Chess South Africa Ratings Database

PLAYER PAGE

Personal

Schreinders, M (Mia)

Chess SA id

2140151201

FIDE id

Date of birth

2014-02-20 (U12)

Gender

Female

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1377.5

Item	Main	Standard	Rapid	Blitz
Rating	1454.3	1460.1	1200	1200
Raw rating	1453	1460.1	1200	1200
Weighted rating	1336.7	1341.2	1200	1200
Weighted performance	1454.3	1454.2	0	0
Floor	953	960.1	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	115.6	114.5	165.8	165.8
Highest rating	1454.3 2025-09-30	1460.1 2025-09-30	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1453 2025-09-30	1460.1 2025-09-30	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1336.7 2025-09-30	1341.2 2025-09-30	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1454.3 2025-09-30	1454.2 2025-09-30	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.5	0	0	0
New rating	1453.8	1460.1	1200	1200
Analysis
Rating	1454.3	1460.1	1200	1200
Raw rating	1453	1460.1	1200	1200
Weighted rating	1336.7	1341.2	1200
Weighted performance	1454.3	1454.2	0
K-factor	32	32	36	36
Floor	953	960.1	700	700
Max/Min rating change allowed	115.6	114.5	165.8	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	1453	1460.1	1200	1200
New weighted rating	1347.9	1352.5	1200	1200
New weighted performance	1453.8	1453.7	0	0
Temp new rating	1453.8	1460.1	1200	1200
Temp new rating +/-	-0.5	0	0	0
Final new rating +/-	-0.5	0	0	0
New rating	1453.8	1460.1	1200	1200
New K-factor	32	32	36	36
New floor	953	960.1	700	700

Item	Main	Standard
	0	0
	71	71
	48	48
	38	38
	0	0
	0	0
History	157	157

Games since
	Main 128	Standard 128		Rapid 0		Blitz 0
Gender	Female
Age group	U12
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	1609		206		66
Female	240		26		8
U12	195		23		9
U12 Female	54		5		1
Standard
	RSA		Province		Region
Overall	1482		193		65
Female	229		26		8
U12	172		23		9
U12 Female	49		5		1
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	71	39.5	55.63	47.9	1343.7	1391.6
Standard	71	39.5	55.63	47.9	1343.7	1391.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	157	86.5	55.1	43.3	1290	1333.3
Standard	157	86.5	55.1	43.3	1290	1333.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1453	1460.1	1200	1200
2025-09-01	1389	1392.9	1200	1200
2025-08-01	1379.3	1381	1200	1200
2025-07-01	1377.8	1380.8	1200	1200
2025-06-01	1401.3	1411.1	1200	1200
2025-05-01	1324.6	1322.1	1200	1200
2025-04-01	1314.9	1315	1200	1200
2025-03-01	1325.6	1327.6	1200	1200
2025-02-01	1320.4	1323.7	1200	1200
2025-01-01	1320.4	1323.7	1200	1200
2024-12-01	1286.2	1289.5	1200	1200
2024-11-01	1286.2	1289.5	1200	1200
2024-10-01	1286.2	1289.5	1200	1200
2024-09-01	1277.9	1278	1200	1200
2024-08-01	1305.1	1318.7	1200	1200
2024-07-01	1276.7	1286.3	1200	1200
2024-06-01	1276.7	1286.3	1200	1200
2024-08-01	1267.4	1273.7	1200	1200
2024-04-01	1275.5	1285.2	1200	1200
2024-03-01	1275.5	1285.2	1200	1200
2024-02-01	1271.3	1282.7	1200	1200
2024-01-01	1271.3	1282.7	1200	1200
2023-12-01	1271.3	1282.7	1200	1200
2023-11-01	1271.3	1282.7	1200	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	EC Closed 2025 (U12 Girls)	2025-09-06	2025-09-07	Standard	Nelson Mandela Bay (ENM)	6	6	5	Yes	Analysis
2	FIDE in the Bay 2025 (U12)	2025-08-30	2025-08-30	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
3	South African Open 2025 (U12 Girls)	2025-07-03	2025-07-05	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
4	NMBCU Closed 2025 (U12)	2025-06-13	2025-06-14	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
5	NMBCU Open 2025 (C)	2025-05-23	2025-05-24	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
6	NMBCU Trial 4 2025 (U12)	2025-05-09	2025-05-10	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
7	EC Open 2025 (U8-U14 Girls)	2025-05-02	2025-05-02	Standard	Buffalo City (EBC)	7	7	5	Yes	Analysis
8	NMB 3rd Trials 2025 (U12)	2025-04-11	2025-04-12	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
9	South African Junior Closed Chess Championships 2025 (U12 Girls)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	8	3	Yes	Analysis
10	NMB 2nd Trials 2025 (U12)	2025-03-07	2025-03-08	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
11	Pearson High Chess Festival 2025 (C)	2025-02-21	2025-02-22	Standard	Nelson Mandela Bay (ENM)	5	4	1.5	Yes	Analysis
12	NMBCH Trial 1 2025 (U12)	2025-02-14	2025-02-15	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	EC Closed 2025 (U12 Girls)	2025-09-06	2025-09-07	Standard	Nelson Mandela Bay (ENM)	6	6	5	Yes	Analysis
2	FIDE in the Bay 2025 (U12)	2025-08-30	2025-08-30	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
3	South African Open 2025 (U12 Girls)	2025-07-03	2025-07-05	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
4	NMBCU Closed 2025 (U12)	2025-06-13	2025-06-14	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
5	NMBCU Open 2025 (C)	2025-05-23	2025-05-24	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
6	NMBCU Trial 4 2025 (U12)	2025-05-09	2025-05-10	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
7	EC Open 2025 (U8-U14 Girls)	2025-05-02	2025-05-02	Standard	Buffalo City (EBC)	7	7	5	Yes	Analysis
8	NMB 3rd Trials 2025 (U12)	2025-04-11	2025-04-12	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
9	South African Junior Closed Chess Championships 2025 (U12 Girls)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	8	3	Yes	Analysis
10	NMB 2nd Trials 2025 (U12)	2025-03-07	2025-03-08	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
11	Pearson High Chess Festival 2025 (C)	2025-02-21	2025-02-22	Standard	Nelson Mandela Bay (ENM)	5	4	1.5	Yes	Analysis
12	NMBCH Trial 1 2025 (U12)	2025-02-14	2025-02-15	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
13	Mzansi Interprovincial Youth Chess Championships 2024 (U12 Girls Candidates)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	4.5	Yes	Analysis
14	NMBCU Closed 2024 (U12)	2024-09-20	2024-09-21	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
15	NMBCU Trial 5 2024 (U12)	2024-08-16	2024-08-17	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
16	Checkmates Women's Day Chess 2024	2024-08-09	2024-08-09	Standard	Nelson Mandela Bay (ENM)	5	5	2	Yes	Analysis
17	NMBCU Trials 4 2024 (U12)	2024-07-12	2024-07-13	Standard	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
18	NMBCU Trial 3 2024 (U12)	2024-05-10	2024-05-11	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
19	NMBCU Trials 2 2024 (U12)	2024-04-12	2024-04-13	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
20	NMBCU Trials 1 2024 (U12)	2024-02-16	2024-02-16	Standard	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
21	Eastern Cape Provincial Individual Championship 2023 (U10 Girls)	2023-10-05	2023-10-05	Standard	Nelson Mandela Bay (ENM)	7	7	5	Yes	Analysis
22	Eastern Cape Chess Team Championship 2023 (U12)	2023-10-07	2023-10-08	Standard	Sarah Baartman (ESB)	5	2	0	Yes	Analysis
23	NMBCU Closed 2023 (U10)	2023-08-11	2023-08-12	Standard	Nelson Mandela Bay (ENM)	6	6	2.5	Yes	Analysis
24	NMBCU Trial 4 2023 (U10)	2023-07-28	2023-07-29	Standard	Nelson Mandela Bay (ENM)	6	5	3	Yes	Analysis
25	EP Trials 3 2023 (U10)	2023-05-05	2023-05-06	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
26	NMB 2nd Trials 2023 (U10)	2023-03-24	2023-03-25	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
27	NMB 1st Trials 2023 (U8+U10)	2023-02-17	2023-02-18	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis

#	Games	Start				End
1	7	Tournament Mzansi Interprovincial Youth Chess Championships 2024				Tournament NMBCH Trial 1 2025
		date 2024-12-18	rnd 6	type Standard	result 0.5	date 2025-02-15	rnd 5	type Standard	result 0.5
		Opponent Krige, Z (Zara)				Opponent Cerfonteyn, R (Raees)
2	6	Tournament South African Open 2025				Tournament FIDE in the Bay 2025
		date 2025-07-03	rnd 2	type Standard	result 0.5	date 2025-08-30	rnd 2	type Standard	result 1
		Opponent Simao, A (Arya)				Opponent King, J (Jaymie)
3	6	Tournament NMB 3rd Trials 2025				Tournament EC Open 2025
		date 2025-04-12	rnd 6	type Standard	result 1	date 2025-05-02	rnd 5	type Standard	result 1
		Opponent Sternberg, N (Nicolas)				Opponent Kapp, A (Amelie)

#	Games	Start				End
1	7	Tournament Mzansi Interprovincial Youth Chess Championships 2024				Tournament NMBCH Trial 1 2025
		date 2024-12-18	rnd 6	type Standard	result 0.5	date 2025-02-15	rnd 5	type Standard	result 0.5
		Opponent Krige, Z (Zara)				Opponent Cerfonteyn, R (Raees)
2	6	Tournament South African Open 2025				Tournament FIDE in the Bay 2025
		date 2025-07-03	rnd 2	type Standard	result 0.5	date 2025-08-30	rnd 2	type Standard	result 1
		Opponent Simao, A (Arya)				Opponent King, J (Jaymie)
3	6	Tournament NMB 3rd Trials 2025				Tournament EC Open 2025
		date 2025-04-12	rnd 6	type Standard	result 1	date 2025-05-02	rnd 5	type Standard	result 1
		Opponent Sternberg, N (Nicolas)				Opponent Kapp, A (Amelie)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament EC Closed 2025				Tournament EC Closed 2025
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-07	rnd 5	type Standard	result 1
		Opponent Bosi, S (Sithembiso)				Opponent Gila, E (Entle)
2	5	Tournament NMBCU Trials 1 2024				Tournament NMBCU Trials 2 2024
		date 2024-02-16	rnd 5	type Standard	result 1	date 2024-04-13	rnd 3	type Standard	result 1
		Opponent Mouton, W (Wyatt)				Opponent Boggenpoel, L (Levi)
3	4	Tournament South African Open 2025				Tournament FIDE in the Bay 2025
		date 2025-07-04	rnd 4	type Standard	result 1	date 2025-08-30	rnd 2	type Standard	result 1
		Opponent Johnson, M (Michaela)				Opponent King, J (Jaymie)

#	Games	Start				End
1	5	Tournament EC Closed 2025				Tournament EC Closed 2025
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-07	rnd 5	type Standard	result 1
		Opponent Bosi, S (Sithembiso)				Opponent Gila, E (Entle)
2	5	Tournament NMBCU Trials 1 2024				Tournament NMBCU Trials 2 2024
		date 2024-02-16	rnd 5	type Standard	result 1	date 2024-04-13	rnd 3	type Standard	result 1
		Opponent Mouton, W (Wyatt)				Opponent Boggenpoel, L (Levi)
3	4	Tournament South African Open 2025				Tournament FIDE in the Bay 2025
		date 2025-07-04	rnd 4	type Standard	result 1	date 2025-08-30	rnd 2	type Standard	result 1
		Opponent Johnson, M (Michaela)				Opponent King, J (Jaymie)

No games found.

#	Games	Start				End

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	King ,J (Jaymie)	8	4.5	53.1	8	4.5	53.1	0	0	0	0	0	0
1	King ,J (Jaymie)	8	1330.5	1383.6	8	1320.4	1383.6	0	0	0	0	0	0
2	Boggenpoel ,L (Levi)	5	1	-255	5	1	-255	0	0	0	0	0	0
2	Boggenpoel ,L (Levi)	5	1417.9	1162.9	5	1441.5	1162.9	0	0	0	0	0	0
3	Murray ,C (Chloe)	5	2.5	0	5	2.5	0	0	0	0	0	0	0
3	Murray ,C (Chloe)	5	1228.1	1228.1	5	1224.5	1228.1	0	0	0	0	0	0
4	Jacobs ,J (Joel)	5	2.5	0	5	2.5	0	0	0	0	0	0	0
4	Jacobs ,J (Joel)	5	1302.6	1302.6	5	1306.1	1302.6	0	0	0	0	0	0
5	Cerfonteyn ,R (Raees)	5	2.5	0	5	2.5	0	0	0	0	0	0	0
5	Cerfonteyn ,R (Raees)	5	1229.8	1229.8	5	1246	1229.8	0	0	0	0	0	0
6	Ntsilatana ,Y (Yothando)	5	4.5	340	5	4.5	340	0	0	0	0	0	0
6	Ntsilatana ,Y (Yothando)	5	1158.6	1498.6	5	1152.8	1498.6	0	0	0	0	0	0
7	Mouton ,W (Wyatt)	5	4	255	5	4	255	0	0	0	0	0	0
7	Mouton ,W (Wyatt)	5	1177.1	1432.1	5	1196.8	1432.1	0	0	0	0	0	0
8	Armstrong ,I (Isabella)	5	5	425	5	5	425	0	0	0	0	0	0
8	Armstrong ,I (Isabella)	5	1186.3	1611.3	5	1197.4	1611.3	0	0	0	0	0	0
9	Van Greunen ,W (Willem)	4	2.5	106.2	4	2.5	106.2	0	0	0	0	0	0
9	Van Greunen ,W (Willem)	4	1331.7	1437.9	4	1346.2	1437.9	0	0	0	0	0	0
10	Sonti ,K (Khwezi)	4	1.5	-106.2	4	1.5	-106.2	0	0	0	0	0	0
10	Sonti ,K (Khwezi)	4	1169.2	1063	4	1170.6	1063	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Schreinders, M (Mia)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms