Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pieterse, Z (Zwelihle)

Chess SA id

1140156035

FIDE id

Date of birth

2014-08-30 (U12)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-05-11

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1145.7	1136.7	1200	1200
Raw rating	1145.7	1136.7	1200	1200
Weighted rating	1144.8	1135.6	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	179.1	181.5	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 2024-02-01	1200 2024-02-01
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 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1145.7	1136.7	1200	1200
Analysis
Rating	1145.7	1136.7	1200	1200
Raw rating	1145.7	1136.7	1200	1200
Weighted rating	1144.8	1135.6	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	179.1	181.5	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	1145.7	1136.7	1200	1200
New weighted rating	1144.8	1135.6	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1145.7	1136.7	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1145.7	1136.7	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	5	5
	10	10
	0	0
	0	0
History	15	15

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	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	15	5	33.33	-141.7	1208.3	1066.6
Standard	15	5	33.33	-141.7	1208.3	1066.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1145.7	1136.7	1200	1200
2025-09-01	1145.7	1136.7	1200	1200
2025-08-01	1145.7	1136.7	1200	1200
2025-07-01	1145.7	1136.7	1200	1200
2025-06-01	1145.7	1136.7	1200	1200
2025-05-01	1145.7	1136.7	1200	1200
2025-04-01	1145.7	1136.7	1200	1200
2025-03-01	1145.7	1136.7	1200	1200
2025-02-01	1145.7	1136.7	1200	1200
2025-01-01	1141.1	1131.6	1200	1200
2024-12-01	1141.1	1131.6	1200	1200
2024-11-01	1141.1	1131.6	1200	1200
2024-10-01	1141.1	1131.6	1200	1200
2024-09-01	1141.1	1131.6	1200	1200
2024-08-01	1141.1	1131.6	1200	1200
2024-07-01	1141.1	1131.6	1200	1200
2024-06-01	1141.1	1131.6	1200	1200
2024-08-01	1150.4	1141.7	1200	1200
2024-04-01	1150.4	1141.7	1200	1200
2024-03-01	1150.4	1141.7	1200	1200
2024-02-01	1150.4	1141.7	1200	1200
2024-01-01	1150.4	1141.7	1200	1200
2023-12-01	1150.4	1141.7	1200	1200
2023-11-01	1150.4	1141.7	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	2024 Tshwane North School District CLOSED Individual Champioships (U11 Boys)	2024-05-11	2024-05-11	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
2	2023 Tshwane North School District CLOSED League Championships (D3)	2023-08-12	2023-08-12	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
3	2023 Tshwane North School District CLOSED Individual Championships (D3)	2023-05-13	2023-05-13	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2024 Tshwane North School District CLOSED Individual Champioships				Tournament 2024 Tshwane North School District CLOSED Individual Champioships
		date 2024-05-11	rnd 4	type Standard	result 1	date 2024-05-11	rnd 5	type Standard	result 1
		Opponent Monanyane, S (Sibusiso)				Opponent Sekhu, M (Montlafatsi)
2	1	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 4	type Standard	result 1	date 2023-08-12	rnd 4	type Standard	result 1
		Opponent Miya, M (Musa)				Opponent Miya, M (Musa)
3	1	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 2	type Standard	result 1
		Opponent Murphy, L (Lian)				Opponent Murphy, L (Lian)

#	Games	Start				End
1	2	Tournament 2024 Tshwane North School District CLOSED Individual Champioships				Tournament 2024 Tshwane North School District CLOSED Individual Champioships
		date 2024-05-11	rnd 4	type Standard	result 1	date 2024-05-11	rnd 5	type Standard	result 1
		Opponent Monanyane, S (Sibusiso)				Opponent Sekhu, M (Montlafatsi)
2	1	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 4	type Standard	result 1	date 2023-08-12	rnd 4	type Standard	result 1
		Opponent Miya, M (Musa)				Opponent Miya, M (Musa)
3	1	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 2	type Standard	result 1
		Opponent Murphy, L (Lian)				Opponent Murphy, L (Lian)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2024 Tshwane North School District CLOSED Individual Champioships				Tournament 2024 Tshwane North School District CLOSED Individual Champioships
		date 2024-05-11	rnd 4	type Standard	result 1	date 2024-05-11	rnd 5	type Standard	result 1
		Opponent Monanyane, S (Sibusiso)				Opponent Sekhu, M (Montlafatsi)
2	1	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 4	type Standard	result 1	date 2023-08-12	rnd 4	type Standard	result 1
		Opponent Miya, M (Musa)				Opponent Miya, M (Musa)
3	1	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 2	type Standard	result 1
		Opponent Murphy, L (Lian)				Opponent Murphy, L (Lian)

#	Games	Start				End
1	2	Tournament 2024 Tshwane North School District CLOSED Individual Champioships				Tournament 2024 Tshwane North School District CLOSED Individual Champioships
		date 2024-05-11	rnd 4	type Standard	result 1	date 2024-05-11	rnd 5	type Standard	result 1
		Opponent Monanyane, S (Sibusiso)				Opponent Sekhu, M (Montlafatsi)
2	1	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 4	type Standard	result 1	date 2023-08-12	rnd 4	type Standard	result 1
		Opponent Miya, M (Musa)				Opponent Miya, M (Musa)
3	1	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 2	type Standard	result 1
		Opponent Murphy, L (Lian)				Opponent Murphy, L (Lian)

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	Koekemoer ,L (Luhan)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Koekemoer ,L (Luhan)	2	1194	769	2	1192.4	769	0	0	0	0	0	0
2	Sifiri ,O (Oresoametse)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Sifiri ,O (Oresoametse)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Miya ,M (Musa)	1	1	425	1	1	425	0	0	0	0	0	0
3	Miya ,M (Musa)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Manganye ,N (Neo)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Manganye ,N (Neo)	1	1157	732	1	1146.7	732	0	0	0	0	0	0
5	Erasmus ,T (Trisa)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Erasmus ,T (Trisa)	1	1391.5	966.5	1	1389.3	966.5	0	0	0	0	0	0
6	Motaung ,T (Tshegofatso)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Motaung ,T (Tshegofatso)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Sekhu ,M (Montlafatsi)	1	1	425	1	1	425	0	0	0	0	0	0
7	Sekhu ,M (Montlafatsi)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Monanyane ,S (Sibusiso)	1	1	425	1	1	425	0	0	0	0	0	0
8	Monanyane ,S (Sibusiso)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Takunda ,M (Musiiwa)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Takunda ,M (Musiiwa)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Mahlangu ,L (Lonwabo Thulisile)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Mahlangu ,L (Lonwabo Thulisile)	1	1200	775	1	1200	775	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Pieterse, Z (Zwelihle)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms