Chess South Africa Ratings Database

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Personal

Steyn, W (Willem)

Chess SA id

1130111369

FIDE id

Date of birth

2013-01-11 (U14)

Gender

Male

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-15

Personal details last changed

1900-01-01

Junior GPX Games

17.7

Junior GPX Points

1257.9

Item	Main	Standard	Rapid	Blitz
Rating	1335.3	1333.3	1269.8	1200
Raw rating	1335.3	1333.3	1269.8	1200
Weighted rating	1317.5	1315.7	1264.3	1200
Weighted performance	1253.8	1234.6	996.1	0
Floor	835.3	833.3	786	700
K-factor	36	36	36	36
Min/Max rating change allowed	136.7	137.1	150.1	165.8
Highest rating	1347.1 2020-02-01	1337 2020-02-01	1286 2024-02-01	1200 2018-10-01
Highest raw rating	1335.3 2025-09-01	1333.3 2025-09-01	1286 2024-02-01	1200 2024-02-01
Highest weighted rating	1333.7 2021-07-01	1328.9 2021-07-01	1286 2024-06-01	1200 2018-10-01
Highest weighted performance	1347.1 2020-02-01	1337 2020-02-01	1279.5 2022-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1335.3	1333.3	1269.8	1200
Analysis
Rating	1335.3	1333.3	1269.8	1200
Raw rating	1335.3	1333.3	1269.8	1200
Weighted rating	1317.5	1315.7	1264.3
Weighted performance	1253.8	1234.6	996.1
K-factor	36	36	36	36
Floor	835.3	833.3	786	700
Max/Min rating change allowed	136.7	137.1	150.1	165.8
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	1335.3	1333.3	1269.8	1200
New weighted rating	1319.1	1317.6	1264.7	1200
New weighted performance	1246	1226.8	988.5	0
Temp new rating	1335.3	1333.3	1269.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1335.3	1333.3	1269.8	1200
New K-factor	36	36	36	36
New floor	835.3	833.3	786	700

Item	Main	Standard	Rapid
	0	0	0
	20	15	5
	9	4	5
	19	14	5
	31	11	20
	5	5	0
History	149	114	35

Games since
	Main 29	Standard 19		Rapid 10		Blitz 0
Gender	Male
Age group	U14
Region	Mangaung (FMB)
Province	Free State (FS)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	20	12	60	85	1259.7	1344.7
Standard	15	9	60	85	1263.8	1348.8
Rapid	5	3	60	85	1247.4	1332.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	149	85.5	57.38	62.8	1219.1	1281.9
Standard	114	64.5	56.58	55.9	1223.4	1279.3
Rapid	35	21	60	85	1205.1	1290.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1335.3	1333.3	1269.8	1200
2025-09-30	1335.3	1333.3	1269.8	1200
2025-09-01	1335.3	1333.3	1269.8	1200
2025-08-01	1329	1328.9	1269.8	1200
2025-07-01	1329	1328.9	1269.8	1200
2025-06-01	1329	1328.9	1269.8	1200
2025-05-01	1308.4	1303.3	1269.8	1200
2025-04-01	1308.3	1302.9	1269.8	1200
2025-03-01	1309.4	1305.2	1269.8	1200
2025-02-01	1309.4	1305.2	1269.8	1200
2025-01-01	1302.6	1305.2	1250.7	1200
2024-12-01	1302.6	1305.2	1250.7	1200
2024-11-01	1302.6	1305.2	1250.7	1200
2024-10-01	1302.6	1305.2	1250.7	1200
2024-09-01	1302.6	1305.2	1250.7	1200
2024-08-01	1302.6	1305.2	1250.7	1200
2024-07-01	1302.6	1305.2	1250.7	1200
2024-09-01	1302.6	1305.2	1250.7	1200
2024-05-01	1303.2	1299.1	1250.7	1200
2024-04-01	1303.2	1299.1	1250.7	1200
2024-03-01	1323.6	1299.1	1286	1200
2024-02-01	1323.6	1299.1	1286	1200
2024-01-01	1323.6	1299.1	1286	1200
2023-12-01	1323.6	1299.1	1286	1200

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	Free State Closed 2025 (U14 Open)	2025-08-14	2025-08-15	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
2	Spartan Bishops Championships Elite 2025 (U14)	2025-05-23	2025-05-25	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
3	Mangaung Metro Chess 7-8 March 2025 (B)	2025-03-07	2025-03-08	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
4	Mangaung Metro Chess 25 January 2025 (B)	2025-01-25	2025-01-25	Rapid	Mangaung (FMB)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Free State Closed 2025 (U14 Open)	2025-08-14	2025-08-15	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
2	Spartan Bishops Championships Elite 2025 (U14)	2025-05-23	2025-05-25	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
3	Mangaung Metro Chess 7-8 March 2025 (B)	2025-03-07	2025-03-08	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
4	Mangaung Metro Chess 25 January 2025 (B)	2025-01-25	2025-01-25	Rapid	Mangaung (FMB)	5	5	3	Yes	Analysis
5	Mangaung Metro Chess 10-11 May 2024 (C)	2024-05-10	2024-05-11	Standard	Mangaung (FMB)	5	4	3	Yes	Analysis
6	Mangaung Metro Chess 9 March 2024 (B)	2024-03-09	2024-03-09	Rapid	Mangaung (FMB)	5	5	2	Yes	Analysis
7	Inter Regional Chess Championship 2023 (U12)	2023-05-19	2023-05-20	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
8	2023 South African Junior Closed Chess Championships (U10 Boys)	2023-03-31	2023-04-04	Standard	Chess South Africa (CSA)	9	9	4	Yes	Analysis
9	Kings & Queens Chess 21 January 2023 (C)	2023-01-21	2023-01-21	Rapid	Mangaung (FMB)	5	5	5	Yes	Analysis
10	2022 South African Junior Wild Card Chess Championships (U10 Open)	2022-12-09	2022-12-12	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
11	2022 South African Junior Team Chess Championships (U12 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	4	1	Yes	Analysis
12	Super 8 Skaak 2022 (Seniors)	2022-10-14	2022-10-14	Rapid	Bojanala Platina (NBR)	7	6	4	Yes	Analysis
13	Mangaung Metro Chess 13 August 2022 (C+D)	2022-08-13	2022-08-13	Rapid	Mangaung (FMB)	5	5	4	Yes	Analysis
14	Morris Club Championship 2022	2022-02-26	2022-02-26	Rapid	Mangaung (FMB)	5	4	0	Yes	Analysis
15	Mangaung Metro Chess 22 January 2022 (C)	2022-01-22	2022-01-22	Rapid	Mangaung (FMB)	5	5	3	Yes	Analysis
16	Lejweleputswa 3rd Qualifying Tournament 2021 (C)	2021-04-24	2021-04-24	Standard	Lejweleputswa (FLW)	5	5	3	Yes	Analysis
17	Mangaung Metro Chess February 2020 (E)	2020-02-21	2020-02-22	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
18	Mangaung Metro Chess 17-18 January 2020 (F)	2020-01-17	2020-01-18	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
19	2019 Wild Card Chess Championship (U8 Open+Girls)	2020-01-09	2020-01-12	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
20	2019 South African Junior Team Championships (U8B+U8Girls)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
21	Mangaung Metro Chess October 2019 (F)	2019-10-11	2019-10-12	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
22	Mangaung Metro Chess 16-17 August 2019 (G)	2019-08-16	2019-08-17	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
23	Mangaung Metro July Trials 2019 (U8)	2019-07-19	2019-07-20	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
24	South African Schools Individuals Chess Championships 2019 (U7+U9 Open)	2019-06-18	2019-06-21	Standard	Frances Baard (NCF)	7	7	2.5	Yes	Analysis
25	Mangaung Metro Chess 31 May to 1 June 2019 (G)	2019-05-31	2019-06-01	Standard	Mangaung (FMB)	5	5	3.5	Yes	Analysis
26	Inter Regional Chess Championship 2019 (U8)	2019-05-10	2019-05-11	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
27	Mangaung Metro Chess 12 to 13 April 2019 (G)	2019-04-12	2019-04-13	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
28	Mangaung Metro Chess 15-16 March 2019 (F)	2019-03-15	2019-03-16	Standard	Mangaung (FMB)	5	4	0	Yes	Analysis

#	Games	Start				End
1	7	Tournament 2023 South African Junior Closed Chess Championships				Tournament Inter Regional Chess Championship 2023
		date 2023-04-02	rnd 6	type Standard	result 0.5	date 2023-05-20	rnd 3	type Standard	result 1
		Opponent Minny, O (Oban)				Opponent Maass, A (Ane)
2	6	Tournament Spartan Bishops Championships Elite 2025				Tournament Free State Closed 2025
		date 2025-05-24	rnd 2	type Standard	result 0.5	date 2025-08-14	rnd 2	type Standard	result 1
		Opponent Bosch, S (Septimus Bowker)				Opponent Van Wyk, P (Petrus Gerhardus)
3	6	Tournament 2022 South African Junior Wild Card Chess Championships				Tournament Kings & Queens Chess 21 January 2023
		date 2022-12-12	rnd 7	type Standard	result 1	date 2023-01-21	rnd 5	type Rapid	result 1
		Opponent Mokone, R (Remoabetswe Kgotla)				Opponent Els, R (Ruben)

#	Games	Start				End
1	7	Tournament 2023 South African Junior Closed Chess Championships				Tournament Inter Regional Chess Championship 2023
		date 2023-04-02	rnd 6	type Standard	result 0.5	date 2023-05-20	rnd 3	type Standard	result 1
		Opponent Minny, O (Oban)				Opponent Maass, A (Ane)
2	6	Tournament Spartan Bishops Championships Elite 2025				Tournament Free State Closed 2025
		date 2025-05-24	rnd 2	type Standard	result 0.5	date 2025-08-14	rnd 2	type Standard	result 1
		Opponent Bosch, S (Septimus Bowker)				Opponent Van Wyk, P (Petrus Gerhardus)
3	6	Tournament Mangaung Metro Chess 12 to 13 April 2019				Tournament Inter Regional Chess Championship 2019
		date 2019-04-13	rnd 3	type Standard	result 1	date 2019-05-11	rnd 3	type Standard	result 1
		Opponent Griesel, L (Lezay)				Opponent Babusi, R (Resego)

#	Games	Start				End
1	9	Tournament Super 8 Skaak 2022				Tournament Mangaung Metro Chess 9 March 2024
		date 2022-10-14	rnd 5	type Rapid	result 1	date 2024-03-09	rnd 2	type Rapid	result 0.5
		Opponent Colyn, R (Rohan)				Opponent Geyser, H (Heinrich)
2	4	Tournament Mangaung Metro Chess 13 August 2022				Tournament Super 8 Skaak 2022
		date 2022-08-13	rnd 3	type Rapid	result 1	date 2022-10-14	rnd 1	type Rapid	result 1
		Opponent Le Roux, E (Eugene)				Opponent Ward, KF (Kaedon Federo)
3	2	Tournament Mangaung Metro Chess 25 January 2025				Tournament Mangaung Metro Chess 25 January 2025
		date 2025-01-25	rnd 3	type Rapid	result 1	date 2025-01-25	rnd 4	type Rapid	result 1
		Opponent Boje, E (Ewald)				Opponent Chen, L (Louis)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament 2022 South African Junior Wild Card Chess Championships				Tournament Kings & Queens Chess 21 January 2023
		date 2022-12-12	rnd 7	type Standard	result 1	date 2023-01-21	rnd 5	type Rapid	result 1
		Opponent Mokone, R (Remoabetswe Kgotla)				Opponent Els, R (Ruben)
2	6	Tournament Mangaung Metro Chess 12 to 13 April 2019				Tournament Inter Regional Chess Championship 2019
		date 2019-04-13	rnd 3	type Standard	result 1	date 2019-05-11	rnd 3	type Standard	result 1
		Opponent Griesel, L (Lezay)				Opponent Babusi, R (Resego)
3	4	Tournament Mangaung Metro Chess 10-11 May 2024				Tournament Mangaung Metro Chess 25 January 2025
		date 2024-05-11	rnd 3	type Standard	result 1	date 2025-01-25	rnd 1	type Rapid	result 1
		Opponent Matlakala, K (Kemelo)				Opponent Olivier, R (Riley)

#	Games	Start				End
1	6	Tournament Mangaung Metro Chess 12 to 13 April 2019				Tournament Inter Regional Chess Championship 2019
		date 2019-04-13	rnd 3	type Standard	result 1	date 2019-05-11	rnd 3	type Standard	result 1
		Opponent Griesel, L (Lezay)				Opponent Babusi, R (Resego)
2	4	Tournament Mangaung Metro Chess 10-11 May 2024				Tournament Mangaung Metro Chess 7-8 March 2025
		date 2024-05-11	rnd 3	type Standard	result 1	date 2025-03-07	rnd 1	type Standard	result 1
		Opponent Matlakala, K (Kemelo)				Opponent Lu, L (Lara)
3	4	Tournament Mangaung Metro Chess 17-18 January 2020				Tournament Mangaung Metro Chess February 2020
		date 2020-01-18	rnd 5	type Standard	result 1	date 2020-02-22	rnd 3	type Standard	result 1
		Opponent Els, R (Ruben)				Opponent Olivier, R (Riley)

#	Games	Start				End
1	8	Tournament Super 8 Skaak 2022				Tournament Mangaung Metro Chess 9 March 2024
		date 2022-10-14	rnd 5	type Rapid	result 1	date 2024-03-09	rnd 1	type Rapid	result 1
		Opponent Colyn, R (Rohan)				Opponent Mohobane, L (Lebajoa)
2	4	Tournament Mangaung Metro Chess 13 August 2022				Tournament Super 8 Skaak 2022
		date 2022-08-13	rnd 3	type Rapid	result 1	date 2022-10-14	rnd 1	type Rapid	result 1
		Opponent Le Roux, E (Eugene)				Opponent Ward, KF (Kaedon Federo)
3	2	Tournament Mangaung Metro Chess 25 January 2025				Tournament Mangaung Metro Chess 25 January 2025
		date 2025-01-25	rnd 3	type Rapid	result 1	date 2025-01-25	rnd 4	type Rapid	result 1
		Opponent Boje, E (Ewald)				Opponent Chen, L (Louis)

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	Els ,R (Ruben)	6	5	283.3	5	4	255	1	1	425	0	0	0
1	Els ,R (Ruben)	6	1215.2	1498.5	5	1207.1	1470.2	1	1232	1640.2	0	0	0
2	Maass ,A (Ane)	5	2.5	0	5	2.5	0	0	0	0	0	0	0
2	Maass ,A (Ane)	5	1252.8	1252.8	5	1261.6	1252.8	0	0	0	0	0	0
3	Van Der Merwe ,M (Marthinus)	4	0	-425	4	0	-425	0	0	0	0	0	0
3	Van Der Merwe ,M (Marthinus)	4	1337	912	4	1340.5	912	0	0	0	0	0	0
4	Herbst ,W (Wilhelm)	4	3	212.5	4	3	212.5	0	0	0	0	0	0
4	Herbst ,W (Wilhelm)	4	1233.4	1445.9	4	1222.9	1445.9	0	0	0	0	0	0
5	Olivier ,R (Riley)	4	2	0	1	1	425	3	1	-141.7	0	0	0
5	Olivier ,R (Riley)	4	1228.2	1228.2	1	1183.1	1653.2	3	1254.3	1086.6	0	0	0
6	Vermaak ,N (Nehan)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
6	Vermaak ,N (Nehan)	3	1196.2	1337.8	3	1194.5	1337.8	0	0	0	0	0	0
7	Schutte ,W (Wikus)	3	3	425	3	3	425	0	0	0	0	0	0
7	Schutte ,W (Wikus)	3	1225.7	1650.7	3	1230.1	1650.7	0	0	0	0	0	0
8	Boje ,E (Ewald)	3	2	141.7	0	0	0	3	2	141.7	0	0	0
8	Boje ,E (Ewald)	3	1112.1	1253.8	0	0	0	3	842.5	1253.8	0	0	0
9	Jacobs ,E (E-Jay)	2	2	425	2	2	425	0	0	0	0	0	0
9	Jacobs ,E (E-Jay)	2	1153	1578	2	1147.4	1578	0	0	0	0	0	0
10	Kanjee ,V (Viyaash)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
10	Kanjee ,V (Viyaash)	2	1354.8	1567.3	2	1353.8	1567.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Steyn, W (Willem)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms