PLAYER PAGE

Justin Rishworth

196032225
Tshwane (GTP)
Personal
Main rating
Rating 1665.8
K-factor 28
Floor 1103.3
Highest 1711.9 (2026-02-01)
Min/Max +/- allowed 80
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1668.8
Final +/- 0
New Rating
()
Rating 1665.8
K-factor 28
Floor 1103.3
Highest 1711.9 (2026-02-01)
Min/Max +/- allowed 80
Standard rating
Rating 1683.4
K-factor 28
Floor 1109.3
Highest 1720.9 (2026-02-01)
Min/Max +/- allowed 78.9
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1691.4
Final +/- 0
New Rating
()
Rating 1683.4
K-factor 28
Floor 1109.3
Highest 1720.9 (2026-02-01)
Min/Max +/- allowed 78.9
Rapid rating
Rating 1615.8
K-factor 28
Floor 1121.9
Highest 1633.9 (2023-12-01)
Min/Max +/- allowed 89.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1310.9
Final +/- 0
New Rating
()
Rating 1615.8
K-factor 28
Floor 1121.9
Highest 1633.9 (2023-12-01)
Min/Max +/- allowed 89.4
Blitz rating
Rating 1809.4
K-factor 24
Floor 1371.1
Highest 1871.1 (2024-05-01)
Min/Max +/- allowed 63.7
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1468
Final +/- 0
New Rating
()
Rating 1809.4
K-factor 24
Floor 1371.1
Highest 1871.1 (2024-05-01)
Min/Max +/- allowed 63.7
Rating Graph
Tournaments
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 Blou Bull Chess Tournament (A) Standard 2026-02-21 2026-02-21 Tshwane (GTP) 5 1665.8 4 1 1490.2 -19.3 Details
2 2026 AHS Chess Tournament (A) Standard 2026-02-28 2026-02-28 Tshwane (GTP) 5 1665.8 5 1.5 1510.7 -20.2 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 SAJCCC ENM Players Fundraiser February 2026 (A) Standard 2026-02-14 2026-02-14 Nelson Mandela Bay (ENM) 5 1711.8 5 2 1568.8 0 Details
2 Fide in the Bay 2026 (A) Standard 2026-01-24 2026-01-24 Nelson Mandela Bay (ENM) 5 1632.7 5 2.5 1702.8 0 Details
3 Centurion Chess Club Year End Blitz 2025 Blitz 2025-12-03 2025-12-03 Tshwane (GTP) 9 1523.7 9 5.5 1628.5 0 Details
4 Gauteng Inter-Region at Emerald Resort 2025 (Adults+Seniors) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1523.7 5 3.5 2032.7 0 Details
5 Bojanala's Merry ChessMas 2025 (Rooks) Standard 2025-11-29 2025-11-29 Bojanala Platina (NBR) 5 1523.7 5 3.5 1737.1 0 Details
6 2025 Laerskool Doringkloof Primary Open Chess Tournament (B) Standard 2025-10-25 2025-10-25 Tshwane (GTP) 5 1528.4 5 2.5 1560.5 0 Details
7 2025 Centurion Chess Open Tournament (B) Standard 2025-09-27 2025-09-27 Tshwane (GTP) 5 1531.2 5 2.5 1476.5 0 Details
8 Tshwane Chess Club Clash 2025 (Prestige) Standard 2025-09-13 2025-09-13 Tshwane (GTP) 5 1531.2 5 1 1543.4 0 Details
9 2025 Alekhine Open (B) Standard 2025-09-06 2025-09-07 Tshwane (GTP) 5 1531.2 5 1.5 1326.4 0 Details
10 2025 Menlo Open (A) Standard 2025-07-26 2025-07-26 Tshwane (GTP) 5 1546.9 4 0.5 1338.2 0 Details
11 2025 Wynie Robbertse Chess Tournament (B) Standard 2025-07-19 2025-07-19 Tshwane (GTP) 5 1546.9 5 3 1676.2 0 Details
12 South African Open 2025 (B) Classical 2025-06-28 2025-07-05 Johannesburg Metro (GJM) 11 1546.9 11 5.5 1502.5 0 Details
13 South African Open 2025 (Blitz) Blitz 2025-07-02 2025-07-02 Johannesburg Metro (GJM) 9 1546.9 8 3 1506.5 0 Details
14 2025 Jacaranda Round Robin Open Chess Tournament (C) Standard 2025-06-21 2025-06-21 Tshwane (GTP) 5 1524.4 5 3.5 1696.3 0 Details
15 NMBCU Closed 2025 (U20+Open) Standard 2025-06-13 2025-06-14 Nelson Mandela Bay (ENM) 6 1524.4 5 3 1540.4 0 Details
16 NMBCU Trial 4 2025 (U20+Open) Standard 2025-05-09 2025-05-10 Nelson Mandela Bay (ENM) 6 1574.7 6 4 1452.7 0 Details
17 Moja Chess Extravaganza 2025 (C) Classical 2025-04-26 2025-05-01 Johannesburg Metro (GJM) 9 1574.7 8 3.5 1350.2 0 Details
18 Moja Chess Extravaganza 2025 (Blitz) Blitz 2025-04-26 2025-04-26 Johannesburg Metro (GJM) 7 1574.7 7 3 1688.1 0 Details
19 2025 Silver Lakes Chess Club Open Chess Tournament (B) Standard 2025-05-03 2025-05-03 Tshwane (GTP) 5 1574.7 5 2 1438.2 0 Details
20 Mpumalanga Open Chess Championship 2025 (A) Standard 2025-04-19 2025-04-19 Ehlanzeni (MEN) 5 1582.2 5 2.5 1583.9 0 Details
21 2025 Mid Gauteng Open Chess Tournament (B) Standard 2025-04-12 2025-04-12 Tshwane (GTP) 5 1582.2 5 2.5 1510.6 0 Details
22 NMB 2nd Trials 2025 (U20+Adults) Standard 2025-03-07 2025-03-08 Nelson Mandela Bay (ENM) 6 1602.5 5 2.5 1442.2 0 Details
23 NMBCH Trial 1 2025 (U20+Open) Standard 2025-02-14 2025-02-15 Nelson Mandela Bay (ENM) 5 1531.6 5 2.5 1561.4 0 Details
24 Pearson High Chess Festival 2025 (A) Standard 2025-02-21 2025-02-22 Nelson Mandela Bay (ENM) 5 1531.6 4 1.5 1629.5 0 Details
25 SBDCU Fundraiser 2025 (Open) Standard 2025-02-01 2025-02-01 Sarah Baartman (ESB) 5 1531.6 5 3 1769.4 0 Details
26 NMBCU vs BCC Derby Chess Invitational 2025 (Open A) Standard 2025-01-10 2025-01-11 Nelson Mandela Bay (ENM) 5 1505.2 5 4.5 1697.5 0 Details
27 NMBCU vs BCC Derby Chess Invitational 2025 (Blitz Open A) Blitz 2025-01-12 2025-01-12 Nelson Mandela Bay (ENM) 9 1505.2 9 6 1563.6 0 Details
28 SBD Activation Tournament 2025 (Open) Rapid 2025-01-04 2025-01-04 Sarah Baartman (ESB) 5 1505.2 5 3 1426.8 0 Details
29 Jeffreys Bay CC Senior vs Aston Bay CC 2024 Rapid 2024-10-19 2024-10-19 Sarah Baartman (ESB) 7 1489.6 7 5.5 1623.7 0 Details
30 Mossel Bay Open 2024 (A) Standard 2024-09-21 2024-09-22 Eden (WEG) 6 1478 6 2.5 1440.6 0 Details
31 2024 UCC Mind Over Board (A) Classical 2024-08-30 2024-09-01 Nelson Mandela Bay (ENM) 5 1478 5 3 1588.7 0 Details
32 NMBCU Trial 5 2024 (U20+Open) Standard 2024-08-16 2024-08-17 Nelson Mandela Bay (ENM) 6 1459.1 6 5 1556.7 0 Details
33 Karen Ashworth 2024 (A) Standard 2024-07-19 2024-07-20 Nelson Mandela Bay (ENM) 6 1558.6 6 3.5 1530.7 0 Details
34 South African Open Chess Championship 2024 (B) Classical 2024-06-29 2024-07-07 Ethekwini (KED) 11 1558.6 11 4.5 1330.3 0 Details
35 Jeffreys Bay Chess Club Challenge 2024 (Open) Rapid 2024-06-18 2024-06-18 Sarah Baartman (ESB) 6 1555.4 6 4 1596.8 0 Details
36 Jeffreys Bay CC Rapid Tournament 2024 Rapid 2024-06-13 2024-06-13 Sarah Baartman (ESB) 5 1555.4 5 4 1543.3 0 Details
37 Fountains Mall 2024 (Open) Standard 2024-05-17 2024-05-18 Sarah Baartman (ESB) 6 1539.1 5 2.5 1575.8 0 Details
38 NMBCU Trial 3 2024 (U20+Open) Standard 2024-05-10 2024-05-11 Nelson Mandela Bay (ENM) 6 1539.1 6 4 1475 0 Details
39 NMBCU Trials 2 2024 (U20+Open) Standard 2024-04-12 2024-04-13 Nelson Mandela Bay (ENM) 6 1483.2 4 3.5 1775.6 0 Details
40 UCC Strategic Moves 2024 (A) Standard 2024-03-08 2024-03-09 Nelson Mandela Bay (ENM) 5 1477.5 5 3 1521.1 0 Details
41 2024 Tshwane Chess AHS Open Chess Tournament (A) Standard 2024-02-24 2024-02-24 Tshwane (GTP) 5 1510.5 5 1.5 1489.6 0 Details
42 2024 Piet Robbertse Open Chess Tournament (A) Standard 2024-02-03 2024-02-04 Tshwane (GTP) 5 1510.5 4 1 1492.7 0 Details
43 2024 Blou Bul Open Chess Tournament (A) Standard 2024-02-10 2024-02-10 Tshwane (GTP) 5 1510.5 4 0.5 1273.1 0 Details
44 2024 Tshwane Chess OPEN Registration Tournament (A) Standard 2024-01-27 2024-01-27 Tshwane (GTP) 5 1542.6 5 0.5 1329.5 0 Details
45 Jeffreys Bay CC Dec Rapid 2 2023 Rapid 2023-12-07 2023-12-07 Sarah Baartman (ESB) 5 1524.5 5 4 1599.4 0 Details
46 Jeffreys Bay CC December Rapid 1 2023 Rapid 2023-12-04 2023-12-04 Sarah Baartman (ESB) 5 1524.5 5 5 1753.1 0 Details
47 Jeffreys Bay CC Nov Rapid 3 2023 Rapid 2023-11-30 2023-11-30 Sarah Baartman (ESB) 5 1513.2 5 4 1567.7 0 Details
48 Jeffreys Bay CC 2nd Rapid NovembeR 2023 Rapid 2023-11-27 2023-11-27 Sarah Baartman (ESB) 5 1513.2 5 5 1724.6 0 Details
49 Jeffreys Bay CC Nov Rapid 1 2023 Rapid 2023-11-23 2023-11-23 Sarah Baartman (ESB) 5 1513.2 5 3 1444.7 0 Details
50 Eastern Cape Provincial Individual Championship 2023 (Open) Standard 2023-10-05 2023-10-06 Nelson Mandela Bay (ENM) 7 1517 6 3 1394 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 10
Wins 3
Draws 3
Losses 4
White 6
Black 4
White wins 1
Black wins 2
Score 4.5
Percent 45
Dp -42.5
AOR 1678.3
Performance 1635.8
Game statistics (History)
Games 456
Wins 237
Draws 58
Losses 161
White 231
Black 225
White wins 123
Black wins 114
Score 266
Percent 58.3
Dp 70.8
AOR 1450.2
Performance 1521.1
Rankings (Main)
National
Overall 635
Gender 597
Age group 352
Gender/Age 337
Provincial
Overall 231
Gender 216
Age group 125
Gender/Age 120
Regional
Overall 93
Gender 90
Age group 51
Gender/Age 50
Rankings (Standard)
National
Overall 526
Gender 495
Age group 295
Gender/Age 282
Provincial
Overall 201
Gender 191
Age group 112
Gender/Age 109
Regional
Overall 85
Gender 82
Age group 50
Gender/Age 49
Rankings (Rapid)
National
Overall 141
Gender 138
Age group 75
Gender/Age 73
Provincial
Overall 33
Gender 33
Age group 19
Gender/Age 19
Regional
Overall 9
Gender 9
Age group 4
Gender/Age 4
Rankings (Blitz)
National
Overall 48
Gender 48
Age group 36
Gender/Age 36
Provincial
Overall 18
Gender 18
Age group 14
Gender/Age 14
Regional
Overall 7
Gender 7
Age group 5
Gender/Age 5
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 10
Score 4.5
Percent 45
Aor 1678.3
Dp -42.5
Prat 1635.8
Performance (12 months)
Games 128
Score 63
Percent 49.2
Aor 1562.1
Dp -6.6
Prat 1555.5
Performance (History)
Games 456
Score 266
Percent 58.3
Aor 1450.2
Dp 70.8
Prat 1521.1
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Krieger, BCJ (Brian) 12 2 10 Jeffreys Bay Chess Club Blitz 21 November 2022 SBD Activation Tournament 2025 (Open) Details
Overall 2 Freeman, V (Vianco) 9 5 4 Nelson Mandela University Open Rapid Tournament 2018 Fide in the Bay 2026 (A) Details
Overall 3 Salie, R (Riaz) 7 5 2 Jefreys Bay Chess Club Rapid 10 November 2022 Jeffreys Bay Chess Club Challenge 2024 (Open) Details
Overall 4 Moos, X (Xavier) 7 2 5 Kouga Mayarol Cup 2022 (Open) SBDCU Fundraiser 2025 (Open) Details
Overall 5 Lagardien, I (Ismaeel) 7 4 3 Ultimate Chess Open 2018 (A) SAJCCC ENM Players Fundraiser February 2026 (A) Details
Standard 1 Lagardien, I (Ismaeel) 7 4 3 Ultimate Chess Open 2018 (A) SAJCCC ENM Players Fundraiser February 2026 (A) Details
Standard 2 Sibengile, Z (Zolani) 6 4 2 Kouga Mayarol Cup 2022 (Open) Fountains Mall 2024 (Open) Details
Standard 3 Freeman, V (Vianco) 6 4 2 2020 NMBCU Chess Trial 1 (U20+Open) Fide in the Bay 2026 (A) Details
Standard 4 Moos, X (Xavier) 4 1 3 Kouga Mayarol Cup 2022 (Open) SBDCU Fundraiser 2025 (Open) Details
Standard 5 Peter, NM (Neathan Mninawa) 4 0 4 SBDCU Fundraiser 2025 (Open) NMBCU Closed 2025 (U20+Open) Details
Rapid 1 Krieger, BCJ (Brian) 10 1 9 Jeffreys Bay Chess Club Rapid 24 November 2022 SBD Activation Tournament 2025 (Open) Details
Rapid 2 Salie, R (Riaz) 6 4 2 Jefreys Bay Chess Club Rapid 10 November 2022 Jeffreys Bay Chess Club Challenge 2024 (Open) Details
Rapid 3 Stuurman, P (Pedro) 6 3 3 Jeffreys Bay Chess Club Rapid 17 November 2022 Jeffreys Bay CC December Rapid 1 2023 Details
Rapid 4 Persent, G (Gavin) 6 3 3 Jeffreys Bay Chess Club Rapid 17 November 2022 Jeffreys Bay CC Senior vs Aston Bay CC 2024 Details
Rapid 5 Stuurman, C (Caydee) 5 4 1 Jefreys Bay Chess Club Rapid 10 November 2022 Jeffreys Bay CC Dec Rapid 2 2023 Details
Blitz 1 Malgas, GL (Glenwell Lesley) 2 0 2 PECC King Cars Grand Prix Second Leg 2019 Ulitmate Chess Open 2019 (Blitz A) Details