PLAYER PAGE

Inge Jacobs

2110107176
Tshwane (GTP)
Personal
Main rating
Rating 1369.6
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 1331.7
Final +/- 0
New Rating
()
Rating 1369.6
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 1331.7
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 1261.6
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 1261.6
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 District Individuals (U15 Girls) Standard 2026-05-30 2026-05-30 Tshwane (GTP) 5 1351.3 5 3.5 1461.9 18.3 Details
2 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
3 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
4 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
5 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
6 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
7 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
8 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
9 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
10 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
11 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
12 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
13 Lubowski Open 2025 (D2) Standard 2025-03-21 2025-03-22 Tshwane (GTP) 5 1296.5 5 3 1334.5 3.4 Details
14 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
15 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
16 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
17 2022 Etienne Lewis (U12 Girls) Standard 2022-09-02 2022-09-04 Tshwane (GTP) 7 1170.2 7 4 1262.8 13.5 Details
18 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
19 2022 Mid Gauteng Open (C) Standard 2022-05-07 2022-05-07 Tshwane (GTP) 5 1127.8 5 1 997.8 -12.1 Details
20 D4 Individuals 2022 (U11 Girls) Rapid 2022-04-23 2022-04-23 Tshwane (GTP) 7 1150.2 7 5 1376 23 Details
21 2022 Lubowski Open Tournament (C) Standard 2022-04-09 2022-04-10 Tshwane (GTP) 5 1150.2 5 0 825.2 -35.3 Details
22 2022 Gauteng Interregion (U12 Girls) Standard 2022-02-26 2022-02-26 Tshwane (GTP) 5 1182.5 4 1 951.8 -17.9 Details
23 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
24 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
25 2021 Alekhine Open (D) Standard 2021-08-14 2021-08-15 Tshwane (GTP) 5 1151.5 4 1 962.1 -16.7 Details
26 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
27 2021 Blou Bul Tournament (C) Standard 2021-04-10 2021-04-10 Mangaung (FMB) 5 1254.9 5 1 954.5 -28.6 Details
28 2021 Registration Tournament (C) Standard 2021-03-13 2021-03-13 Tshwane (GTP) 5 1304.8 5 1 1013.8 -27.7 Details
29 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
30 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
31 2020 Blou Bul (E) Standard 2020-02-15 2020-02-15 Tshwane (GTP) 5 1152.7 5 4 1403.6 23.7 Details
32 2020 Registration Tournament (E) Standard 2020-01-25 2020-01-25 Tshwane (GTP) 5 1031 5 4 1395.6 36.2 Details
33 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
34 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
35 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
36 2019 Mid-Gauteng Open (E) Standard 2019-08-17 2019-08-17 Tshwane (GTP) 5 1037.5 4 2 1222.3 14.3 Details
37 2019 Lubowski Open Tournament (E) Standard 2019-05-11 2019-05-11 Tshwane (GTP) 5 1024.8 5 2 1055.6 4.1 Details
38 2019 Chris Greyling (E) Standard 2019-04-27 2019-04-27 Tshwane (GTP) 5 1028.6 5 2 1096.8 7.1 Details
39 2019 Capablanca Chess Festival (Swiss E) Standard 2019-04-19 2019-04-19 Tshwane (GTP) 5 1028.6 5 1 928 -10.5 Details
40 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
41 2019 TuksChess Open (C) Standard 2019-02-23 2019-02-23 Tshwane (GTP) 5 980.5 4 0 685 -23.2 Details
42 2019 Blou Bul (E) Standard 2019-02-16 2019-02-16 Tshwane (GTP) 5 980.5 5 2 968 -1.2 Details
43 2019 Piet Robbertse (Beginners) Classical 2019-02-02 2019-02-03 Tshwane (GTP) 5 980.5 4 2 1125.2 13.4 Details
44 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
45 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
46 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 20
Wins 11
Draws 1
Losses 8
White 11
Black 9
White wins 6
Black wins 5
Score 11.5
Percent 57.5
Dp 63.8
AOR 1289.9
Performance 1353.7
Game statistics (History)
Games 236
Wins 105
Draws 8
Losses 123
White 117
Black 119
White wins 60
Black wins 45
Score 109
Percent 46.2
Dp -32.4
AOR 1208.4
Performance 1176
Rankings (Main)
National
Overall 4341
Gender 711
Age group 628
Gender/Age 127
Provincial
Overall 1499
Gender 251
Age group 222
Gender/Age 48
Regional
Overall 529
Gender 95
Age group 78
Gender/Age 15
Rankings (Standard)
National
Overall 3953
Gender 677
Age group 594
Gender/Age 121
Provincial
Overall 1412
Gender 235
Age group 219
Gender/Age 47
Regional
Overall 517
Gender 93
Age group 82
Gender/Age 18
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 20
Score 11.5
Percent 57.5
Aor 1289.9
Dp 63.8
Prat 1353.7
Performance (12 months)
Games 47
Score 27.5
Percent 58.5
Aor 1299.4
Dp 72.3
Prat 1371.7
Performance (History)
Games 236
Score 109
Percent 46.2
Aor 1208.4
Dp -32.4
Prat 1176
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 Theron, L (Lydia) 3 1 2 2021 Chris Greyling Open Tournament (C) 2025 Tshwane Chess OPEN Registration Tournament (B3) Details
Overall 3 Mcphail, M (Matthew) 3 2 1 2020 Registration Tournament (E) 2025 Etienne Lewis Closed Chess Tournament (U16) Details
Overall 4 De Waal, N (Nadine) 3 3 0 South African Junior Team Championships 2018 (U8B+U8 Girls) 2022 Etienne Lewis (U12 Girls) Details
Overall 5 Webb, A (Abbygail) 3 2 1 2019 TC SAJCC Prep Tournament (C) 2020 Blou Bul (E) Details
Standard 1 Veldman, C (Chantane) 4 3 1 2019 Lubowski Open Tournament (E) 2022 Etienne Lewis (U12 Girls) Details
Standard 2 Webb, A (Abbygail) 3 2 1 2019 TC SAJCC Prep Tournament (C) 2020 Blou Bul (E) Details
Standard 3 Theron, L (Lydia) 3 1 2 2021 Chris Greyling Open Tournament (C) 2025 Tshwane Chess OPEN Registration Tournament (B3) Details
Standard 4 Mcphail, M (Matthew) 3 2 1 2020 Registration Tournament (E) 2025 Etienne Lewis Closed Chess Tournament (U16) Details
Standard 5 De Waal, N (Nadine) 3 3 0 South African Junior Team Championships 2018 (U8B+U8 Girls) 2022 Etienne Lewis (U12 Girls) Details