Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pretorius, HJ (Hendrik)

Chess SA id

104051845

FIDE id

Date of birth

2004-03-12 (Adult)

Gender

Male

Region

Buffalo City (EBC)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-06-11

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1296.8	1285.8	1132	980.4
Raw rating	1296.8	1285.8	1132	980.4
Weighted rating	1296.8	1285.8	1130.9	980.4
Weighted performance	696.5	618.8	0	0
Floor	804.3	792.3	632	500
K-factor	36	36	40	40
Min/Max rating change allowed	144.5	146.7	182.7	226.7
Highest rating	1304.3 2021-05-01	1292.3 2021-05-01	1205.3 2022-06-01	1200 2024-02-01
Highest raw rating	1304.3 2021-05-01	1292.3 2021-05-01	1132 2024-02-01	980.4 2024-02-01
Highest weighted rating	1304.3 2022-02-01	1292.3 2022-08-01	1132 2024-11-01	980.4 2024-11-01
Highest weighted performance	1291.8 2022-07-01	1201.9 2022-03-01	1205.3 2022-06-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1296.8	1285.8	1132	980.4
Analysis
Rating	1296.8	1285.8	1132	980.4
Raw rating	1296.8	1285.8	1132	980.4
Weighted rating	1296.8	1285.8	1130.9
Weighted performance	696.5	618.8	0
K-factor	36	36	40	40
Floor	804.3	792.3	632	500
Max/Min rating change allowed	144.5	146.7	182.7	226.7
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	1296.8	1285.8	1132	980.4
New weighted rating	1296.8	1285.8	1131.6	980.4
New weighted performance	696	618.3	0	0
Temp new rating	1296.8	1285.8	1132	980.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1296.8	1285.8	1132	980.4
New K-factor	36	36	40	40
New floor	804.3	792.3	632	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	30	10	20
	5	5	0
History	270	245	25

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Buffalo City (EBC)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	133	76.5	57.52	63.9	1162.1	1226
Standard	108	62.5	57.87	66.9	1139.7	1206.6
Rapid	25	14	56	51	1258.6	1309.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1296.8	1285.8	1132	980.4
2025-09-01	1296.8	1285.8	1132	980.4
2025-08-01	1296.8	1285.8	1132	980.4
2025-07-01	1296.8	1285.8	1132	980.4
2025-06-01	1296.8	1285.8	1132	980.4
2025-05-01	1296.8	1285.8	1132	980.4
2025-04-01	1296.8	1285.8	1132	980.4
2025-03-01	1296.8	1285.8	1132	980.4
2025-02-01	1296.8	1285.8	1132	980.4
2025-01-01	1296.8	1285.8	1132	980.4
2024-12-01	1296.8	1285.8	1132	980.4
2024-11-01	1296.8	1285.8	1132	980.4
2024-10-01	1296.8	1285.8	1132	980.4
2024-09-01	1296.8	1285.8	1132	980.4
2024-08-01	1296.8	1285.8	1132	980.4
2024-07-01	1296.8	1285.8	1132	980.4
2024-06-01	1296.8	1285.8	1132	980.4
2024-08-01	1296.8	1285.8	1132	980.4
2024-04-01	1296.8	1285.8	1132	980.4
2024-03-01	1296.8	1285.8	1132	980.4
2024-02-01	1296.8	1285.8	1132	980.4
2024-01-01	1296.8	1285.8	1132	980.4
2023-12-01	1296.8	1285.8	1019.2	980.4
2023-11-01	1296.8	1285.8	1019.2	980.4

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	BC Chess Trials 5 of 5 2022 (A)	2022-06-11	2022-06-11	Rapid	Buffalo City (EBC)	10	9	4.5	Yes	Analysis
2	BC Chess Trials 5 of 5 2022 (B)	2022-06-11	2022-06-11	Rapid	Buffalo City (EBC)	7	1	1	Yes	Analysis
3	BC Chess 4th Border Trials 2022 (A)	2022-05-21	2022-05-21	Rapid	Buffalo City (EBC)	10	10	4.5	Yes	Analysis
4	BC Trials 3 2022 (U18A+U20A)	2022-03-05	2022-03-05	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
5	Grey College Team Championship 2022 (B)	2022-02-18	2022-02-19	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
6	Mortal Kombat 2021 (A)	2021-04-10	2021-04-10	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
7	BC Trials 2 2020 (U18A+U20A)	2020-03-07	2020-03-07	Standard	Buffalo City (EBC)	5	4	2	Yes	Analysis
8	2019 South African Junior Team Championships (U16A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
9	Vikings vs Hackers 2019 (C)	2019-07-20	2019-07-20	Rapid	Buffalo City (EBC)	5	5	4	Yes	Analysis
10	Buffalo City Trials 5 of 5 2019 (U16A)	2019-05-18	2019-05-18	Standard	Buffalo City (EBC)	5	0	0	No	Analysis
11	Buffalo City Trials 4 of 5 2019 (U16A)	2019-04-06	2019-04-06	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
12	Buffalo City Trials 3 of 5 2019 (U16A)	2019-03-02	2019-03-02	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
13	Buffalo City Trials 1 of 5 2019 (U16)	2019-02-02	2019-02-02	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
14	2018 Wild Card Chess Championships (U16 Open)	2018-12-21	2018-12-24	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
15	South African Junior Team Championships 2018 (U16B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
16	Border Vikings vs South Park 2018 (B)	2018-09-01	2018-09-08	Standard	Buffalo City (EBC)	6	3	0	Yes	Analysis
17	Buffalo City Closed Stage 1 2018 (Boys Group 2)	2018-08-11	2018-08-11	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
18	South African Open 2018 (B)	2018-07-07	2018-07-14	Standard	Mangaung (FMB)	11	11	5.5	Yes	Analysis
19	5th Buffalo Trials 2018 (U16A)	2018-05-12	2018-05-12	Standard	Buffalo City (EBC)	5	0	0	No	Analysis
20	2018 UFH Open	2018-05-19	2018-05-19	Standard	Amathole (EAL)	5	5	3	Yes	Analysis
21	4th Buffalo Trials 2018 (U16A)	2018-04-21	2018-04-21	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
22	2nd Buffalo Trials 2018 (U16A)	2018-03-03	2018-03-03	Standard	Buffalo City (EBC)	5	5	4	Yes	Analysis
23	Buffalo City 1st Chess Trials 2018 (U16A)	2018-02-03	2018-02-03	Standard	Buffalo City (EBC)	6	5	4	Yes	Analysis
24	South African Junior Wildcard Championships 2017 (U14 Open)	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
25	South African Junior Team Championships 2017 (U14B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament South African Junior Wildcard Championships 2017				Tournament Buffalo City 1st Chess Trials 2018
		date 2018-01-10	rnd 4	type Standard	result 1	date 2018-02-03	rnd 3	type Standard	result 1
		Opponent Mecuur, L (Logan)				Opponent Seeraj, J (Jeshin)
2	6	Tournament Buffalo City Trials 4 of 5 2019				Tournament Vikings vs Hackers 2019
		date 2019-04-06	rnd 4	type Standard	result 1	date 2019-07-20	rnd 4	type Rapid	result 1
		Opponent Vengadajellum, J (Joel)				Opponent De Villiers, E (Ethan)
3	5	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-01-06	rnd 5	type Standard	result 1
		Opponent Prince, SN (Sharna)				Opponent Monyane, K (Kamohelo)

#	Games	Start				End
1	7	Tournament South African Junior Wildcard Championships 2017				Tournament Buffalo City 1st Chess Trials 2018
		date 2018-01-10	rnd 4	type Standard	result 1	date 2018-02-03	rnd 3	type Standard	result 1
		Opponent Mecuur, L (Logan)				Opponent Seeraj, J (Jeshin)
2	5	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-01-06	rnd 5	type Standard	result 1
		Opponent Prince, SN (Sharna)				Opponent Monyane, K (Kamohelo)
3	4	Tournament Mortal Kombat 2021				Tournament Grey College Team Championship 2022
		date 2021-04-10	rnd 5	type Standard	result 1	date 2022-02-19	rnd 3	type Standard	result 1
		Opponent Pearson, E (Ethan)				Opponent Fuhri, R (Ruben)

#	Games	Start				End
1	4	Tournament BC Chess 4th Border Trials 2022				Tournament BC Chess Trials 5 of 5 2022
		date 2022-05-21	rnd 9	type Rapid	result 1	date 2022-06-11	rnd 2	type Rapid	result 1
		Opponent Jama, Q (Qhama)				Opponent Ntozakhe, S (Siyolise)
2	4	Tournament Vikings vs Hackers 2019				Tournament Vikings vs Hackers 2019
		date 2019-07-20	rnd 1	type Rapid	result 1	date 2019-07-20	rnd 4	type Rapid	result 1
		Opponent Puttergill, B (Bradley)				Opponent De Villiers, E (Ethan)
3	2	Tournament BC Chess Trials 5 of 5 2022				Tournament BC Chess Trials 5 of 5 2022
		date 2022-06-11	rnd 8	type Rapid	result 0.5	date 2022-06-11	rnd 9	type Rapid	result 1
		Opponent Jama, MG (Mxoni)				Opponent Jama, Q (Qhama)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Buffalo City Trials 4 of 5 2019				Tournament Vikings vs Hackers 2019
		date 2019-04-06	rnd 4	type Standard	result 1	date 2019-07-20	rnd 4	type Rapid	result 1
		Opponent Vengadajellum, J (Joel)				Opponent De Villiers, E (Ethan)
2	4	Tournament Mortal Kombat 2021				Tournament Grey College Team Championship 2022
		date 2021-04-10	rnd 5	type Standard	result 1	date 2022-02-19	rnd 3	type Standard	result 1
		Opponent Pearson, E (Ethan)				Opponent Fuhri, R (Ruben)
3	4	Tournament 2nd Buffalo Trials 2018				Tournament 4th Buffalo Trials 2018
		date 2018-03-03	rnd 4	type Standard	result 1	date 2018-04-21	rnd 2	type Standard	result 1
		Opponent Ou, J-Q (Jing-Qian)				Opponent Wang, I (Ikai)

#	Games	Start				End
1	4	Tournament Mortal Kombat 2021				Tournament Grey College Team Championship 2022
		date 2021-04-10	rnd 5	type Standard	result 1	date 2022-02-19	rnd 3	type Standard	result 1
		Opponent Pearson, E (Ethan)				Opponent Fuhri, R (Ruben)
2	4	Tournament 2nd Buffalo Trials 2018				Tournament 4th Buffalo Trials 2018
		date 2018-03-03	rnd 4	type Standard	result 1	date 2018-04-21	rnd 2	type Standard	result 1
		Opponent Ou, J-Q (Jing-Qian)				Opponent Wang, I (Ikai)
3	3	Tournament Buffalo City Trials 3 of 5 2019				Tournament Buffalo City Trials 4 of 5 2019
		date 2019-03-02	rnd 4	type Standard	result 1	date 2019-04-06	rnd 1	type Standard	result 1
		Opponent Dilima, A (Anani)				Opponent Pistorius, M (Mario)

#	Games	Start				End
1	4	Tournament Vikings vs Hackers 2019				Tournament Vikings vs Hackers 2019
		date 2019-07-20	rnd 1	type Rapid	result 1	date 2019-07-20	rnd 4	type Rapid	result 1
		Opponent Puttergill, B (Bradley)				Opponent De Villiers, E (Ethan)
2	2	Tournament BC Chess Trials 5 of 5 2022				Tournament BC Chess Trials 5 of 5 2022
		date 2022-06-11	rnd 5	type Rapid	result 1	date 2022-06-11	rnd 6	type Rapid	result 1
		Opponent Kameli, JR (John-Ross)				Opponent Mbilase, U (Unakho)
3	2	Tournament BC Chess Trials 5 of 5 2022				Tournament BC Chess Trials 5 of 5 2022
		date 2022-06-11	rnd 1	type Rapid	result 1	date 2022-06-11	rnd 2	type Rapid	result 1
		Opponent Cetyiwe, A (Asamele)				Opponent Ntozakhe, S (Siyolise)

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	Wang ,I (Ikai)	5	5	425	4	4	425	1	1	425	0	0	0
1	Wang ,I (Ikai)	5	1045.5	1470.5	4	1027.6	1470.5	1	870.8	1470.5	0	0	0
2	Deang ,A (Alman)	4	0	-425	4	0	-425	0	0	0	0	0	0
2	Deang ,A (Alman)	4	1344.3	919.3	4	1346	919.3	0	0	0	0	0	0
3	Sparg ,N (Nathan)	3	0	-425	3	0	-425	0	0	0	0	0	0
3	Sparg ,N (Nathan)	3	1501.5	1076.5	3	1498.3	1076.5	0	0	0	0	0	0
4	Qangule ,L (Lithitha)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
4	Qangule ,L (Lithitha)	3	1300.6	1158.9	3	1300.8	1158.9	0	0	0	0	0	0
5	Ou ,J-Q (Jing-Qian)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
5	Ou ,J-Q (Jing-Qian)	3	969.2	1252.5	3	979.1	1252.5	0	0	0	0	0	0
6	De Villiers ,E (Ethan)	3	2.5	283.3	1	1	425	2	1.5	212.5	0	0	0
6	De Villiers ,E (Ethan)	3	1133.7	1417.1	1	635.6	1558.7	2	792.8	1346.2	0	0	0
7	Jama ,MG (Mxoni Gladman)	3	0.5	-283.3	1	0	-425	2	0.5	-212.5	0	0	0
7	Jama ,MG (Mxoni Gladman)	3	1210.3	927	1	1141.2	785.3	2	1148.2	997.8	0	0	0
8	Becker ,R (Robyn)	3	0.5	-283.3	1	0.5	0	2	0	-425	0	0	0
8	Becker ,R (Robyn)	3	1316	1032.7	1	1251.5	1316	2	1055.2	891	0	0	0
9	Vengadajellum ,J (Joel)	2	2	425	2	2	425	0	0	0	0	0	0
9	Vengadajellum ,J (Joel)	2	925.7	1350.7	2	923.1	1350.7	0	0	0	0	0	0
10	Vengadajellum ,C (Caile)	2	1	0	2	1	0	0	0	0	0	0	0
10	Vengadajellum ,C (Caile)	2	1160.6	1160.6	2	1155.4	1160.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Pretorius, HJ (Hendrik)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms