 Details
3 2026 Jacaranda Round Robin Open Chess Tournament (H) Standard 2026-08-01 2026-08-01 Tshwane (GTP) 5 1393.1 5 2.5 1371.7 1.4 Details
4 2026 Anton Van Wouw Open (C) Standard 2026-06-20 2026-06-20 Tshwane (GTP) 5 1367.4 5 3 1505.7 20.4 Details
5 2026 D4 Central Cluster Individuals (U18 Boys) Standard 2026-05-23 2026-05-23 Tshwane (GTP) 5 1367.4 5 2.5 1246.4 -17.6 Details
6 2026 AHS Chess Tournament (C) Standard 2026-02-28 2026-02-28 Tshwane (GTP) 5 1361 5 2.5 1409.2 6.3 Details
7 Grey College Team Championship 2026 (A) Standard 2026-02-20 2026-02-21 Mangaung (FMB) 5 1363.5 5 3 1414.9 5.9 Details
8 2025 Mzansi Inter Provincial Team Championships (U18 Open) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1413 6 1 1103.7 -36.2 Details
9 Gauteng Inter-Region at Emerald Resort 2025 (U16+18 Candidates) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1413 5 1 1116.4 -33.5 Details
10 2025 Tshwane South School District CLOSED League Championship (U17A) Standard 2025-08-16 2025-08-16 Tshwane (GTP) 5 1418.7 3 3 1703.7 16.1 Details
11 2025 Etienne Lewis Closed Chess Tournament (U18) Standard 2025-08-08 2025-08-10 Tshwane (GTP) 7 1418.7 7 2.5 1286.4 -19.7 Details
12 Lubowski Open 2025 (D1) Standard 2025-03-21 2025-03-22 Tshwane (GTP) 5 1358.2 5 4.5 1612 28.9 Details
13 AHS Open Chess Tournament 2025 (D) Standard 2025-03-01 2025-03-01 Tshwane (GTP) 5 1358.2 5 3 1328.3 -3.5 Details
14 Grey College Team Championship 2025 (A) Standard 2025-02-21 2025-02-22 Mangaung (FMB) 5 1282.2 5 2 1171.2 -11.6 Details
15 2025 Blou Bul Open Chess Tournament (D1) Standard 2025-02-08 2025-02-08 Tshwane (GTP) 5 1282.2 5 4 1528.4 23.4 Details
16 2025 Piet Robbertse Fide Rated Open Chess Tournament (D) Standard 2025-02-01 2025-02-02 Tshwane (GTP) 5 1282.2 5 4 1551.4 30.4 Details
17 Gauteng Inter-Region at UJ 2024 (U18 Candidates) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1299.5 5 2.5 1220.1 -9.6 Details
18 Gauteng Top Schools 2024 (U17 Open) Rapid 2024-10-05 2024-10-05 Ekurhuleni (GE) 5 1298.3 5 3 1300 0.7 Details
19 2024 Etienne Lewis (U16) Standard 2024-08-30 2024-09-01 Tshwane (GTP) 7 1329.4 6 2 1198.7 -17.3 Details
20 2024 Alekhine Open Chess Tournament (B) Standard 2024-08-09 2024-08-10 Tshwane (GTP) 5 1285.1 5 2 1189.6 -9.8 Details
21 D4 Tshwane South District Schools Teams Chess Tournament 2024 (U17A) Standard 2024-08-03 2024-08-03 Tshwane (GTP) 5 1285.1 4 4 1724.6 34.4 Details
22 2024 Silver Lakes Open Chess Tournament (D2) Standard 2024-04-20 2024-04-20 Tshwane (GTP) 5 1288.1 5 2 1263.1 -1.7 Details
23 2024 Tshwane Chess AHS Open Chess Tournament (D2) Standard 2024-02-24 2024-02-24 Tshwane (GTP) 5 1177.7 5 2.5 1185.3 0 Details
24 2024 Constantiapark Open (D2) Standard 2024-02-17 2024-02-17 Tshwane (GTP) 5 1177.7 5 3.5 1389.7 21.4 Details
25 2024 Blou Bul Open Chess Tournament (D) Standard 2024-02-10 2024-02-10 Tshwane (GTP) 5 1177.7 5 4 1483.6 29 Details
26 2023 Alekhine Open Tournament (D) Standard 2023-09-09 2023-09-09 Tshwane (GTP) 5 1153 5 2.5 1270.4 13.7 Details
27 2023 Woman's Day Open Chess Tournament (Rook) Standard 2023-08-09 2023-08-09 Tshwane (GTP) 5 1190.3 5 1 1069.6 -12.6 Details
28 2023 Etienne Lewis Closed Tournament (U16) Standard 2023-08-25 2023-08-27 Tshwane (GTP) 7 1190.3 7 2 1135.9 -7.9 Details
29 2023 Menlo Open Tournament (C) Standard 2023-07-22 2023-07-22 Tshwane (GTP) 5 1199.6 4 1 1134.4 -5.1 Details
30 2023 Mid Gauteng Open Tournament (C) Standard 2023-05-06 2023-05-06 Tshwane (GTP) 5 1170.6 5 2.5 1331.5 16.3 Details
31 Silver Lakes Open Chess Tournament (C) Standard 2023-04-15 2023-04-15 Tshwane (GTP) 5 1164.6 5 2 1192.1 3.3 Details
32 Chris Greyling Open Tournament 2023 (C) Standard 2023-03-21 2023-03-21 Tshwane (GTP) 5 1190.3 4 0 795.3 -30.9 Details
33 Tuks Junior Developmental Chess Tournament 2023 (Blue) Standard 2023-03-18 2023-03-18 Tshwane (GTP) 5 1190.3 5 3 1284.7 8.5 Details
34 2023 Afrikaans Hoër Seunskool Open Chess Tournament (C) Standard 2023-03-04 2023-03-04 Tshwane (GTP) 5 1190.3 5 2.5 1266.6 8.1 Details
35 Laerskool Constantiapark Open Chess Tournament 2023 (Open) Standard 2023-02-18 2023-02-18 Tshwane (GTP) 5 1228.5 4 0 958.2 -21.2 Details
36 2022 South African Junior Team Chess Championships (U14 Open) Classical 2022-12-04 2022-12-08 4 Knights (4K) 7 1239.7 6 2 1196 -6.4 Details
37 2022 Etienne Lewis (U14 Open) Standard 2022-09-02 2022-09-04 Tshwane (GTP) 7 1238.7 7 3 1208.7 -3.9 Details
38 Tuks Junior Developmental Tournament 2022 (Red) Standard 2022-08-06 2022-08-06 Tshwane (GTP) 5 1132.1 5 4 1452.9 31.9 Details
39 2022 Alekhine Open (D) Standard 2022-08-13 2022-08-14 Tshwane (GTP) 5 1132.1 5 3 1241.1 11.3 Details
40 2022 Menlo Open Tournament (D) Standard 2022-07-23 2022-07-23 Tshwane (GTP) 5 1118.8 5 2 1179.8 6.5 Details
41 2022 Mid Gauteng Open (D) Standard 2022-05-07 2022-05-07 Tshwane (GTP) 5 1095.2 5 3 1208.3 11.8 Details
42 2022 Lubowski Open Tournament (D) Standard 2022-04-09 2022-04-10 Tshwane (GTP) 5 1156.1 5 1 886.5 -30.6 Details
43 2022 Chris Greyling Open (D) Standard 2022-03-12 2022-03-12 Tshwane (GTP) 5 1162.7 5 2 1135.8 -3.3 Details
44 Piet Robertse 2022 (D) Standard 2022-02-05 2022-02-05 Tshwane (GTP) 5 1136.8 5 3 1261.7 12.8 Details
45 2022 Tshwane Chess Open Registration Tournament (D1) Standard 2022-01-29 2022-01-29 Tshwane (GTP) 5 1171 5 1.5 988.3 -17.1 Details
46 2021 Gauteng North Open Tournament (D) Standard 2021-08-28 2021-08-29 Tshwane (GTP) 5 1200 4 1.5 1034.3 -14.6 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 40
Wins 17
Draws 6
Losses 17
White 19
Black 21
White wins 4
Black wins 13
Score 20
Percent 50
Dp 0
AOR 1341.7
Performance 1341.7
Game statistics (History)
Games 237
Wins 100
Draws 26
Losses 111
White 115
Black 122
White wins 47
Black wins 53
Score 113
Percent 47.7
Dp -19.7
AOR 1278.4
Performance 1258.7
Rankings (Main)
National
Overall 3736
Gender 3156
Age group 560
Gender/Age 464
Provincial
Overall 1280
Gender 1085
Age group 222
Gender/Age 183
Regional
Overall 448
Gender 372
Age group 76
Gender/Age 60
Rankings (Standard)
National
Overall 3294
Gender 2746
Age group 493
Gender/Age 406
Provincial
Overall 1181
Gender 1001
Age group 201
Gender/Age 162
Regional
Overall 436
Gender 363
Age group 74
Gender/Age 58
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 40
Score 20
Percent 50
Aor 1341.7
Dp 0
Prat 1341.7
Performance (12 months)
Games 51
Score 22
Percent 43.1
Aor 1349.9
Dp -58.3
Prat 1291.6
Performance (History)
Games 237
Score 113
Percent 47.7
Aor 1278.4
Dp -19.7
Prat 1258.7
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Matsioloko, O (Osega) 4 2 2 Silver Lakes Open Chess Tournament (C) 2026 AHS Chess Tournament (C) Details
Overall 2 Oosthuizen, L (Ludrick) 3 2 1 2022 Tshwane Chess Open Registration Tournament (D1) 2024 Etienne Lewis (U16) Details
Overall 3 Minny, O (Oban) 3 2 1 2022 Alekhine Open (D) Chris Greyling Open Tournament 2023 (C) Details
Overall 4 Jooste, J (Josh) 3 1 2 2022 Etienne Lewis (U14 Open) 2024 Etienne Lewis (U16) Details
Overall 5 Kekana, N (Neo) 3 2 1 2022 Alekhine Open (D) 2025 Etienne Lewis Closed Chess Tournament (U18) Details
Standard 1 Matsioloko, O (Osega) 4 2 2 Silver Lakes Open Chess Tournament (C) 2026 AHS Chess Tournament (C) Details
Standard 2 Kekana, N (Neo) 3 2 1 2022 Alekhine Open (D) 2025 Etienne Lewis Closed Chess Tournament (U18) Details
Standard 3 Oosthuizen, L (Ludrick) 3 2 1 2022 Tshwane Chess Open Registration Tournament (D1) 2024 Etienne Lewis (U16) Details
Standard 4 Minny, O (Oban) 3 2 1 2022 Alekhine Open (D) Chris Greyling Open Tournament 2023 (C) Details
Standard 5 Jooste, J (Josh) 3 1 2 2022 Etienne Lewis (U14 Open) 2024 Etienne Lewis (U16) Details