PLAYER PAGE

Jaculene Bothma

2100097359
Nelson Mandela Bay (ENM)
Personal
Main rating
Rating 1439.4
K-factor 32
Floor 992.4
Highest 1538.2 (2026-02-01)
Min/Max +/- allowed 102
Rating Change
()
Games 5
Score 3
We 2.78
SWe 0.12
Temp +/- 3.8
Penalties 0
Weight perform 1377.5
Final +/- +3.8
New Rating
()
Rating 1443.2
K-factor 32
Floor 992.4
Highest 1538.2 (2026-02-01)
Min/Max +/- allowed 102.4
Standard rating
Rating 1438.6
K-factor 32
Floor 999.7
Highest 1538 (2026-02-01)
Min/Max +/- allowed 102.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1384.1
Final +/- 0
New Rating
()
Rating 1438.6
K-factor 32
Floor 999.7
Highest 1538 (2026-02-01)
Min/Max +/- allowed 102.4
Rapid rating
Rating 1376.4
K-factor 36
Floor 885.4
Highest 1414.8 (2022-05-01)
Min/Max +/- allowed 122.1
Rating Change
()
Games 5
Score 3
We 3.37
SWe -0.37
Temp +/- -13.2
Penalties 0
Weight perform 1267.7
Final +/- -13.2
New Rating
()
Rating 1363.2
K-factor 36
Floor 885.4
Highest 1414.8 (2022-05-01)
Min/Max +/- allowed 122.1
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 Checkmate in Gqeberha 2026 (B) Rapid 2026-07-11 2026-07-11 Nelson Mandela Bay (ENM) 6 1439.4 5 3 1482.8 3.8 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Commonwealth Chess Championship 2026 Classical 2026-05-17 2026-05-25 Sri Lanka (SRI) 9 1523.8 8 1 1252.9 -84.4 Details
2 2026 NMBCU Trials 4 (U18) Standard 2026-04-24 2026-04-25 Nelson Mandela Bay (ENM) 6 1471.7 6 3 1389.4 -15.3 Details
3 NMBCU Trials 3 2026 (U18) Standard 2026-04-18 2026-04-18 Nelson Mandela Bay (ENM) 5 1471.7 5 4 1594.4 18.3 Details
4 South African Junior Closed Chess Championship 2026 (U16 Girls) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1471.7 9 5.5 1613.1 49.1 Details
5 2026 NMBCU Trials 2 (U18) Standard 2026-03-06 2026-03-07 Nelson Mandela Bay (ENM) 6 1471.9 6 3.5 1469.7 -0.3 Details
6 Pearson Chess Festival 2026 (B) Standard 2026-02-27 2026-02-28 Nelson Mandela Bay (ENM) 5 1538.1 5 4 1587.6 5.5 Details
7 NMBCU Trial 1 2026 (U18) Standard 2026-02-20 2026-02-21 Nelson Mandela Bay (ENM) 5 1538.1 5 2.5 1328.3 -19.6 Details
8 SAJCCC ENM Players Fundraiser February 2026 (A) Standard 2026-02-14 2026-02-14 Nelson Mandela Bay (ENM) 5 1538.1 5 2 1423.7 -10.5 Details
9 Fide in the Bay 2026 (A) Standard 2026-01-24 2026-01-24 Nelson Mandela Bay (ENM) 5 1504.6 5 2 1596.4 3.8 Details
10 2025 Mzansi Individual Championships (U16 Girls) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1419.6 6 3.5 1470.9 7.2 Details
11 2025 Mzansi Inter Provincial Team Championships (U16 Girls) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1419.6 5 5 1716 29.7 Details
12 Fide in the Bay 2025 (B) Standard 2025-11-29 2025-11-29 Nelson Mandela Bay (ENM) 5 1413.8 5 3 1457.9 3.7 Details
13 EC Closed 2025 (U16 Girls) Standard 2025-09-06 2025-09-07 Nelson Mandela Bay (ENM) 6 1398.6 6 3.5 1470.4 9.6 Details
14 FIDE in the Bay 2025 (A) Standard 2025-08-30 2025-08-30 Nelson Mandela Bay (ENM) 5 1452.1 4 0.5 1323.9 -10.1 Details
15 Ekurhuleni North Chess Club Open Tournament 2025 (A) Standard 2025-08-09 2025-08-09 Ekurhuleni (GE) 5 1452.1 4 0 1200.6 -23.2 Details
16 Eastern Cape Inter-Regional Individual Chess Championship 2025 (U16 Girls) Standard 2025-07-11 2025-07-12 Amathole (EAL) 6 1396.4 5 4.5 1751.7 34 Details
17 Eastern Cape Inter-Regional Team Chess Championship 2025 (U16) Standard 2025-07-10 2025-07-11 Amathole (EAL) 5 1396.4 5 2 1394.2 0.3 Details
18 South African Open 2025 (Ladies) Classical 2025-06-28 2025-07-05 Johannesburg Metro (GJM) 11 1396.4 11 4.5 1227.4 -44.4 Details
19 NMBCU Closed 2025 (U16) Standard 2025-06-13 2025-06-14 Nelson Mandela Bay (ENM) 6 1419.2 5 1.5 1280.6 -14.3 Details
20 NMBCU Open 2025 (B) Standard 2025-05-23 2025-05-24 Nelson Mandela Bay (ENM) 6 1397.5 6 3 1412.8 1.9 Details
21 NMBCU Trial 4 2025 (U16) Standard 2025-05-09 2025-05-10 Nelson Mandela Bay (ENM) 6 1397.5 5 3 1504.3 9.6 Details
22 NMB 3rd Trials 2025 (U16) Standard 2025-04-11 2025-04-12 Nelson Mandela Bay (ENM) 6 1378.6 6 4 1502.2 14.4 Details
23 South African Junior Closed Chess Championships 2025 (U16 Girls) Classical 2025-03-31 2025-04-05 Cape Winelands (WCW) 9 1378.6 9 3.5 1370.8 -2.6 Details
24 NMB 2nd Trials 2025 (U16) Standard 2025-03-07 2025-03-08 Nelson Mandela Bay (ENM) 6 1381.7 6 2 1188.6 -21.2 Details
25 Pearson High Chess Festival 2025 (B) Standard 2025-02-21 2025-02-22 Nelson Mandela Bay (ENM) 5 1378.6 4 2 1372 -0.5 Details
26 Mzansi Interprovincial Youth Chess Championships 2024 (U16 Girls Championship) Classical 2024-12-16 2024-12-19 Capricorn (LCP) 7 1295.8 7 4 1418.7 21 Details
27 Ekurhuleni North Chess Club Open Tournament 2024 (A) Standard 2024-08-09 2024-08-09 Ekurhuleni (GE) 5 1392.6 4 0 1202.5 -20.6 Details
28 Ekurhuleni North Schools Finals - Teams 2024 (U19 Girls) Rapid 2024-08-02 2024-08-02 Ekurhuleni (GE) 3 1392.6 2 1.5 1398.4 0.3 Details
29 Ekurhuleni North Schools Finals - Teams 2024 (U15 Open) Standard 2024-08-03 2024-08-03 Ekurhuleni (GE) 5 1392.6 5 2 1209.1 -18.4 Details
30 Ekurhuleni Trails 3 2024 (U16) Standard 2024-08-24 2024-08-24 Ekurhuleni (GE) 5 1392.6 5 1 1071.6 -30.7 Details
31 Gauteng Schools Individuals Finals 2024 (U15 Girls) Standard 2024-08-17 2024-08-17 Ekurhuleni (GE) 5 1392.6 5 4 1488.7 9 Details
32 Ekurhuleni Trails 2 2024 (U16) Standard 2024-07-27 2024-07-27 Ekurhuleni (GE) 5 1435.1 2 0 750.6 -26.6 Details
33 2024 African Youth Chess Championship Classical 2024-06-16 2024-06-22 Tshwane (GTP) 9 1440.2 9 3.5 1422.3 -3.2 Details
34 Ekurhuleni North High School Individuals 2024 (U15 Girls) Standard 2024-05-18 2024-05-18 Ekurhuleni (GE) 5 1429.6 5 4 1484 4.8 Details
35 Benoni Cluster High Schools Teams 2024 (U15) Rapid 2024-05-11 2024-05-11 Ekurhuleni (GE) 5 1429.6 5 4 1480.4 4 Details
36 Benoni Clusters Teams Girls 2024 Rapid 2024-05-04 2024-05-04 Ekurhuleni (GE) 4 1429.6 4 3.5 1591.5 11.4 Details
37 South African Junior Closed Chess Championship 2024 (U14 Girls) Classical 2024-04-27 2024-05-01 Ekurhuleni (GE) 9 1429.6 9 4 1361.5 -13.6 Details
38 Westwood Open 2024 (A) Standard 2024-04-13 2024-04-13 Ekurhuleni (GE) 5 1466.8 5 2 1219 -23.2 Details
39 Benoni High Schools Cluster Individuals 2024 (U15 Girls) Rapid 2024-03-16 2024-03-16 Ekurhuleni (GE) 5 1442.4 5 4.5 1605.4 15.2 Details
40 2024 Gauteng Inter-Region Chess Championship (U14 Girls) Standard 2024-01-13 2024-01-14 Tshwane (GTP) 5 1386.2 4 4 1783.7 35.1 Details
41 Ekurhuleni North Chess Club 2023 (B) Rapid 2023-12-09 2023-12-09 Ekurhuleni (GE) 7 1420.8 6 2 1167.3 -21.5 Details
42 Gauteng Soncini Finals 2023 (Girls) Rapid 2023-10-28 2023-10-28 Ekurhuleni (GE) 5 1416.9 5 3 1452 2.4 Details
43 2023 Gauteng Top Schools (U13 Girls) Standard 2023-08-18 2023-08-18 West Rand (GWR) 5 1419.8 5 3 1406.5 -1.8 Details
44 2023 Ekurhuleni North District Schools Finals (U13) Standard 2023-07-29 2023-07-29 Ekurhuleni (GE) 5 1393.1 5 3.5 1488.7 10.1 Details
45 Gauteng Open Arnold Classic 2023 (U16) Rapid 2023-05-19 2023-05-19 Tshwane (GTP) 5 1290.3 5 3 1397.9 8.1 Details
46 Gauteng Schools Individual Finals 2023 (U13 Girls) Standard 2023-05-26 2023-05-26 Ekurhuleni (GE) 5 1290.3 5 4 1535.9 23.2 Details
47 Ekurhuleni North Schools Individual Finals 2023 (U13 Girls) Standard 2023-05-12 2023-05-12 Ekurhuleni (GE) 5 1290.3 5 4 1475.9 17.4 Details
48 Ekurhuleni Trials 2 2023 (U14) Standard 2023-04-22 2023-04-22 Ekurhuleni (GE) 5 1335.1 5 3 1357.6 3 Details
49 2023 South African Junior Closed Chess Championships (U14 Girls) Classical 2023-03-31 2023-04-04 Chess South Africa (CSA) 9 1335.1 8 3 1171.1 -30.8 Details
50 Ekhuruleni Chess Trials 1 2023 (U14) Standard 2023-03-25 2023-03-25 Ekurhuleni (GE) 5 1341.8 5 3 1461.1 11 Details
Game statistics ( )
Games 5
Wins 3
Draws 0
Losses 2
White 3
Black 2
White wins 2
Black wins 1
Score 3
Percent 60
Dp 85
AOR 1397.8
Performance 1482.8
Game statistics ()
Games 59
Wins 29
Draws 3
Losses 27
White 30
Black 29
White wins 15
Black wins 14
Score 30.5
Percent 51.7
Dp 14.4
AOR 1456.1
Performance 1470.6
Game statistics (History)
Games 527
Wins 228
Draws 33
Losses 266
White 267
Black 260
White wins 114
Black wins 114
Score 244.5
Percent 46.4
Dp -30.6
AOR 1292.7
Performance 1262
Rankings (Main)
National
Overall 2875
Gender 404
Age group 376
Gender/Age 57
Provincial
Overall 320
Gender 44
Age group 55
Gender/Age 5
Regional
Overall 116
Gender 15
Age group 22
Gender/Age 2
Rankings (Standard)
National
Overall 2588
Gender 387
Age group 345
Gender/Age 54
Provincial
Overall 300
Gender 45
Age group 52
Gender/Age 5
Regional
Overall 107
Gender 15
Age group 21
Gender/Age 2
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 5
Score 3
Percent 60
Aor 1397.8
Dp 85
Prat 1482.8
Performance ()
Games 59
Score 30.5
Percent 51.7
Aor 1456.1
Dp 14.4
Prat 1470.6
Performance (12 months)
Games 89
Score 46
Percent 51.7
Aor 1450.6
Dp 14.3
Prat 1464.9
Performance (History)
Games 527
Score 244.5
Percent 46.4
Aor 1292.7
Dp -30.6
Prat 1262
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 De Vasconcelos, T (Tiaana) 9 4 5 Brakpan Open 2018 (D) South African Junior Closed Chess Championship 2024 (U14 Girls) Details
Overall 2 Netshimbupfe, Y (Yoanda) 8 5 3 Boksburg Chess Club Open 2018 (U10) 2023 South African Junior Closed Chess Championships (U14 Girls) Details
Overall 3 Grootboom, C (Chante) 5 2 3 2022 Gauteng Schools Individual Chess Championship (U13 Girls) 2023 South African Junior Closed Chess Championships (U14 Girls) Details
Overall 4 Lovett, S (Saffron) 4 2 2 Boksburg Chess Club Open 2018 (U10) Ekurhuleni-North Schools Finals Indiv 2022 (U13 Girls) Details
Overall 5 Marais, J (Janike) 4 0 4 Ekurhuleni North Schools Individual 2021 (D) Ekurhuleni Trails 3 2024 (U16) Details
Standard 1 Netshimbupfe, Y (Yoanda) 8 5 3 Boksburg Chess Club Open 2018 (U10) 2023 South African Junior Closed Chess Championships (U14 Girls) Details
Standard 2 De Vasconcelos, T (Tiaana) 7 3 4 Brakpan Open 2018 (D) South African Junior Closed Chess Championship 2024 (U14 Girls) Details
Standard 3 Grootboom, C (Chante) 5 2 3 2022 Gauteng Schools Individual Chess Championship (U13 Girls) 2023 South African Junior Closed Chess Championships (U14 Girls) Details
Standard 4 Ackerdien, S (Saud) 4 3 1 NMB 2nd Trials 2025 (U16) 2026 NMBCU Trials 4 (U18) Details
Standard 5 Lovett, S (Saffron) 4 2 2 Boksburg Chess Club Open 2018 (U10) Ekurhuleni-North Schools Finals Indiv 2022 (U13 Girls) Details
Rapid 1 De Vasconcelos, T (Tiaana) 2 1 1 Gauteng Soncini Finals 2023 (Girls) Benoni High Schools Cluster Individuals 2024 (U15 Girls) Details