PLAYER PAGE

Jowan Kemp

1110139656
Sedibeng (GSV)
Personal
Main rating
Rating 1581.4
K-factor 32
Floor 1081.4
Highest 1581.4 (2026-07-01)
Min/Max +/- allowed 96
Rating Change
()
Games 5
Score 2.5
We 3.18
SWe -0.26
Temp +/- -8.5
Penalties 0
Weight perform 1521.2
Final +/- -8.5
New Rating
()
Rating 1573
K-factor 32
Floor 1081.4
Highest 1581.4 (2026-07-01)
Min/Max +/- allowed 96.3
Standard rating
Rating 1525
K-factor 32
Floor 1037.9
Highest 1549.1 (2026-01-01)
Min/Max +/- allowed 100.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1513.9
Final +/- 0
New Rating
()
Rating 1525
K-factor 32
Floor 1037.9
Highest 1549.1 (2026-01-01)
Min/Max +/- allowed 100.8
Rapid rating
Rating 1464.7
K-factor 32
Floor 964.7
Highest 1464.7 (2026-07-01)
Min/Max +/- allowed 113.7
Rating Change
()
Games 5
Score 2.5
We 3.14
SWe -0.64
Temp +/- -20.6
Penalties 0
Weight perform 1520.5
Final +/- +55.8
New Rating
()
Rating 1520.5
K-factor 32
Floor 1020.5
Highest 1520.5 (2026-07-01)
Min/Max +/- allowed 105
Blitz rating
Rating 1245.2
K-factor 36
Floor 745.2
Highest 1245.2 (2025-11-01)
Min/Max +/- allowed 155.5
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1245.2
K-factor 36
Floor 745.2
Highest 1245.2 (2025-11-01)
Min/Max +/- allowed 155.5
Rating Graph
Tournaments
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Checkmate the Cold Fundraiser 2026 (B) Rapid 2026-07-18 2026-07-18 Sedibeng (GSV) 5 1581.4 5 2.5 1465.2 -8.5 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 LS Vryheidsmonument Open 2026 (A+B) Standard 2026-06-20 2026-06-20 Sedibeng (GSV) 5 1546.5 0 0 500 0 Details
2 Kings and Queens Chess Open 2026 (A) Standard 2026-06-13 2026-06-13 Sedibeng (GSV) 5 1546.5 5 3 1567.3 2.2 Details
3 D8 (Sedibeng West) Individuals League 2026 (U15 Boys) Rapid 2026-05-16 2026-05-29 Sedibeng (GSV) 4 1546.5 4 4 1720.4 0 Details
4 Fundraiser for Philip and Anika 09 May 2026 (A+B) Standard 2026-05-09 2026-05-09 Sedibeng (GSV) 5 1474.4 5 3 1688.3 33.7 Details
5 Checkmate for Change Rapid 2026 (C+D) Rapid 2026-05-02 2026-05-02 Sedibeng (GSV) 5 1474.4 5 4 1675.8 15.3 Details
6 South African Junior Closed Chess Championship 2026 (U16 Open) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1537 9 3 1355.9 -62.5 Details
7 Laer Volkskool Chess Open 14 March 2026 (A) Standard 2026-03-14 2026-03-14 Sedibeng (GSV) 5 1538.3 5 2.5 1513.6 -4.9 Details
8 Hoerskool Drie Riviere Chess Open 07 March 2026 (A) Standard 2026-03-07 2026-03-07 Sedibeng (GSV) 5 1538.3 5 3 1567.7 3.6 Details
9 2025 Mzansi Individual Championships (U16 Open) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1497.9 6 3 1483.7 -2 Details
10 2025 Mzansi Inter Provincial Team Championships (U16 Open) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1497.9 5 2 1590.2 8.1 Details
11 Gauteng Inter-Region at Emerald Resort 2025 (U16 Championship) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1497.9 5 3.5 1666.1 19.4 Details
12 Queen's Gambit Chess Open 29 Nov 2025 (C) Standard 2025-11-29 2025-11-29 Sedibeng (GSV) 5 1469.3 5 4.5 1643.5 17.9 Details
13 Chess-in-the-Vaal Academy Blitz Open 25 Oct 2025 (A) Blitz 2025-10-25 2025-10-25 Sedibeng (GSV) 7 1460.7 7 4.5 1636.9 7.2 Details
14 2025 Gauteng Top Schools Teams (U15) Standard 2025-08-30 2025-08-30 Tshwane (GTP) 5 1460.7 5 4 1519.7 6.6 Details
15 LS Fonteine Open 18 Oct 2025 (B+C) Standard 2025-10-18 2025-10-18 Sedibeng (GSV) 5 1460.7 5 3 1426.2 -2.5 Details
16 Checkmate for Change Rapid 11 Oct 2025 (B) Rapid 2025-10-11 2025-10-11 Sedibeng (GSV) 5 1460.7 5 3 1474.9 0.3 Details
17 2025 Gauteng Schools Provincial Individual Chess Championship (U15 Boys) Standard 2025-09-27 2025-09-27 Tshwane (GTP) 5 1460.7 5 3 1435.5 -1.8 Details
18 Laerskool Eligwa Open 20 Sept 2025 (C) Standard 2025-09-20 2025-09-20 Sedibeng (GSV) 5 1483.3 5 3 1446.2 -2.8 Details
19 Sedibeng Chess Open 06 Sept 2025 (C) Standard 2025-09-06 2025-09-06 Sedibeng (GSV) 5 1483.3 4 1.5 1277.7 -15.9 Details
20 GDE (D8) Sedibeng West Schools - Teams 2025 (U15) Standard 2025-08-16 2025-08-16 Sedibeng (GSV) 5 1465.4 4 3.5 1606.6 11.1 Details
21 South African Open 2025 (U16 Open) Classical 2025-07-03 2025-07-05 Johannesburg Metro (GJM) 5 1506.8 5 2.5 1291.6 -25.8 Details
22 LS Vryheidsmonument Chess Open 21 Jun 2025 (C) Standard 2025-06-21 2025-06-21 Sedibeng (GSV) 5 1515.6 5 3 1411.2 -10.6 Details
23 HS Driehoek Chess Open 2025 (C) Standard 2025-06-14 2025-06-14 Sedibeng (GSV) 5 1515.6 5 3.5 1579.9 5.6 Details
24 GDE (D8) Sedibeng West Schools Individuals 2025 (U15 Boys) Standard 2025-06-07 2025-06-07 Sedibeng (GSV) 5 1515.6 5 4 1485.1 -2 Details
25 Vaal Chess Club Blitz Open 31 May 2025 (A) Blitz 2025-05-31 2025-05-31 Sedibeng (GSV) 7 1515.6 7 4 1557.9 1.5 Details
26 Hoerskool Drie Riviere Open 08 March 2025 (C) Standard 2025-03-08 2025-03-08 Sedibeng (GSV) 5 1453.5 5 3 1461.5 1.5 Details
27 Laerskool Vaalpark Open 01 March 25 (C) Standard 2025-03-01 2025-03-01 Sedibeng (GSV) 5 1453.5 4 4 1851.8 31.2 Details
28 Laer Volkskool Open 15 Feb 2025 (C) Standard 2025-02-15 2025-02-15 Sedibeng (GSV) 5 1448.9 4 1 1239.6 -16.4 Details
29 Afrikaans High School Open 08 Feb 2025 (C) Standard 2025-02-08 2025-02-08 Sedibeng (GSV) 5 1448.9 5 4 1637.8 19.3 Details
30 Gauteng Inter-Region at UJ 2024 (U14 Open) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1476.6 5 1 1330.2 -17.3 Details
31 Queens Gambit Chess Open 2024 (C) Standard 2024-11-23 2024-11-23 Sedibeng (GSV) 5 1459.3 5 3 1483.3 1.5 Details
32 Fonteine Open 2024 (C) Standard 2024-10-19 2024-10-19 Sedibeng (GSV) 5 1379.1 5 4 1612.8 23.6 Details
33 NWU Vaal Chess Open 12 Oct 2024 (D) Standard 2024-10-12 2024-10-12 Sedibeng (GSV) 5 1379.1 5 4 1484.4 9.6 Details
34 Kings Gambit Chess Open 14 Sept 2024 (C) Standard 2024-09-14 2024-09-14 Sedibeng (GSV) 5 1392.1 5 2.5 1317.2 -8.1 Details
35 Eureka Open 27 July 2024 (F) Standard 2024-07-27 2024-07-27 Sedibeng (GSV) 5 1366.6 5 4 1522 15.9 Details
36 AG Visser Open 2024 (B) Standard 2024-06-08 2024-06-08 Sedibeng (GSV) 5 1391 4 1 1194.2 -15.3 Details
37 Vaalpark Primary Chess Open 2024 (B) Standard 2024-04-13 2024-04-13 Sedibeng (GSV) 5 1413 5 2.5 1154 -21.9 Details
38 HS Drie Riviere Chess Open Section 2024 Standard 2024-03-09 2024-03-09 Sedibeng (GSV) 5 1413 5 4 1501.7 8.1 Details
39 Valia's Open 2024 (C) Standard 2024-03-02 2024-03-02 Sedibeng (GSV) 5 1473.3 5 2 1173.5 -29.9 Details
40 NG Kerk Vanderbijlpark Suid 2024 (C) Standard 2024-02-24 2024-02-24 Sedibeng (GSV) 5 1473.3 5 4 1466.6 -1.2 Details
41 Laerskool Midvaal Chess Open Section 2024 (C) Standard 2024-02-10 2024-02-10 Sedibeng (GSV) 5 1473.3 5 3 1396 -6.8 Details
42 2024 Gauteng Inter-Region Chess Championship (U14B) Standard 2024-01-13 2024-01-14 Tshwane (GTP) 5 1496.8 5 3 1353.5 -14.6 Details
43 Queens Gambit Chess Open 2023 (D) Standard 2023-11-25 2023-11-25 Sedibeng (GSV) 5 1341.3 5 5 1785.3 44 Details
44 Evaton Primary Chess Open 2023 (E) Standard 2023-11-18 2023-11-18 Sedibeng (GSV) 5 1341.3 5 3 1324.9 -0.8 Details
45 NWU Vaal Open 2023 (D) Standard 2023-10-14 2023-10-14 Sedibeng (GSV) 5 1233 5 4 1571.7 33.9 Details
46 Dr Pieter Hangelbroek Rapid 2023 (C) Rapid 2023-10-28 2023-10-28 Sedibeng (GSV) 5 1233 5 3.5 1523.2 21 Details
47 Fonteine Chess Open 2023 (D) Standard 2023-09-02 2023-09-02 Sedibeng (GSV) 5 1224 5 3 1281.3 5 Details
48 Overvaal Ope Jul 2023 (C) Standard 2023-07-22 2023-07-22 Sedibeng (GSV) 5 1222.8 5 2.5 1256.2 4 Details
49 Eureka Open 2023 (D) Standard 2023-07-29 2023-07-29 Sedibeng (GSV) 5 1222.8 5 2 1184.4 -3.2 Details
50 VaalPark Primary Open Chess 2023 (C) Rapid 2023-06-16 2023-06-16 Sedibeng (GSV) 5 1184.2 5 3 1439.3 21.5 Details
Game statistics ( )
Games 5
Wins 2
Draws 1
Losses 2
White 3
Black 2
White wins 2
Black wins 0
Score 2.5
Percent 50
Dp 0
AOR 1465.2
Performance 1465.2
Game statistics ()
Games 43
Wins 24
Draws 2
Losses 17
White 23
Black 21
White wins 12
Black wins 13
Score 25
Percent 58.1
Dp 69.2
AOR 1476.7
Performance 1545.9
Game statistics (History)
Games 278
Wins 157
Draws 19
Losses 102
White 136
Black 143
White wins 76
Black wins 82
Score 166.5
Percent 59.9
Dp 84.1
AOR 1359.6
Performance 1443.7
Rankings (Main)
National
Overall 1200
Gender 1095
Age group 121
Gender/Age 100
Provincial
Overall 429
Gender 385
Age group 41
Gender/Age 33
Regional
Overall 36
Gender 34
Age group 2
Gender/Age 2
Rankings (Standard)
National
Overall 1557
Gender 1376
Age group 174
Gender/Age 143
Provincial
Overall 576
Gender 505
Age group 62
Gender/Age 46
Regional
Overall 47
Gender 43
Age group 3
Gender/Age 2
Rankings (Rapid)
National
Overall 532
Gender 485
Age group 86
Gender/Age 75
Provincial
Overall 104
Gender 92
Age group 13
Gender/Age 9
Regional
Overall 8
Gender 8
Age group 3
Gender/Age 3
Rankings (Blitz)
National
Overall 411
Gender 384
Age group 36
Gender/Age 32
Provincial
Overall 143
Gender 129
Age group 8
Gender/Age 7
Regional
Overall 10
Gender 10
Age group 1
Gender/Age 1
Performance ( )
Games 5
Score 2.5
Percent 50
Aor 1465.2
Dp 0
Prat 1465.2
Performance ()
Games 43
Score 25
Percent 58.1
Aor 1476.7
Dp 69.2
Prat 1545.9
Performance (12 months)
Games 104
Score 63.5
Percent 61.1
Aor 1438.5
Dp 94
Prat 1532.5
Performance (History)
Games 278
Score 166.5
Percent 59.9
Aor 1359.6
Dp 84.1
Prat 1443.7
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Campher, H (Hannah) 7 5 2 Hoerskool Drie Riviere Open 2023 (D) Laer Volkskool Chess Open 14 March 2026 (A) Details
Overall 2 Williams, A (Anika) 6 2 4 Fonteine Open 2024 (C) Fundraiser for Philip and Anika 09 May 2026 (A+B) Details
Overall 3 Visser, M (Mila) 6 1 5 Lux Deo NG Kerk Chess Open 2022 (D) LS Fonteine Open 18 Oct 2025 (B+C) Details
Overall 4 Van De Venter, ZI (Zandre) 6 2 4 VaalPark Primary Open Chess 2023 (C) HS Driehoek Chess Open 2025 (C) Details
Overall 5 Laage, U (Ulrich) 5 2 3 Afrikaans High School Open 08 Feb 2025 (C) South African Junior Closed Chess Championship 2026 (U16 Open) Details
Standard 1 Williams, A (Anika) 6 2 4 Fonteine Open 2024 (C) Fundraiser for Philip and Anika 09 May 2026 (A+B) Details
Standard 2 Visser, M (Mila) 6 1 5 Lux Deo NG Kerk Chess Open 2022 (D) LS Fonteine Open 18 Oct 2025 (B+C) Details
Standard 3 Campher, H (Hannah) 5 3 2 Hoerskool Drie Riviere Open 2023 (D) Laer Volkskool Chess Open 14 March 2026 (A) Details
Standard 4 Laage, U (Ulrich) 5 2 3 Afrikaans High School Open 08 Feb 2025 (C) South African Junior Closed Chess Championship 2026 (U16 Open) Details
Standard 5 Van De Venter, ZI (Zandre) 4 1 3 Laerskool Midvaal Chess Open Section 2024 (C) HS Driehoek Chess Open 2025 (C) Details
Rapid 1 Brand, HVN (Hendrik van Niekerk (Henko)) 2 0 2 VaalPark Primary Open Chess 2023 (C) Dr Pieter Hangelbroek Rapid 2023 (C) Details
Rapid 2 Ralebenya, L (Lebenya) 2 2 0 Checkmate for Change Rapid 2026 (C+D) D8 (Sedibeng West) Individuals League 2026 (U15 Boys) Details
Blitz 1 Campher, H (Hannah) 2 2 0 Vaal Chess Club Blitz Open 31 May 2025 (A) Chess-in-the-Vaal Academy Blitz Open 25 Oct 2025 (A) Details