Chess South Africa Ratings Database

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Personal

Van Der Walt, JHT (Jean Hendrik T)

Chess SA id

108065178

FIDE id

Date of birth

2008-02-15 (U18)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1504.8	1471.7	1139	831.4
Raw rating	1504.8	1471.7	1139	831.4
Weighted rating	1497.3	1471.7	1040.2	831.4
Weighted performance	1299.5	1094.1	0	0
Floor	1004.8	971.7	639	500
K-factor	32	32	40	40
Min/Max rating change allowed	107.4	112.6	180.9	280.3
Highest rating	1513.6 2023-10-01	1475.3 2023-10-01	1425.6 2023-08-01	1200 2024-02-01
Highest raw rating	1504.8 2025-09-01	1471.7 2024-02-01	1139 2025-09-01	831.4 2024-02-01
Highest weighted rating	1497.9 2025-05-05	1471.5 2025-08-01	1037.4 2024-11-01	831.4 2024-11-01
Highest weighted performance	1513.6 2023-10-01	1475.3 2023-10-01	1425.6 2023-08-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1504.8	1471.7	1139	831.4
Analysis
Rating	1504.8	1471.7	1139	831.4
Raw rating	1504.8	1471.7	1139	831.4
Weighted rating	1497.3	1471.7	1040.2
Weighted performance	1299.5	1094.1	0
K-factor	32	32	40	40
Floor	1004.8	971.7	639	500
Max/Min rating change allowed	107.4	112.6	180.9	280.3
Games	0	0	0	0
Score	0	0	0	0
Expected score	0	0	0	0
Score-Expected	0	0	0	0
Temp raw +/-	0	0	0	0
Final raw +/-	0	0	0	0
New raw rating	1504.8	1471.7	1139	831.4
New weighted rating	1498	1471.7	1049.9	831.4
New weighted performance	1299	1093.5	0	0
Temp new rating	1504.8	1471.7	1139	831.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1504.8	1471.7	1139	831.4
New K-factor	32	32	40	40
New floor	1004.8	971.7	639	500

Item	Main	Standard	Rapid
	0	0	0
	9	0	9
	5	0	5
	29	24	5
	51	51	0
	20	20	0
History	377	353	24

Games since
	Main 19	Standard 5		Rapid 14		Blitz 0
Gender	Male
Age group	U18
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1


	Games	Score	%	Dp	AvgOpp	Performance
Main	0	0	0	0	0	0
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

	Games	Score	%	Dp	AvgOpp	Performance
Main	9	5	55.56	47.2	1407.2	1454.5
Standard	0	0	0	0	0	0
Rapid	9	5	55.56	47.2	1407.2	1454.5
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	225	151	67.11	145.4	1188.6	1334
Standard	206	138	66.99	144.4	1171.6	1316.1
Rapid	19	13	68.42	156.6	1372.3	1528.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1504.8	1471.7	1139	831.4
2025-09-01	1504.8	1471.7	1139	831.4
2025-08-01	1495.5	1471.7	1025.4	831.4
2025-07-01	1495.1	1471.7	1025.4	831.4
2025-06-01	1493.6	1471.7	1025.4	831.4
2025-05-01	1497.9	1471.7	1037.4	831.4
2025-04-01	1497.9	1471.7	1037.4	831.4
2025-03-01	1497.9	1471.7	1037.4	831.4
2025-02-01	1497.9	1471.7	1037.4	831.4
2025-01-01	1497.9	1471.7	1037.4	831.4
2024-12-01	1497.9	1471.7	1037.4	831.4
2024-11-01	1497.9	1471.7	1037.4	831.4
2024-10-01	1497.9	1471.7	1037.4	831.4
2024-09-01	1497.9	1471.7	1037.4	831.4
2024-08-01	1497.9	1471.7	1037.4	831.4
2024-07-01	1490.9	1471.7	967	831.4
2024-06-01	1490.9	1471.7	967	831.4
2024-08-01	1490.9	1471.7	967	831.4
2024-04-01	1490.9	1471.7	967	831.4
2024-03-01	1490.9	1471.7	967	831.4
2024-02-01	1490.9	1471.7	967	831.4
2024-01-01	1490.9	1471.7	967	831.4
2023-12-01	1490.9	1471.7	967	831.4
2023-11-01	1490.9	1471.7	967	831.4

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Bojanala's Clash Of Schools 2025 (Championship Open)	2025-08-02	2025-08-02	Rapid	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
2	Robday Bergsig Sport Festival 2025 (Seniors)	2025-05-03	2025-05-03	Rapid	Bojanala Platina (NBR)	5	4	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Bojanala's Clash Of Schools 2025 (Championship Open)	2025-08-02	2025-08-02	Rapid	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
2	Robday Bergsig Sport Festival 2025 (Seniors)	2025-05-03	2025-05-03	Rapid	Bojanala Platina (NBR)	5	4	1	Yes	Analysis
3	Bojanala's Clash Of Schools - Secondary 2024 (Championship)	2024-07-27	2024-07-27	Rapid	Bojanala Platina (NBR)	5	5	3.5	Yes	Analysis
4	West Rand vs Bojanala Inter-Regional Championships 2023 (U16)	2023-10-14	2023-10-14	Standard	West Rand (GWR)	5	5	4.5	Yes	Analysis
5	Bojanala School League 2023 (U15)	2023-08-19	2023-08-19	Rapid	Bojanala Platina (NBR)	5	5	4.5	Yes	Analysis
6	Bojanala's Post-Exams 2023 (Queens)	2023-06-24	2023-06-24	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
7	Grenswag's Community Battle 2023 (Queens)	2023-04-22	2023-04-22	Standard	Bojanala Platina (NBR)	5	4	1.5	Yes	Analysis
8	Nories Make It Happen 2023 (Rooks)	2023-03-04	2023-03-04	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
9	Harties Wolf Pack 2023 (Rooks)	2023-01-21	2023-01-21	Standard	Bojanala Platina (NBR)	5	5	4.5	Yes	Analysis
10	2022 South African Junior Team Chess Championships (U16 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
11	West Rand vs Bojanala 2022 (U16B)	2022-11-05	2022-11-05	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
12	FIDE at The King`s Gate 2.0 2022 (B)	2022-10-22	2022-10-22	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
13	Bojanala SAJCC Trials 2022 (U16)	2022-09-23	2022-09-23	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
14	Bojanala Chess Federation Clash of Schools 2022 (Prestige)	2022-07-22	2022-07-22	Standard	Bojanala Platina (NBR)	5	5	1.5	Yes	Analysis
15	2nd One For The Ages 2022 (U16)	2022-07-30	2022-07-30	Standard	Bojanala Platina (NBR)	5	5	3.5	Yes	Analysis
16	Winter Games Chess Championships 2022 (U15 Open)	2022-04-30	2022-04-30	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
17	RHS Know Thyself 2022 (B)	2022-04-23	2022-04-23	Standard	Bojanala Platina (NBR)	5	5	3.5	Yes	Analysis
18	Fide At The King`s Gate 2022 (A)	2022-02-22	2022-02-22	Standard	Bojanala Platina (NBR)	5	4	0.5	Yes	Analysis
19	The Meridian 2022 (U16)	2022-01-22	2022-01-22	Standard	Bojanala Platina (NBR)	5	5	3.5	Yes	Analysis
20	Bojanala SAJCC Trials - Session 1 of 3 2021 (C)	2021-11-06	2021-11-06	Standard	Bojanala Platina (NBR)	5	5	5	Yes	Analysis
21	NC Open 2021 (B)	2021-10-22	2021-10-23	Standard	Frances Baard (NCF)	5	5	2	Yes	Analysis
22	Spring at The King`s Gate 2021 (B)	2021-09-11	2021-09-11	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
23	Brainstorm 2021 (U14+U16)	2021-06-05	2021-06-05	Standard	Bojanala Platina (NBR)	5	5	3.5	Yes	Analysis
24	Hoerskool Brits Toernooi 2020 (U14)	2020-03-14	2020-03-14	Standard	Bojanala Platina (NBR)	5	5	4.5	Yes	Analysis
25	Laerskool Proteapark 2020 (B)	2020-02-29	2020-02-29	Standard	Bojanala Platina (NBR)	5	5	3.5	Yes	Analysis
26	2019 South African Junior Team Championships (U12B)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
27	NW Open 2019 (B)	2019-10-12	2019-10-12	Standard	Bojanala Platina (NBR)	5	5	4.5	Yes	Analysis
28	Inter Region 2019 (U12 Open)	2019-10-19	2019-10-19	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
29	Lebone II 2019 (U12)	2019-09-14	2019-09-14	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
30	Laerskool Rustenburg 2019 (U12)	2019-08-17	2019-08-17	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
31	Inter Regional Chess Championship 2019 (U12)	2019-05-10	2019-05-11	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
32	Laerskool Proteapark 2019 (B)	2019-05-18	2019-05-18	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
33	Laerskool Olienpark 2019 (U12)	2019-04-06	2019-04-06	Standard	Bojanala Platina (NBR)	5	5	5	Yes	Analysis
34	Hoerskool Rustenburg Skaak 2019 (U12)	2019-04-13	2019-04-13	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
35	Fields College Open 2019 (U12)	2019-02-02	2019-02-02	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
36	South African Junior Team Championships 2018 (U12C)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
37	Bojanala Regionals 2018 (U12)	2018-09-15	2018-09-15	Standard	Bojanala Platina (NBR)	5	5	4.5	Yes	Analysis
38	Boys and Girls 2018 (U12 Boys)	2018-08-25	2018-08-25	Standard	Dr Kenneth Kaunda (NWP)	5	5	3	Yes	Analysis
39	Laerskool Brits Tournament 2018 (U12)	2018-08-04	2018-08-04	Standard	Bojanala Platina (NBR)	5	5	4.5	Yes	Analysis
40	Inter Regional 2018 (U12 Team)	2018-05-04	2018-05-05	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
41	Laerskool Proteapark Chess 2018 (B)	2018-05-19	2018-05-19	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
42	Laerskool Rustenburg 2018 (B)	2018-03-24	2018-03-24	Standard	Bojanala Platina (NBR)	5	5	3.5	Yes	Analysis
43	Laerskool Rustenburg Noord Primary 2018 (B)	2018-02-24	2018-02-24	Standard	Bojanala Platina (NBR)	5	5	2.5	Yes	Analysis
44	South African Junior Team Championships 2017 (U10B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis

#	Games	Start				End
1	15	Tournament Bojanala's Post-Exams 2023				Tournament Bojanala's Clash Of Schools - Secondary 2024
		date 2023-06-24	rnd 4	type Standard	result 0.5	date 2024-07-27	rnd 3	type Rapid	result 1
		Opponent Letupu, M (Omolemo)				Opponent Marx, HB (Heinrich)
2	13	Tournament 2022 South African Junior Team Chess Championships				Tournament Nories Make It Happen 2023
		date 2022-12-06	rnd 4	type Standard	result 0.5	date 2023-03-04	rnd 4	type Standard	result 1
		Opponent Fauconier, A (Amber)				Opponent Pedersen, J (Jj)
3	9	Tournament NC Open 2021				Tournament The Meridian 2022
		date 2021-10-23	rnd 4	type Standard	result 1	date 2022-01-22	rnd 2	type Standard	result 0.5
		Opponent Jonker, HD (Hendrik)				Opponent Sera, G (Galaletsang)

#	Games	Start				End
1	13	Tournament 2022 South African Junior Team Chess Championships				Tournament Nories Make It Happen 2023
		date 2022-12-06	rnd 4	type Standard	result 0.5	date 2023-03-04	rnd 4	type Standard	result 1
		Opponent Fauconier, A (Amber)				Opponent Pedersen, J (Jj)
2	9	Tournament NC Open 2021				Tournament The Meridian 2022
		date 2021-10-23	rnd 4	type Standard	result 1	date 2022-01-22	rnd 2	type Standard	result 0.5
		Opponent Jonker, HD (Hendrik)				Opponent Sera, G (Galaletsang)
3	9	Tournament Laerskool Proteapark 2020				Tournament Brainstorm 2021
		date 2020-02-29	rnd 3	type Standard	result 1	date 2021-06-05	rnd 1	type Standard	result 1
		Opponent Diale, A (Aobakwe)				Opponent Letupu, L (Lemogang)

#	Games	Start				End
1	8	Tournament Bojanala School League 2023				Tournament Bojanala's Clash Of Schools - Secondary 2024
		date 2023-08-19	rnd 1	type Rapid	result 1	date 2024-07-27	rnd 3	type Rapid	result 1
		Opponent Morake, O (Orefile)				Opponent Marx, HB (Heinrich)
2	5	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 1	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Sambo, R (Rifumo)				Opponent Nkambule, T (Thulisile)
3	2	Tournament Bojanala's Clash Of Schools - Secondary 2024				Tournament Robday Bergsig Sport Festival 2025
		date 2024-07-27	rnd 5	type Rapid	result 1	date 2025-05-03	rnd 2	type Rapid	result 1
		Opponent Mogosoane, M (Mosa)				Opponent Dlamini, M (Mofo)

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament Harties Wolf Pack 2023				Tournament Nories Make It Happen 2023
		date 2023-01-21	rnd 2	type Standard	result 1	date 2023-03-04	rnd 4	type Standard	result 1
		Opponent Goosen, P (Pieter Jacobus)				Opponent Pedersen, J (Jj)
2	8	Tournament NC Open 2021				Tournament The Meridian 2022
		date 2021-10-23	rnd 4	type Standard	result 1	date 2022-01-22	rnd 1	type Standard	result 1
		Opponent Jonker, HD (Hendrik)				Opponent Mngomezulu, M (Mfundo)
3	8	Tournament Laerskool Olienpark 2019				Tournament Hoerskool Rustenburg Skaak 2019
		date 2019-04-06	rnd 1	type Standard	result 1	date 2019-04-13	rnd 3	type Standard	result 1
		Opponent Combrink, ZA (Zenadine)				Opponent Morake, O (Orefile)

#	Games	Start				End
1	8	Tournament Harties Wolf Pack 2023				Tournament Nories Make It Happen 2023
		date 2023-01-21	rnd 2	type Standard	result 1	date 2023-03-04	rnd 4	type Standard	result 1
		Opponent Goosen, P (Pieter Jacobus)				Opponent Pedersen, J (Jj)
2	8	Tournament NC Open 2021				Tournament The Meridian 2022
		date 2021-10-23	rnd 4	type Standard	result 1	date 2022-01-22	rnd 1	type Standard	result 1
		Opponent Jonker, HD (Hendrik)				Opponent Mngomezulu, M (Mfundo)
3	8	Tournament Laerskool Olienpark 2019				Tournament Hoerskool Rustenburg Skaak 2019
		date 2019-04-06	rnd 1	type Standard	result 1	date 2019-04-13	rnd 3	type Standard	result 1
		Opponent Combrink, ZA (Zenadine)				Opponent Morake, O (Orefile)

#	Games	Start				End
1	4	Tournament Bojanala School League 2023				Tournament Bojanala's Clash Of Schools - Secondary 2024
		date 2023-08-19	rnd 3	type Rapid	result 1	date 2024-07-27	rnd 1	type Rapid	result 1
		Opponent Van Rooyen, J (Jean)				Opponent Mantsho, L (Letlhogonolo)
2	2	Tournament Bojanala's Clash Of Schools - Secondary 2024				Tournament Robday Bergsig Sport Festival 2025
		date 2024-07-27	rnd 5	type Rapid	result 1	date 2025-05-03	rnd 2	type Rapid	result 1
		Opponent Mogosoane, M (Mosa)				Opponent Dlamini, M (Mofo)
3	1	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 5	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Nkambule, T (Thulisile)				Opponent Nkambule, T (Thulisile)

No games found.

#	Games	Start				End

Top 10 opponents most often played

#	Opponent	Main			Standard			Rapid			Blitz
		Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp
		Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat
1	Difotso ,LR (Lebogang Rotondwa)	11	6	38.6	10	6	85	1	0	-425	0	0	0
1	Difotso ,LR (Lebogang Rotondwa)	11	1323.9	1362.6	10	1268.5	1408.9	1	998.9	898.9	0	0	0
2	Byliefeldt ,L (Leroux)	9	4	-47.2	9	4	-47.2	0	0	0	0	0	0
2	Byliefeldt ,L (Leroux)	9	1301.8	1254.6	9	1297.7	1254.6	0	0	0	0	0	0
3	Matshego ,T (Thato)	6	1	-283.3	6	1	-283.3	0	0	0	0	0	0
3	Matshego ,T (Thato)	6	1307.5	1024.1	6	1303.2	1024.1	0	0	0	0	0	0
4	Masike ,O (Olerato)	5	2	-85	5	2	-85	0	0	0	0	0	0
4	Masike ,O (Olerato)	5	1311.7	1226.7	5	1311.7	1226.7	0	0	0	0	0	0
5	Sera ,G (Galaletsang)	5	4.5	340	5	4.5	340	0	0	0	0	0	0
5	Sera ,G (Galaletsang)	5	1174.4	1514.4	5	1169	1514.4	0	0	0	0	0	0
6	Letupu ,L (Lemogang)	5	3.5	170	5	3.5	170	0	0	0	0	0	0
6	Letupu ,L (Lemogang)	5	1252.3	1422.3	5	1242.1	1422.3	0	0	0	0	0	0
7	Morake ,O (Orefile)	5	5	425	4	4	425	1	1	425	0	0	0
7	Morake ,O (Orefile)	5	1217	1642	4	1162.1	1642	1	624.4	1642	0	0	0
8	Goliath ,BB (Brimarion Brushane)	4	1.5	-106.2	4	1.5	-106.2	0	0	0	0	0	0
8	Goliath ,BB (Brimarion Brushane)	4	1304.4	1198.2	4	1299.6	1198.2	0	0	0	0	0	0
9	Marx ,HB (Heinrich Butow)	4	4	425	3	3	425	1	1	425	0	0	0
9	Marx ,HB (Heinrich Butow)	4	1277.8	1702.8	3	1216.4	1702.8	1	735.4	1702.8	0	0	0
10	De Klerk ,AJ (Abraham Jacobus)	3	3	425	3	3	425	0	0	0	0	0	0
10	De Klerk ,AJ (Abraham Jacobus)	3	961.5	1386.5	3	953.7	1386.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Van Der Walt, JHT (Jean Hendrik T)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms