PLAYER PAGE

Inge Jacobs

2110107176
Tshwane (GTP)
Personal
Main rating
Rating 1378.8
K-factor 36
Floor 870.7
Highest 1404.8 (2026-01-01)
Min/Max +/- allowed 124
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1300.6
Final +/- 0
New Rating
()
Rating 1378.8
K-factor 36
Floor 870.7
Highest 1404.8 (2026-01-01)
Min/Max +/- allowed 123.8
Standard rating
Rating 1365.5
K-factor 36
Floor 877.8
Highest 1401.6 (2026-01-01)
Min/Max +/- allowed 124.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1313.2
Final +/- 0
New Rating
()
Rating 1365.5
K-factor 36
Floor 877.8
Highest 1401.6 (2026-01-01)
Min/Max +/- allowed 124.4
Rapid rating
Rating 1273.7
K-factor 36
Floor 761.6
Highest 1392.5 (2022-04-01)
Min/Max +/- allowed 126
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1273.7
K-factor 36
Floor 761.6
Highest 1392.5 (2022-04-01)
Min/Max +/- allowed 126
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 2026 D4 Tshwane South Team Finals (U15 Open) Rapid 2026-08-22 2026-08-22 Tshwane (GTP) 5 1378.8 5 4 1360.8 9.1 Details
2 2026 D4 District Individuals (U15 Girls) Standard 2026-05-30 2026-05-30 Tshwane (GTP) 5 1351.3 5 3.5 1461.9 18.3 Details
3 2026 Lubowski Open Chess Tournament (D2) Standard 2026-03-21 2026-03-22 Tshwane (GTP) 5 1399.6 5 3 1331.5 -14.6 Details
4 2026 Silver Lakes Open Chess Tournament (C) Standard 2026-03-07 2026-03-07 Tshwane (GTP) 5 1399.6 5 2 1199.9 -33.6 Details
5 2026 Tshwane Chess Registration Tournament (C2) Standard 2026-01-31 2026-01-31 Tshwane (GTP) 5 1389.6 5 3 1421.5 1.3 Details
6 2025 Mzansi Inter Provincial Team Championships (U18 Girls) Standard 2025-12-15 2025-12-16 Nelson Mandela Bay (ENM) 5 1310.2 4 3 1572.2 19.1 Details
7 Gauteng Inter-Region at Emerald Resort 2025 (U16+U18 Girls) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1310.2 5 3.5 1429.4 12.4 Details
8 Paarl Boys' High School Chess Festival 2025 (C) Standard 2025-10-17 2025-10-18 Cape Winelands (WCW) 6 1344.1 6 2.5 1194.1 -18.9 Details
9 2025 Tshwane South School District CLOSED League Championship (U15A) Standard 2025-08-16 2025-08-16 Tshwane (GTP) 5 1301.1 5 4 1479.2 16.8 Details
10 2025 Etienne Lewis Closed Chess Tournament (U16) Standard 2025-08-08 2025-08-10 Tshwane (GTP) 7 1301.1 7 3 1343.2 7.1 Details
11 2025 Wynie Robbertse Chess Tournament (D) Standard 2025-07-19 2025-07-19 Tshwane (GTP) 5 1297.1 5 3 1312.3 2.3 Details
12 2025 Tshwane South School District Individual Finals (D4) (U15 Girls) Standard 2025-05-10 2025-05-10 Tshwane (GTP) 5 1302.8 5 1.5 1075.6 -22.7 Details
13 2025 Silver Lakes Chess Club Open Chess Tournament (D) Standard 2025-05-03 2025-05-03 Tshwane (GTP) 5 1302.8 5 3 1253.7 -4 Details
14 Lubowski Open 2025 (D2) Standard 2025-03-21 2025-03-22 Tshwane (GTP) 5 1296.5 5 3 1334.5 3.4 Details
15 2025 Tshwane Chess OPEN Registration Tournament (B3) Standard 2025-01-25 2025-01-25 Tshwane (GTP) 5 1296.6 5 2 1256.2 -3.3 Details
16 2022 South African Junior Team Chess Championships (U10+U12 Girls) Classical 2022-12-04 2022-12-07 4 Knights (4K) 5 1196.1 5 5 1542.8 40 Details
17 2022 Gauteng North Chess Open (C) Standard 2022-10-15 2022-10-16 Tshwane (GTP) 5 1194.9 5 2 1159.6 -4.7 Details
18 2022 Etienne Lewis (U12 Girls) Standard 2022-09-02 2022-09-04 Tshwane (GTP) 7 1170.2 7 4 1262.8 13.5 Details
19 2022 Gauteng Schools Individual Chess Championship (U11 Girls) Standard 2022-06-18 2022-06-18 Ekurhuleni (GE) 5 1106 5 4 1466 35.7 Details
20 2022 Mid Gauteng Open (C) Standard 2022-05-07 2022-05-07 Tshwane (GTP) 5 1127.8 5 1 997.8 -12.1 Details
21 D4 Individuals 2022 (U11 Girls) Rapid 2022-04-23 2022-04-23 Tshwane (GTP) 7 1150.2 7 5 1376 23 Details
22 2022 Lubowski Open Tournament (C) Standard 2022-04-09 2022-04-10 Tshwane (GTP) 5 1150.2 5 0 825.2 -35.3 Details
23 2022 Gauteng Interregion (U12 Girls) Standard 2022-02-26 2022-02-26 Tshwane (GTP) 5 1182.5 4 1 951.8 -17.9 Details
24 2022 Tshwane Chess Open Registration Tournament (D1) Standard 2022-01-29 2022-01-29 Tshwane (GTP) 5 1138 5 4 1398.7 24.7 Details
25 2021 Etienne Lewis Closed Trials (U12 Girls) Standard 2021-09-24 2021-09-26 Nelson Mandela Bay (ENM) 7 1121.4 6 3 1192 9.2 Details
26 2021 Alekhine Open (D) Standard 2021-08-14 2021-08-15 Tshwane (GTP) 5 1151.5 4 1 962.1 -16.7 Details
27 2021 Chris Greyling Open Tournament (C) Standard 2021-05-08 2021-05-08 Tshwane (GTP) 5 1203.5 5 0.5 916.3 -28.7 Details
28 2021 Blou Bul Tournament (C) Standard 2021-04-10 2021-04-10 Mangaung (FMB) 5 1254.9 5 1 954.5 -28.6 Details
29 2021 Registration Tournament (C) Standard 2021-03-13 2021-03-13 Tshwane (GTP) 5 1304.8 5 1 1013.8 -27.7 Details
30 2020 Wynie Robbertse Open Chess Tournament (U10) Standard 2020-03-07 2020-03-07 Tshwane (GTP) 5 1303.4 5 3 1286.4 -0.8 Details
31 2020 Piet Robbertse (E+F) Standard 2020-01-31 2020-02-02 Cape Winelands (WCW) 5 1152.7 5 3 1316.1 18.8 Details
32 2020 Blou Bul (E) Standard 2020-02-15 2020-02-15 Tshwane (GTP) 5 1152.7 5 4 1403.6 23.7 Details
33 2020 Registration Tournament (E) Standard 2020-01-25 2020-01-25 Tshwane (GTP) 5 1031 5 4 1395.6 36.2 Details
34 2019 South African Junior Team Championships (U10 Girls) Classical 2020-01-04 2020-01-08 4 Knights (4K) 7 1031 6 3 1105.2 10.4 Details
35 2019 TC SAJCC Prep Tournament (C) Standard 2019-11-30 2019-11-30 Tshwane (GTP) 5 1020.7 5 2 1083.5 5.3 Details
36 2019 Etienne Lewis Trials (U10 Girls) Classical 2019-08-30 2019-09-01 Tshwane (GTP) 7 1087.1 6 1 851.1 -33.4 Details
37 2019 Mid-Gauteng Open (E) Standard 2019-08-17 2019-08-17 Tshwane (GTP) 5 1037.5 4 2 1222.3 14.3 Details
38 2019 Lubowski Open Tournament (E) Standard 2019-05-11 2019-05-11 Tshwane (GTP) 5 1024.8 5 2 1055.6 4.1 Details
39 2019 Chris Greyling (E) Standard 2019-04-27 2019-04-27 Tshwane (GTP) 5 1028.6 5 2 1096.8 7.1 Details
40 2019 Capablanca Chess Festival (Swiss E) Standard 2019-04-19 2019-04-19 Tshwane (GTP) 5 1028.6 5 1 928 -10.5 Details
41 2019 D4 Individual Finals (U9 Mixed) Standard 2019-03-09 2019-03-09 Tshwane (GTP) 5 958.2 5 3 1329.8 35.2 Details
42 2019 TuksChess Open (C) Standard 2019-02-23 2019-02-23 Tshwane (GTP) 5 980.5 4 0 685 -23.2 Details
43 2019 Blou Bul (E) Standard 2019-02-16 2019-02-16 Tshwane (GTP) 5 980.5 5 2 968 -1.2 Details
44 2019 Piet Robbertse (Beginners) Classical 2019-02-02 2019-02-03 Tshwane (GTP) 5 980.5 4 2 1125.2 13.4 Details
45 2018 Tshwane Inter Region (U10D) Standard 2018-12-01 2018-12-01 Cape Town (WCT) 6 1156.8 5 0 508.2 -62.4 Details
46 South African Junior Team Championships 2018 (U8B+U8 Girls) Classical 2018-12-16 2018-12-20 4 Knights (4K) 7 1156.8 7 1.5 950.1 -33.2 Details
47 2018 Lardies Ope (F) Standard 2018-10-27 2018-10-27 Tshwane (GTP) 5 1200 5 1 973.1 -21.4 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 25
Wins 15
Draws 1
Losses 9
White 13
Black 12
White wins 7
Black wins 8
Score 15.5
Percent 62
Dp 102
AOR 1253.1
Performance 1355.1
Game statistics (History)
Games 241
Wins 109
Draws 8
Losses 124
White 119
Black 122
White wins 61
Black wins 48
Score 113
Percent 46.9
Dp -26.5
AOR 1206.3
Performance 1179.8
Rankings (Main)
National
Overall 4036
Gender 647
Age group 570
Gender/Age 113
Provincial
Overall 1390
Gender 219
Age group 202
Gender/Age 42
Regional
Overall 487
Gender 81
Age group 73
Gender/Age 12
Rankings (Standard)
National
Overall 3846
Gender 660
Age group 574
Gender/Age 115
Provincial
Overall 1384
Gender 223
Age group 207
Gender/Age 42
Regional
Overall 505
Gender 87
Age group 79
Gender/Age 15
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 25
Score 15.5
Percent 62
Aor 1253.1
Dp 102
Prat 1355.1
Performance (12 months)
Games 40
Score 24.5
Percent 61.2
Aor 1266.3
Dp 95.6
Prat 1361.9
Performance (History)
Games 241
Score 113
Percent 46.9
Aor 1206.3
Dp -26.5
Prat 1179.8
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Veldman, C (Chantane) 4 3 1 2019 Lubowski Open Tournament (E) 2022 Etienne Lewis (U12 Girls) Details
Overall 2 Mcphail, M (Matthew) 3 2 1 2020 Registration Tournament (E) 2025 Etienne Lewis Closed Chess Tournament (U16) Details
Overall 3 De Waal, N (Nadine) 3 3 0 South African Junior Team Championships 2018 (U8B+U8 Girls) 2022 Etienne Lewis (U12 Girls) Details
Overall 4 Webb, A (Abbygail) 3 2 1 2019 TC SAJCC Prep Tournament (C) 2020 Blou Bul (E) Details
Overall 5 Theron, L (Lydia) 3 1 2 2021 Chris Greyling Open Tournament (C) 2025 Tshwane Chess OPEN Registration Tournament (B3) Details
Standard 1 Veldman, C (Chantane) 4 3 1 2019 Lubowski Open Tournament (E) 2022 Etienne Lewis (U12 Girls) Details
Standard 2 Theron, L (Lydia) 3 1 2 2021 Chris Greyling Open Tournament (C) 2025 Tshwane Chess OPEN Registration Tournament (B3) Details
Standard 3 Mcphail, M (Matthew) 3 2 1 2020 Registration Tournament (E) 2025 Etienne Lewis Closed Chess Tournament (U16) Details
Standard 4 De Waal, N (Nadine) 3 3 0 South African Junior Team Championships 2018 (U8B+U8 Girls) 2022 Etienne Lewis (U12 Girls) Details
Standard 5 Webb, A (Abbygail) 3 2 1 2019 TC SAJCC Prep Tournament (C) 2020 Blou Bul (E) Details