Chess South Africa Ratings Database

PLAYER PAGE

Personal

Steyn, J (Johannes)

Chess SA id

1100111370

FIDE id

Date of birth

2010-11-22 (U16)

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

14.7

Junior GPX Points

1404.4

Item	Main	Standard	Rapid	Blitz
Rating	1381	1378.2	1259.4	1200
Raw rating	1381	1378.2	1259.4	1200
Weighted rating	1318.3	1304.6	1250.9	1200
Weighted performance	1272.4	1223	992	0
Floor	881	878.2	759.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	128.1	128.6	152.4	165.8
Highest rating	1406.8 2019-03-01	1399.4 2019-03-01	1259.4 2025-02-01	1200 2018-10-01
Highest raw rating	1381 2025-09-01	1378.2 2025-09-01	1259.4 2025-02-01	1200 2024-02-01
Highest weighted rating	1311.8 2025-09-01	1296.9 2025-09-01	1248.5 2025-08-01	1200 2018-10-01
Highest weighted performance	1406.8 2019-03-01	1399.4 2019-03-01	1235.3 2023-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1381	1378.2	1259.4	1200
Analysis
Rating	1381	1378.2	1259.4	1200
Raw rating	1381	1378.2	1259.4	1200
Weighted rating	1318.3	1304.6	1250.9
Weighted performance	1272.4	1223	992
K-factor	36	36	36	36
Floor	881	878.2	759.4	700
Max/Min rating change allowed	128.1	128.6	152.4	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	1381	1378.2	1259.4	1200
New weighted rating	1324.6	1312	1251.9	1200
New weighted performance	1272	1222.5	991.6	0
Temp new rating	1381	1378.2	1259.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1381	1378.2	1259.4	1200
New K-factor	36	36	36	36
New floor	881	878.2	759.4	700

Item	Main	Standard	Rapid
	0	0	0
	13	8	5
	9	4	5
	14	9	5
	22	13	9
	5	5	0
History	126	102	24

Games since
	Main 22	Standard 12		Rapid 10		Blitz 0
Gender	Male
Age group	U16
Region	Mangaung (FMB)
Province	Free State (FS)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	13	8	61.54	98.1	1412.1	1510.2
Standard	8	5	62.5	106.2	1507.5	1613.8
Rapid	5	3	60	85	1259.4	1344.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	126	73	57.94	67.5	1214	1281.4
Standard	102	57.5	56.37	54.2	1215.9	1270.1
Rapid	24	15.5	64.58	124	1205.7	1329.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1381	1378.2	1259.4	1200
2025-09-01	1381	1378.2	1259.4	1200
2025-08-01	1365.2	1359.5	1259.4	1200
2025-07-01	1365.2	1359.5	1259.4	1200
2025-06-01	1365.2	1359.5	1259.4	1200
2025-05-01	1297.1	1274.3	1259.4	1200
2025-04-01	1297.1	1274.3	1259.4	1200
2025-03-01	1297.1	1274.3	1259.4	1200
2025-02-01	1297.1	1274.3	1259.4	1200
2025-01-01	1288.7	1274.3	1238.3	1200
2024-12-01	1288.7	1274.3	1238.3	1200
2024-11-01	1288.7	1274.3	1238.3	1200
2024-10-01	1276	1259.5	1238.3	1200
2024-09-01	1276	1259.5	1238.3	1200
2024-08-01	1276	1259.5	1238.3	1200
2024-07-01	1276	1259.5	1238.3	1200
2024-06-01	1276	1259.5	1238.3	1200
2024-08-01	1276	1259.5	1238.3	1200
2024-04-01	1276	1259.5	1238.3	1200
2024-03-01	1285.1	1259.5	1236.5	1200
2024-02-01	1285.1	1259.5	1236.5	1200
2024-01-01	1285.1	1259.5	1236.5	1200
2023-12-01	1285.1	1259.5	1236.5	1200
2023-11-01	1285.1	1259.5	1236.5	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 (U16 Open)	2025-08-14	2025-08-15	Standard	Mangaung (FMB)	5	3	2	Yes	Analysis
2	Spartan Bishops Championships Elite 2025 (U16)	2025-05-23	2025-05-25	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
3	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 (U16 Open)	2025-08-14	2025-08-15	Standard	Mangaung (FMB)	5	3	2	Yes	Analysis
2	Spartan Bishops Championships Elite 2025 (U16)	2025-05-23	2025-05-25	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
3	Mangaung Metro Chess 25 January 2025 (B)	2025-01-25	2025-01-25	Rapid	Mangaung (FMB)	5	5	3	Yes	Analysis
4	Mangaung Metro Chess 11-12 October 2024 (B)	2024-10-11	2024-10-12	Standard	Mangaung (FMB)	5	4	3	Yes	Analysis
5	Mangaung Metro Chess 9 March 2024 (B)	2024-03-09	2024-03-09	Rapid	Mangaung (FMB)	5	5	3	Yes	Analysis
6	Inter Regional Chess Championship 2023 (U14)	2023-05-19	2023-05-20	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
7	Lejweleputswa 2nd Qualifieng Tournament 2023 (D)	2023-03-25	2023-03-25	Standard	Lejweleputswa (FLW)	5	4	3	Yes	Analysis
8	Kings & Queens Chess 21 January 2023 (B)	2023-01-21	2023-01-21	Rapid	Mangaung (FMB)	5	5	3.5	Yes	Analysis
9	2022 South African Junior Wild Card Chess Championships (U14 Open)	2022-12-09	2022-12-12	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
10	2022 South African Junior Team Chess Championships (U14 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	6	2	Yes	Analysis
11	Mangaung Metro Chess 30 July 2022 (B)	2022-07-30	2022-07-30	Rapid	Mangaung (FMB)	5	5	4	Yes	Analysis
12	Morris Club Championship 2022	2022-02-26	2022-02-26	Rapid	Mangaung (FMB)	5	4	2	Yes	Analysis
13	Lejweleputswa 3rd Qualifying Tournament 2021 (C)	2021-04-24	2021-04-24	Standard	Lejweleputswa (FLW)	5	5	4	Yes	Analysis
14	Mangaung Metro Chess February 2020 (C)	2020-02-21	2020-02-22	Standard	Mangaung (FMB)	5	5	0	Yes	Analysis
15	Mangaung Metro Chess 17-18 January 2020 (D)	2020-01-17	2020-01-18	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
16	2019 Wild Card Chess Championship (U10 Open)	2020-01-09	2020-01-12	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
17	2019 South African Junior Team Championships (U10D)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	6	5	Yes	Analysis
18	Mangaung Metro Chess October 2019 (D)	2019-10-11	2019-10-12	Standard	Mangaung (FMB)	5	5	2.5	Yes	Analysis
19	Mangaung Metro Chess 16-17 August 2019 (E)	2019-08-16	2019-08-17	Standard	Mangaung (FMB)	5	3	2	Yes	Analysis
20	Mangaung Metro July Trials 2019 (U10)	2019-07-19	2019-07-20	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
21	South African Schools Individuals Chess Championships 2019 (U11 Open)	2019-06-18	2019-06-21	Standard	Frances Baard (NCF)	7	7	2	Yes	Analysis
22	Mangaung Metro Chess 31 May to 1 June 2019 (E)	2019-05-31	2019-06-01	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
23	Inter Regional Chess Championship 2019 (U10)	2019-05-10	2019-05-11	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
24	Mangaung Metro Chess 12 to 13 April 2019 (E)	2019-04-12	2019-04-13	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
25	Mangaung Metro Chess 15-16 March 2019 (F)	2019-03-15	2019-03-16	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis

#	Games	Start				End
1	6	Tournament Mangaung Metro Chess 11-12 October 2024				Tournament Mangaung Metro Chess 25 January 2025
		date 2024-10-11	rnd 2	type Standard	result 1	date 2025-01-25	rnd 3	type Rapid	result 1
		Opponent Moletsane, T (Tshimologo)				Opponent Du Toit, J (Jonaldro)
2	6	Tournament Mangaung Metro Chess 15-16 March 2019				Tournament Mangaung Metro Chess 12 to 13 April 2019
		date 2019-03-16	rnd 3	type Standard	result 1	date 2019-04-13	rnd 3	type Standard	result 1
		Opponent Rossouw, D (Dihan)				Opponent Deetlefs, W (Werleo)
3	5	Tournament Kings & Queens Chess 21 January 2023				Tournament Lejweleputswa 2nd Qualifieng Tournament 2023
		date 2023-01-21	rnd 2	type Rapid	result 0.5	date 2023-03-25	rnd 1	type Standard	result 1
		Opponent Strydom, T (Tria-Mari)				Opponent Sartain, R (Ryan)

#	Games	Start				End
1	6	Tournament Mangaung Metro Chess 15-16 March 2019				Tournament Mangaung Metro Chess 12 to 13 April 2019
		date 2019-03-16	rnd 3	type Standard	result 1	date 2019-04-13	rnd 3	type Standard	result 1
		Opponent Rossouw, D (Dihan)				Opponent Deetlefs, W (Werleo)
2	5	Tournament Mangaung Metro Chess 11-12 October 2024				Tournament Spartan Bishops Championships Elite 2025
		date 2024-10-11	rnd 2	type Standard	result 1	date 2025-05-24	rnd 2	type Standard	result 1
		Opponent Moletsane, T (Tshimologo)				Opponent Alam, T (Tahsen)
3	5	Tournament 2019 South African Junior Team Championships				Tournament 2019 South African Junior Team Championships
		date 2020-01-04	rnd 2	type Standard	result 1	date 2020-01-08	rnd 7	type Standard	result 1
		Opponent Smith, K (Keagan)				Opponent Mabuza, N (Ndumiso)

#	Games	Start				End
1	5	Tournament Kings & Queens Chess 21 January 2023				Tournament Mangaung Metro Chess 9 March 2024
		date 2023-01-21	rnd 2	type Rapid	result 0.5	date 2024-03-09	rnd 1	type Rapid	result 1
		Opponent Strydom, T (Tria-Mari)				Opponent Siyoko, B (Bonakele)
2	4	Tournament Mangaung Metro Chess 9 March 2024				Tournament Mangaung Metro Chess 25 January 2025
		date 2024-03-09	rnd 5	type Rapid	result 1	date 2025-01-25	rnd 3	type Rapid	result 1
		Opponent Swanepoel, T (Tristan Shaun)				Opponent Du Toit, J (Jonaldro)
3	3	Tournament Mangaung Metro Chess 30 July 2022				Tournament Mangaung Metro Chess 30 July 2022
		date 2022-07-30	rnd 1	type Rapid	result 1	date 2022-07-30	rnd 3	type Rapid	result 1
		Opponent Kriel, R (Ruan)				Opponent Badenhorst, M (Matthew Peter)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Mangaung Metro Chess 11-12 October 2024				Tournament Mangaung Metro Chess 25 January 2025
		date 2024-10-11	rnd 2	type Standard	result 1	date 2025-01-25	rnd 3	type Rapid	result 1
		Opponent Moletsane, T (Tshimologo)				Opponent Du Toit, J (Jonaldro)
2	6	Tournament Mangaung Metro Chess 15-16 March 2019				Tournament Mangaung Metro Chess 12 to 13 April 2019
		date 2019-03-16	rnd 3	type Standard	result 1	date 2019-04-13	rnd 3	type Standard	result 1
		Opponent Rossouw, D (Dihan)				Opponent Deetlefs, W (Werleo)
3	5	Tournament 2019 South African Junior Team Championships				Tournament 2019 South African Junior Team Championships
		date 2020-01-04	rnd 2	type Standard	result 1	date 2020-01-08	rnd 7	type Standard	result 1
		Opponent Smith, K (Keagan)				Opponent Mabuza, N (Ndumiso)

#	Games	Start				End
1	6	Tournament Mangaung Metro Chess 15-16 March 2019				Tournament Mangaung Metro Chess 12 to 13 April 2019
		date 2019-03-16	rnd 3	type Standard	result 1	date 2019-04-13	rnd 3	type Standard	result 1
		Opponent Rossouw, D (Dihan)				Opponent Deetlefs, W (Werleo)
2	5	Tournament Mangaung Metro Chess 11-12 October 2024				Tournament Spartan Bishops Championships Elite 2025
		date 2024-10-11	rnd 2	type Standard	result 1	date 2025-05-24	rnd 2	type Standard	result 1
		Opponent Moletsane, T (Tshimologo)				Opponent Alam, T (Tahsen)
3	5	Tournament 2019 South African Junior Team Championships				Tournament 2019 South African Junior Team Championships
		date 2020-01-04	rnd 2	type Standard	result 1	date 2020-01-08	rnd 7	type Standard	result 1
		Opponent Smith, K (Keagan)				Opponent Mabuza, N (Ndumiso)

#	Games	Start				End
1	4	Tournament Mangaung Metro Chess 9 March 2024				Tournament Mangaung Metro Chess 25 January 2025
		date 2024-03-09	rnd 5	type Rapid	result 1	date 2025-01-25	rnd 3	type Rapid	result 1
		Opponent Swanepoel, T (Tristan Shaun)				Opponent Du Toit, J (Jonaldro)
2	4	Tournament Kings & Queens Chess 21 January 2023				Tournament Mangaung Metro Chess 9 March 2024
		date 2023-01-21	rnd 3	type Rapid	result 1	date 2024-03-09	rnd 1	type Rapid	result 1
		Opponent Maass, A (Ane)				Opponent Siyoko, B (Bonakele)
3	3	Tournament Mangaung Metro Chess 30 July 2022				Tournament Mangaung Metro Chess 30 July 2022
		date 2022-07-30	rnd 1	type Rapid	result 1	date 2022-07-30	rnd 3	type Rapid	result 1
		Opponent Kriel, R (Ruan)				Opponent Badenhorst, M (Matthew Peter)

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	De Villiers ,H (Hj)	4	0	-425	3	0	-425	1	0	-425	0	0	0
1	De Villiers ,H (Hj)	4	1353.6	928.6	3	1360.2	928.6	1	1144	928.6	0	0	0
2	Kotze ,R (Ruan)	3	0	-425	3	0	-425	0	0	0	0	0	0
2	Kotze ,R (Ruan)	3	1372.2	947.2	3	1364.5	947.2	0	0	0	0	0	0
3	Coetzee ,D (Dian)	2	2	425	2	2	425	0	0	0	0	0	0
3	Coetzee ,D (Dian)	2	1117.7	1542.7	2	1103.4	1542.7	0	0	0	0	0	0
4	Louw ,D (Delvin)	2	2	425	2	2	425	0	0	0	0	0	0
4	Louw ,D (Delvin)	2	1221.4	1646.4	2	1222.9	1646.4	0	0	0	0	0	0
5	Botha ,C (Conrad)	2	2	425	2	2	425	0	0	0	0	0	0
5	Botha ,C (Conrad)	2	1092.5	1517.5	2	1071.8	1517.5	0	0	0	0	0	0
6	Mallach ,M (Matthew)	2	1	0	2	1	0	0	0	0	0	0	0
6	Mallach ,M (Matthew)	2	1369.2	1369.2	2	1327	1369.2	0	0	0	0	0	0
7	Dikane ,O (Oageng)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Dikane ,O (Oageng)	2	1571.2	1146.2	2	1569.6	1146.2	0	0	0	0	0	0
8	Boje ,E (Ewald)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Boje ,E (Ewald)	2	1216.8	791.8	2	1210.9	791.8	0	0	0	0	0	0
9	Maass ,A (Ane)	2	2	425	1	1	425	1	1	425	0	0	0
9	Maass ,A (Ane)	2	1279.3	1704.3	1	1236.4	1704.3	1	1209.6	1704.3	0	0	0
10	Lebenya ,A (Agnes)	2	0	-425	1	0	-425	1	0	-425	0	0	0
10	Lebenya ,A (Agnes)	2	1198.8	773.8	1	1098.6	773.8	1	1364.2	773.8	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Steyn, J (Johannes)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms