Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pieters, Z (Zo�-Jessie)

Chess SA id

1140307016

FIDE id

Date of birth

2014-07-28 (U12)

Gender

Male

Region

ZF Mgcawu (NZF)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1305.7

Item	Main	Standard	Rapid	Blitz
Rating	1320	1335	1200	1200
Raw rating	1316.1	1335	1200	1200
Weighted rating	1217.6	1221.3	1200	1200
Weighted performance	1320	1325.1	0	0
Floor	816.1	835	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	140.5	136.8	165.8	165.8
Highest rating	1333.5 2025-09-01	1338.6 2025-09-01	1200 2024-10-01	1200 2024-10-01
Highest raw rating	1316.1 2025-09-01	1335 2025-09-01	1200 2024-10-01	1200 2024-10-01
Highest weighted rating	1228.4 2024-07-01	1238.8 2024-07-01	1200 2024-10-01	1200 2024-10-01
Highest weighted performance	1333.5 2025-09-01	1338.6 2025-09-01	1200 2024-10-01	1200 2024-10-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.5	0	0	0
New rating	1319.6	1335	1200	1200
Analysis
Rating	1320	1335	1200	1200
Raw rating	1316.1	1335	1200	1200
Weighted rating	1217.6	1221.3	1200
Weighted performance	1320	1325.1	0
K-factor	36	36	36	36
Floor	816.1	835	700	700
Max/Min rating change allowed	140.5	136.8	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	1316.1	1335	1200	1200
New weighted rating	1226.3	1231.4	1200	1200
New weighted performance	1319.6	1324.6	0	0
Temp new rating	1319.6	1335	1200	1200
Temp new rating +/-	-0.5	0	0	0
Final new rating +/-	-0.5	0	0	0
New rating	1319.6	1335	1200	1200
New K-factor	36	36	36	36
New floor	816.1	835	700	700

Item	Main	Standard
	0	0
	28	28
	5	5
	0	0
	0	0
	0	0
History	33	33

Games since
	Main 33	Standard 33		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	ZF Mgcawu (NZF)
Province	Northern Cape (NC)
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	2729		95		11
Male	2191		78		10
U12	387		12		1
U12 Male	285		11		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	28	14.5	51.79	15.2	1282	1297.2
Standard	28	14.5	51.79	15.2	1282	1297.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	33	16.5	50	0	1269.6	1269.6
Standard	33	16.5	50	0	1269.6	1269.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1316.1	1335	1200	1200
2025-09-01	1316.1	1335	1200	1200
2025-08-01	1228.4	1238.8	1200	1200
2025-07-01	1228.4	1238.8	1200	1200
2025-06-01	1228.4	1238.8	1200	1200
2025-05-01	1189.4	1187.3	1200	1200
2025-04-01	1191.6	1189.9	1200	1200
2025-03-01	1191.6	1189.9	1200	1200
2025-02-01	1191.2	1189.4	1200	1200
2025-01-01	1182.1	1178.4	1200	1200
2024-12-01	1182.1	1178.4	1200	1200
2024-11-01	1182.1	1178.4	1200	1200
2024-10-01	1182.1	1178.4	1200	1200
2024-09-01	1182.1	1178.4	1200	1200
2024-08-01	1182.1	1178.4	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	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	Northern Cape Closed 202 (U12 Girls)	2025-08-22	2025-08-23	Standard	ZF Mgcawu (NZF)	5	5	3.5	Yes	Analysis
2	2025 Simmie Superstars Chess Tournament (U12)	2025-08-02	2025-08-02	Standard	ZF Mgcawu (NZF)	5	5	3.5	Yes	Analysis
3	Spartan Bishops Championships Maidens 2025 (U12)	2025-05-23	2025-05-25	Standard	Frances Baard (NCF)	5	4	1.5	Yes	Analysis
4	2025 ZFM Closed Chess Championship (U12)	2025-05-09	2025-05-10	Standard	ZF Mgcawu (NZF)	5	4	1.5	Yes	Analysis
5	Keimoes K & Q Chess Club Open 2025 (U12)	2025-05-03	2025-05-03	Standard	ZF Mgcawu (NZF)	6	6	3.5	Yes	Analysis
6	Pawn Stars Chess Tournament 12 April 2025 (D)	2025-04-12	2025-04-12	Standard	ZF Mgcawu (NZF)	5	4	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Northern Cape Closed 202 (U12 Girls)	2025-08-22	2025-08-23	Standard	ZF Mgcawu (NZF)	5	5	3.5	Yes	Analysis
2	2025 Simmie Superstars Chess Tournament (U12)	2025-08-02	2025-08-02	Standard	ZF Mgcawu (NZF)	5	5	3.5	Yes	Analysis
3	Spartan Bishops Championships Maidens 2025 (U12)	2025-05-23	2025-05-25	Standard	Frances Baard (NCF)	5	4	1.5	Yes	Analysis
4	2025 ZFM Closed Chess Championship (U12)	2025-05-09	2025-05-10	Standard	ZF Mgcawu (NZF)	5	4	1.5	Yes	Analysis
5	Keimoes K & Q Chess Club Open 2025 (U12)	2025-05-03	2025-05-03	Standard	ZF Mgcawu (NZF)	6	6	3.5	Yes	Analysis
6	Pawn Stars Chess Tournament 12 April 2025 (D)	2025-04-12	2025-04-12	Standard	ZF Mgcawu (NZF)	5	4	1	Yes	Analysis
7	2024 Duineveld Open Toernooi (U8+U10)	2024-07-20	2024-07-20	Standard	ZF Mgcawu (NZF)	5	5	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament Spartan Bishops Championships Maidens 2025				Tournament 2025 Simmie Superstars Chess Tournament
		date 2025-05-24	rnd 4	type Standard	result 0.5	date 2025-08-02	rnd 3	type Standard	result 1
		Opponent Mokoena, N (Naledientle)				Opponent Viviers, M (Marian�)
2	3	Tournament Northern Cape Closed 202				Tournament Northern Cape Closed 202
		date 2025-08-23	rnd 3	type Standard	result 1	date 2025-08-23	rnd 5	type Standard	result 1
		Opponent Snewe, D (Damisha)				Opponent Van Zyl, R (Rodine)
3	3	Tournament Keimoes K & Q Chess Club Open 2025				Tournament 2025 ZFM Closed Chess Championship
		date 2025-05-03	rnd 6	type Standard	result 1	date 2025-05-09	rnd 2	type Standard	result 0.5
		Opponent Van Heever, R (Raymond)				Opponent Nieuwoudt, W (Wilmie)

#	Games	Start				End
1	5	Tournament Spartan Bishops Championships Maidens 2025				Tournament 2025 Simmie Superstars Chess Tournament
		date 2025-05-24	rnd 4	type Standard	result 0.5	date 2025-08-02	rnd 3	type Standard	result 1
		Opponent Mokoena, N (Naledientle)				Opponent Viviers, M (Marian�)
2	3	Tournament Northern Cape Closed 202				Tournament Northern Cape Closed 202
		date 2025-08-23	rnd 3	type Standard	result 1	date 2025-08-23	rnd 5	type Standard	result 1
		Opponent Snewe, D (Damisha)				Opponent Van Zyl, R (Rodine)
3	3	Tournament Keimoes K & Q Chess Club Open 2025				Tournament 2025 ZFM Closed Chess Championship
		date 2025-05-03	rnd 6	type Standard	result 1	date 2025-05-09	rnd 2	type Standard	result 0.5
		Opponent Van Heever, R (Raymond)				Opponent Nieuwoudt, W (Wilmie)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2025 Simmie Superstars Chess Tournament				Tournament Northern Cape Closed 202
		date 2025-08-02	rnd 5	type Standard	result 1	date 2025-08-22	rnd 1	type Standard	result 1
		Opponent Van Wyk, Z (Zac)				Opponent Viviers, M (Marian�)
2	2	Tournament 2025 Simmie Superstars Chess Tournament				Tournament 2025 Simmie Superstars Chess Tournament
		date 2025-08-02	rnd 2	type Standard	result 1	date 2025-08-02	rnd 3	type Standard	result 1
		Opponent Du Preez, K (Karia)				Opponent Viviers, M (Marian�)
3	2	Tournament Keimoes K & Q Chess Club Open 2025				Tournament 2025 ZFM Closed Chess Championship
		date 2025-05-03	rnd 6	type Standard	result 1	date 2025-05-09	rnd 1	type Standard	result 1
		Opponent Van Heever, R (Raymond)				Opponent Van Heever, R (Raymond)

#	Games	Start				End
1	2	Tournament 2025 Simmie Superstars Chess Tournament				Tournament Northern Cape Closed 202
		date 2025-08-02	rnd 5	type Standard	result 1	date 2025-08-22	rnd 1	type Standard	result 1
		Opponent Van Wyk, Z (Zac)				Opponent Viviers, M (Marian�)
2	2	Tournament 2025 Simmie Superstars Chess Tournament				Tournament 2025 Simmie Superstars Chess Tournament
		date 2025-08-02	rnd 2	type Standard	result 1	date 2025-08-02	rnd 3	type Standard	result 1
		Opponent Du Preez, K (Karia)				Opponent Viviers, M (Marian�)
3	2	Tournament Keimoes K & Q Chess Club Open 2025				Tournament 2025 ZFM Closed Chess Championship
		date 2025-05-03	rnd 6	type Standard	result 1	date 2025-05-09	rnd 1	type Standard	result 1
		Opponent Van Heever, R (Raymond)				Opponent Van Heever, R (Raymond)

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	Viviers ,M (Marian�)	4	2	0	4	2	0	0	0	0	0	0	0
1	Viviers ,M (Marian�)	4	1260.9	1260.9	4	1261.9	1260.9	0	0	0	0	0	0
2	Fourie ,RH (Rosa Hermiena)	4	0	-425	4	0	-425	0	0	0	0	0	0
2	Fourie ,RH (Rosa Hermiena)	4	1427.4	1002.4	4	1436.1	1002.4	0	0	0	0	0	0
3	Damons ,H (Handr�)	2	2	425	2	2	425	0	0	0	0	0	0
3	Damons ,H (Handr�)	2	1195.7	1620.7	2	1194.8	1620.7	0	0	0	0	0	0
4	Van Heever ,R (Raymond)	2	2	425	2	2	425	0	0	0	0	0	0
4	Van Heever ,R (Raymond)	2	1253.7	1678.7	2	1265	1678.7	0	0	0	0	0	0
5	Morwe ,K (Kemiso)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Morwe ,K (Kemiso)	2	1316.7	891.7	2	1337.1	891.7	0	0	0	0	0	0
6	Yawa ,O (Owethu)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Yawa ,O (Owethu)	2	1225.2	800.2	2	1230.6	800.2	0	0	0	0	0	0
7	Radha ,Y (Yugesh)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Radha ,Y (Yugesh)	1	1535.6	1110.6	1	1525.2	1110.6	0	0	0	0	0	0
8	Milfordt ,A (Avery)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Milfordt ,A (Avery)	1	1194.5	769.5	1	1193.3	769.5	0	0	0	0	0	0
9	Milfordt ,D (Dawneshia)	1	1	425	1	1	425	0	0	0	0	0	0
9	Milfordt ,D (Dawneshia)	1	1199.8	1624.8	1	1199.7	1624.8	0	0	0	0	0	0
10	Van As ,G (Gideon)	1	1	425	1	1	425	0	0	0	0	0	0
10	Van As ,G (Gideon)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Pieters, Z (Zo�-Jessie)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms