Chess South Africa Ratings Database

PLAYER PAGE

Personal

Steyn, M (Mari-Louise)

Chess SA id

2150134902

FIDE id

Date of birth

2015-02-18 (U12)

Gender

Female

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-09-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1222.6

Item	Main	Standard	Rapid	Blitz
Rating	1288.6	1280.5	1203.2	1200
Raw rating	1252.5	1247.3	1203.2	1200
Weighted rating	1288.6	1280.5	1203.2	1200
Weighted performance	1129.2	1132.4	0	0
Floor	878.8	872.4	703.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	153.9	155	165.1	165.8
Highest rating	1378.8 2025-01-01	1372.4 2025-01-01	1203.2 2024-03-01	1200 2018-10-01
Highest raw rating	1378.8 2025-01-01	1372.4 2025-01-01	1203.2 2024-03-01	1200 2024-03-01
Highest weighted rating	1293.6 2025-08-01	1285.9 2025-08-01	1203.2 2024-03-01	1200 2018-10-01
Highest weighted performance	1370.9 2025-01-01	1370.9 2025-01-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-2	-1.9	0	0
New rating	1286.7	1278.7	1203.2	1200
Analysis
Rating	1288.6	1280.5	1203.2	1200
Raw rating	1252.5	1247.3	1203.2	1200
Weighted rating	1288.6	1280.5	1203.2
Weighted performance	1129.2	1132.4	0
K-factor	36	36	36	36
Floor	878.8	872.4	703.2	700
Max/Min rating change allowed	153.9	155	165.1	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	1252.5	1247.3	1203.2	1200
New weighted rating	1286.7	1278.7	1203.2	1200
New weighted performance	1122.4	1125.6	0	0
Temp new rating	1286.7	1278.7	1203.2	1200
Temp new rating +/-	-2	-1.9	0	0
Final new rating +/-	-2	-1.9	0	0
New rating	1286.7	1278.7	1203.2	1200
New K-factor	36	36	36	36
New floor	878.8	872.4	703.2	700

Item	Main	Standard	Rapid
	0	0	0
	23	23	0
	28	28	0
	30	30	0
	29	29	0
	10	5	5
History	120	115	5

Games since
	Main 51	Standard 51		Rapid 0		Blitz 0
Gender	Female
Age group	U12
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	3367		1127		315
Female	700		240		50
U12	510		172		47
U12 Female	148		51		9
Standard
	RSA		Province		Region
Overall	3369		1215		329
Female	712		253		55
U12	503		192		53
U12 Female	140		54		10
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-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	23	7	30.43	-166.3	1304.2	1137.9
Standard	23	7	30.43	-166.3	1304.2	1137.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	120	60	50	0	1226.7	1226.7
Standard	115	57	49.57	-3.7	1234.4	1230.7
Rapid	5	3	60	85	1049.2	1134.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1252.5	1247.3	1203.2	1200
2025-09-30	1241.2	1231.4	1203.2	1200
2025-09-01	1241.2	1231.4	1203.2	1200
2025-08-01	1293.6	1285.9	1203.2	1200
2025-07-01	1292	1284.4	1203.2	1200
2025-06-01	1289.2	1280.8	1203.2	1200
2025-05-01	1317.2	1302.1	1203.2	1200
2025-04-01	1317.2	1302.1	1203.2	1200
2025-03-01	1317.2	1302.1	1203.2	1200
2025-02-01	1378.8	1372.4	1203.2	1200
2025-01-01	1378.8	1372.4	1203.2	1200
2024-12-01	1288	1280.8	1203.2	1200
2024-11-01	1288	1280.8	1203.2	1200
2024-10-01	1288	1280.8	1203.2	1200
2024-09-01	1288	1280.8	1203.2	1200
2024-08-01	1285.5	1280	1203.2	1200
2024-07-01	1277.5	1277.5	1203.2	1200
2024-09-01	1277.5	1277.5	1203.2	1200
2024-05-01	1252.5	1250.1	1203.2	1200
2024-04-01	1252.5	1250.1	1203.2	1200
2024-03-01	1250.1	1249	1203.2	1200
2024-02-01	1250.1	1249	1203.2	1200
2024-01-01	1167.5	1161.5	1203.2	1200
2023-12-01	1167.5	1161.5	1203.2	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	2025 Gauteng Schools Provincial Individual Chess Championship (U11 Girls)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	JMC Closed 2025 (U12)	2025-08-09	2025-08-10	Standard	Johannesburg Metro (GJM)	5	4	0.5	Yes	Analysis
3	MCA Winter Chill Classic 2025 (Junior)	2025-07-19	2025-07-19	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
4	JMC Crawford Sandton 2025 (U12)	2025-05-10	2025-05-10	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
5	MCA Welcome 2025 (Intermediate)	2025-02-15	2025-02-15	Standard	Johannesburg Metro (GJM)	5	4	0	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Gauteng Schools Provincial Individual Chess Championship (U11 Girls)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	JMC Closed 2025 (U12)	2025-08-09	2025-08-10	Standard	Johannesburg Metro (GJM)	5	4	0.5	Yes	Analysis
3	MCA Winter Chill Classic 2025 (Junior)	2025-07-19	2025-07-19	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
4	JMC Crawford Sandton 2025 (U12)	2025-05-10	2025-05-10	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
5	MCA Welcome 2025 (Intermediate)	2025-02-15	2025-02-15	Standard	Johannesburg Metro (GJM)	5	4	0	Yes	Analysis
6	Gauteng Inter-Region at UJ 2024 (u10 gIRLS)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	5	5	Yes	Analysis
7	JMC Closed 2024 (U10)	2024-08-09	2024-08-09	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
8	JMC Trinityhouse Randpark Ridge 2024 (U10)	2024-07-13	2024-07-13	Standard	Johannesburg Metro (GJM)	5	4	2	Yes	Analysis
9	JMC Crawford International Sandton 2024 (U10)	2024-05-11	2024-05-11	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
10	JMC Unika School Tournament 2024 (U10)	2024-03-02	2024-03-02	Standard	Johannesburg Metro (GJM)	5	4	2	Yes	Analysis
11	2024 Gauteng Inter-Region Chess Championship (U8+U10 Girls)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
12	JMC Closed Aug 2023 (U10)	2023-08-04	2023-08-06	Standard	Johannesburg Metro (GJM)	6	6	2	Yes	Analysis
13	JMC Trinity Little Falls 2023 (U10)	2023-07-02	2023-07-02	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
14	2023 South African Junior Closed Chess Championships (U8 Girls)	2023-03-31	2023-04-04	Standard	Chess South Africa (CSA)	9	9	4	Yes	Analysis
15	JNW Open - Crawford 2023 (U10)	2023-03-04	2023-03-04	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
16	JMC 1 St Peters 2023 (D)	2023-03-18	2023-03-18	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
17	2022 South African Junior Wild Card Chess Championships (U8 Girls)	2022-12-09	2022-12-12	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
18	2022 South African Junior Team Chess Championships (U8 Open+Girls)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	7	3.5	Yes	Analysis
19	JMC 3rd Trials 2022 (U8)	2022-09-11	2022-09-11	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
20	JMC Womens Day 2022 (U8)	2022-08-06	2022-08-06	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
21	JMC 2nd Trials 2022 (U8)	2022-08-27	2022-08-27	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
22	JMC Bryanston 2021 (E)	2021-11-06	2021-11-06	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
23	JMC Helpmekaar 2021 (U8)	2021-09-06	2021-09-06	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis

#	Games	Start				End
1	7	Tournament JMC Closed 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-08-09	rnd 4	type Standard	result 1	date 2024-12-08	rnd 5	type Standard	result 1
		Opponent Mkulisi, A (Asavela)				Opponent Rampersadh, M (Micah)
2	5	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament 2024 Gauteng Inter-Region Chess Championship
		date 2024-01-13	rnd 1	type Standard	result 1	date 2024-01-14	rnd 5	type Standard	result 1
		Opponent Pistorius, A (Amberley-Rose)				Opponent Pather, T (Tamishka)
3	4	Tournament JMC Womens Day 2022				Tournament JMC 2nd Trials 2022
		date 2022-08-06	rnd 3	type Standard	result 1	date 2022-08-27	rnd 1	type Standard	result 1
		Opponent Deysel, E (Eli)				Opponent Kwint, J (Jack)

#	Games	Start				End
1	7	Tournament JMC Closed 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-08-09	rnd 4	type Standard	result 1	date 2024-12-08	rnd 5	type Standard	result 1
		Opponent Mkulisi, A (Asavela)				Opponent Rampersadh, M (Micah)
2	5	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament 2024 Gauteng Inter-Region Chess Championship
		date 2024-01-13	rnd 1	type Standard	result 1	date 2024-01-14	rnd 5	type Standard	result 1
		Opponent Pistorius, A (Amberley-Rose)				Opponent Pather, T (Tamishka)
3	4	Tournament JMC Womens Day 2022				Tournament JMC 2nd Trials 2022
		date 2022-08-06	rnd 3	type Standard	result 1	date 2022-08-27	rnd 1	type Standard	result 1
		Opponent Deysel, E (Eli)				Opponent Kwint, J (Jack)

#	Games	Start				End
1	2	Tournament JMC Helpmekaar 2021				Tournament JMC Helpmekaar 2021
		date 2021-09-06	rnd 1	type Rapid	result 1	date 2021-09-06	rnd 2	type Rapid	result 1
		Opponent Loots, A (Albert)				Opponent Deysel, Z (Zachariah)
2	1	Tournament JMC Helpmekaar 2021				Tournament JMC Helpmekaar 2021
		date 2021-09-06	rnd 5	type Rapid	result 1	date 2021-09-06	rnd 5	type Rapid	result 1
		Opponent Nagel, R (Raf)				Opponent Nagel, R (Raf)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament JMC Closed 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-08-09	rnd 4	type Standard	result 1	date 2024-12-08	rnd 5	type Standard	result 1
		Opponent Mkulisi, A (Asavela)				Opponent Rampersadh, M (Micah)
2	5	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament 2024 Gauteng Inter-Region Chess Championship
		date 2024-01-13	rnd 1	type Standard	result 1	date 2024-01-14	rnd 5	type Standard	result 1
		Opponent Pistorius, A (Amberley-Rose)				Opponent Pather, T (Tamishka)
3	4	Tournament JMC Womens Day 2022				Tournament JMC 2nd Trials 2022
		date 2022-08-06	rnd 3	type Standard	result 1	date 2022-08-27	rnd 1	type Standard	result 1
		Opponent Deysel, E (Eli)				Opponent Kwint, J (Jack)

#	Games	Start				End
1	7	Tournament JMC Closed 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-08-09	rnd 4	type Standard	result 1	date 2024-12-08	rnd 5	type Standard	result 1
		Opponent Mkulisi, A (Asavela)				Opponent Rampersadh, M (Micah)
2	5	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament 2024 Gauteng Inter-Region Chess Championship
		date 2024-01-13	rnd 1	type Standard	result 1	date 2024-01-14	rnd 5	type Standard	result 1
		Opponent Pistorius, A (Amberley-Rose)				Opponent Pather, T (Tamishka)
3	4	Tournament JMC Womens Day 2022				Tournament JMC 2nd Trials 2022
		date 2022-08-06	rnd 3	type Standard	result 1	date 2022-08-27	rnd 1	type Standard	result 1
		Opponent Deysel, E (Eli)				Opponent Kwint, J (Jack)

#	Games	Start				End
1	2	Tournament JMC Helpmekaar 2021				Tournament JMC Helpmekaar 2021
		date 2021-09-06	rnd 1	type Rapid	result 1	date 2021-09-06	rnd 2	type Rapid	result 1
		Opponent Loots, A (Albert)				Opponent Deysel, Z (Zachariah)
2	1	Tournament JMC Helpmekaar 2021				Tournament JMC Helpmekaar 2021
		date 2021-09-06	rnd 5	type Rapid	result 1	date 2021-09-06	rnd 5	type Rapid	result 1
		Opponent Nagel, R (Raf)				Opponent Nagel, R (Raf)

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	Exarchos ,I (Isabella)	4	2	0	4	2	0	0	0	0	0	0	0
1	Exarchos ,I (Isabella)	4	1263.2	1263.2	4	1254.4	1263.2	0	0	0	0	0	0
2	Stelloh ,S (Sebastian)	4	0	-425	4	0	-425	0	0	0	0	0	0
2	Stelloh ,S (Sebastian)	4	1352	927	4	1338.4	927	0	0	0	0	0	0
3	Gerber ,Z (Zoe)	4	4	425	4	4	425	0	0	0	0	0	0
3	Gerber ,Z (Zoe)	4	1140.4	1565.4	4	1133.3	1565.4	0	0	0	0	0	0
4	Kgame ,O (Onalenna Itumeleng)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
4	Kgame ,O (Onalenna Itumeleng)	3	1422.2	1138.8	3	1438.4	1138.8	0	0	0	0	0	0
5	Conradie ,M (Minka)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
5	Conradie ,M (Minka)	3	1296.7	1013.4	3	1292.4	1013.4	0	0	0	0	0	0
6	Pillay ,Y (Yishai)	3	0	-425	3	0	-425	0	0	0	0	0	0
6	Pillay ,Y (Yishai)	3	1263.6	838.6	3	1248.2	838.6	0	0	0	0	0	0
7	Kwint ,J (Jack)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
7	Kwint ,J (Jack)	3	1221.1	1079.5	3	1216	1079.5	0	0	0	0	0	0
8	Neale ,O (Owen)	3	0	-425	2	0	-425	1	0	-425	0	0	0
8	Neale ,O (Owen)	3	1046.9	621.9	2	1305.6	621.9	1	500	621.9	0	0	0
9	Tabilo Lillo ,M (Marcelo)	2	2	425	2	2	425	0	0	0	0	0	0
9	Tabilo Lillo ,M (Marcelo)	2	1186.1	1611.1	2	1179.2	1611.1	0	0	0	0	0	0
10	Hingorani ,N (Nurvi)	2	2	425	2	2	425	0	0	0	0	0	0
10	Hingorani ,N (Nurvi)	2	1292.1	1717.1	2	1285.1	1717.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Steyn, M (Mari-Louise)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms