Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pietersen, M (Mikayla)

Chess SA id

2080142237

FIDE id

Date of birth

2008-05-21 (U18)

Gender

Female

Region

ZF Mgcawu (NZF)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-06-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1138.9	1131.6	1200	1200
Raw rating	1138.9	1131.6	1200	1200
Weighted rating	1138.9	1131.6	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	180.9	182.8	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1138.9	1131.6	1200	1200
Analysis
Rating	1138.9	1131.6	1200	1200
Raw rating	1138.9	1131.6	1200	1200
Weighted rating	1138.9	1131.6	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	180.9	182.8	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	1138.9	1131.6	1200	1200
New weighted rating	1138.9	1131.6	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1138.9	1131.6	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1138.9	1131.6	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	10	10
	9	9
	0	0
History	19	19

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	ZF Mgcawu (NZF)
Province	Northern Cape (NC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 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	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	19	7	36.84	-111.8	1193.4	1081.5
Standard	19	7	36.84	-111.8	1193.4	1081.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1138.9	1131.6	1200	1200
2025-09-01	1138.9	1131.6	1200	1200
2025-08-01	1138.9	1131.6	1200	1200
2025-07-01	1138.9	1131.6	1200	1200
2025-06-01	1138.9	1131.6	1200	1200
2025-05-01	1138.9	1131.6	1200	1200
2025-04-01	1138.9	1131.6	1200	1200
2025-03-01	1138.9	1131.6	1200	1200
2025-02-01	1138.9	1131.6	1200	1200
2025-01-01	1138.9	1131.6	1200	1200
2024-12-01	1138.9	1131.6	1200	1200
2024-11-01	1138.9	1131.6	1200	1200
2024-10-01	1138.9	1131.6	1200	1200
2024-09-01	1138.9	1131.6	1200	1200
2024-08-01	1138.9	1131.6	1200	1200
2024-07-01	1138.9	1131.6	1200	1200
2024-06-01	1138.9	1131.6	1200	1200
2024-08-01	1138.9	1131.6	1200	1200
2024-04-01	1138.9	1131.6	1200	1200
2024-03-01	1138.9	1131.6	1200	1200
2024-02-01	1138.9	1131.6	1200	1200
2024-01-01	1138.9	1131.6	1200	1200
2023-12-01	1138.9	1131.6	1200	1200
2023-11-01	1138.9	1131.6	1200	1200

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	2023 Northern Cape Schools Provincial Trials (U15 Girls)	2023-06-24	2023-06-24	Standard	Frances Baard (NCF)	5	5	2	Yes	Analysis
2	ZF Mgcawu Open 2023 (U13+U15)	2023-03-04	2023-03-04	Standard	ZF Mgcawu (NZF)	5	5	2	Yes	Analysis
3	Northern Cape Provincial Schools Trials 2022 (U15 Girls)	2022-06-24	2022-06-24	Standard	Frances Baard (NCF)	5	5	1	Yes	Analysis
4	ZFM Schools Trials 2022 (U15 Girls)	2022-05-28	2022-05-28	Standard	ZF Mgcawu (NZF)	5	4	2	Yes	Analysis

#	Games	Start				End
1	1	Tournament 2023 Northern Cape Schools Provincial Trials				Tournament 2023 Northern Cape Schools Provincial Trials
		date 2023-06-24	rnd 4	type Standard	result 1	date 2023-06-24	rnd 4	type Standard	result 1
		Opponent Visagie, J (Jaylin)				Opponent Visagie, J (Jaylin)
2	1	Tournament 2023 Northern Cape Schools Provincial Trials				Tournament 2023 Northern Cape Schools Provincial Trials
		date 2023-06-24	rnd 2	type Standard	result 1	date 2023-06-24	rnd 2	type Standard	result 1
		Opponent Tanke, A (Atlegang)				Opponent Tanke, A (Atlegang)
3	1	Tournament ZF Mgcawu Open 2023				Tournament ZF Mgcawu Open 2023
		date 2023-03-04	rnd 5	type Standard	result 1	date 2023-03-04	rnd 5	type Standard	result 1
		Opponent Mabunda, P (Precious)				Opponent Mabunda, P (Precious)

#	Games	Start				End
1	1	Tournament 2023 Northern Cape Schools Provincial Trials				Tournament 2023 Northern Cape Schools Provincial Trials
		date 2023-06-24	rnd 4	type Standard	result 1	date 2023-06-24	rnd 4	type Standard	result 1
		Opponent Visagie, J (Jaylin)				Opponent Visagie, J (Jaylin)
2	1	Tournament 2023 Northern Cape Schools Provincial Trials				Tournament 2023 Northern Cape Schools Provincial Trials
		date 2023-06-24	rnd 2	type Standard	result 1	date 2023-06-24	rnd 2	type Standard	result 1
		Opponent Tanke, A (Atlegang)				Opponent Tanke, A (Atlegang)
3	1	Tournament ZF Mgcawu Open 2023				Tournament ZF Mgcawu Open 2023
		date 2023-03-04	rnd 5	type Standard	result 1	date 2023-03-04	rnd 5	type Standard	result 1
		Opponent Mabunda, P (Precious)				Opponent Mabunda, P (Precious)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2023 Northern Cape Schools Provincial Trials				Tournament 2023 Northern Cape Schools Provincial Trials
		date 2023-06-24	rnd 4	type Standard	result 1	date 2023-06-24	rnd 4	type Standard	result 1
		Opponent Visagie, J (Jaylin)				Opponent Visagie, J (Jaylin)
2	1	Tournament 2023 Northern Cape Schools Provincial Trials				Tournament 2023 Northern Cape Schools Provincial Trials
		date 2023-06-24	rnd 2	type Standard	result 1	date 2023-06-24	rnd 2	type Standard	result 1
		Opponent Tanke, A (Atlegang)				Opponent Tanke, A (Atlegang)
3	1	Tournament ZF Mgcawu Open 2023				Tournament ZF Mgcawu Open 2023
		date 2023-03-04	rnd 5	type Standard	result 1	date 2023-03-04	rnd 5	type Standard	result 1
		Opponent Mabunda, P (Precious)				Opponent Mabunda, P (Precious)

#	Games	Start				End
1	1	Tournament 2023 Northern Cape Schools Provincial Trials				Tournament 2023 Northern Cape Schools Provincial Trials
		date 2023-06-24	rnd 4	type Standard	result 1	date 2023-06-24	rnd 4	type Standard	result 1
		Opponent Visagie, J (Jaylin)				Opponent Visagie, J (Jaylin)
2	1	Tournament 2023 Northern Cape Schools Provincial Trials				Tournament 2023 Northern Cape Schools Provincial Trials
		date 2023-06-24	rnd 2	type Standard	result 1	date 2023-06-24	rnd 2	type Standard	result 1
		Opponent Tanke, A (Atlegang)				Opponent Tanke, A (Atlegang)
3	1	Tournament ZF Mgcawu Open 2023				Tournament ZF Mgcawu Open 2023
		date 2023-03-04	rnd 5	type Standard	result 1	date 2023-03-04	rnd 5	type Standard	result 1
		Opponent Mabunda, P (Precious)				Opponent Mabunda, P (Precious)

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	Molale ,M (Mamello)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Molale ,M (Mamello)	2	1254.8	829.8	2	1264.3	829.8	0	0	0	0	0	0
2	Irion ,T (Tash-Lee)	2	2	425	2	2	425	0	0	0	0	0	0
2	Irion ,T (Tash-Lee)	2	1176.3	1601.3	2	1170.6	1601.3	0	0	0	0	0	0
3	Makatong ,S (Sara-Lee)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Makatong ,S (Sara-Lee)	1	1174.8	749.8	1	1168	749.8	0	0	0	0	0	0
4	Baai ,A (Andrea)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Baai ,A (Andrea)	1	1073.1	648.1	1	1057.7	648.1	0	0	0	0	0	0
5	Jaartzen ,N (Neville)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Jaartzen ,N (Neville)	1	1130.8	705.8	1	1117.2	705.8	0	0	0	0	0	0
6	Mabunda ,P (Precious)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mabunda ,P (Precious)	1	1238.6	1663.6	1	1241.4	1663.6	0	0	0	0	0	0
7	Mouers ,M (Melvia)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mouers ,M (Melvia)	1	1078.7	653.7	1	1071.8	653.7	0	0	0	0	0	0
8	Titus ,O (Obed Clayd)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Titus ,O (Obed Clayd)	1	1125.6	700.6	1	1114.7	700.6	0	0	0	0	0	0
9	Visagie ,J (Jaylin)	1	1	425	1	1	425	0	0	0	0	0	0
9	Visagie ,J (Jaylin)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Iglesias Giannantonio ,M (Mario)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Iglesias Giannantonio ,M (Mario)	1	1304.5	879.5	1	1302.2	879.5	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

Pietersen, M (Mikayla)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms