Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Waal, P (Pieter)

Chess SA id

1120161518

FIDE id

Date of birth

2012-10-24 (U14)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

12.5

Junior GPX Points

1180.6

Item	Main	Standard	Rapid	Blitz
Rating	1226.1	1194.3	1259.5	1200
Raw rating	1226.1	1194.3	1259.5	1200
Weighted rating	1207.9	1186.8	1243.5	1200
Weighted performance	1128.7	0	1103.5	0
Floor	726.1	710	759.5	700
K-factor	36	36	36	36
Min/Max rating change allowed	159.8	167.2	152.3	165.8
Highest rating	1308.8 2023-09-01	1210 2025-03-01	1373.3 2023-09-01	1200 2018-10-01
Highest raw rating	1226.1 2025-09-01	1210 2025-03-01	1259.5 2025-09-01	1200 2024-03-01
Highest weighted rating	1224.1 2024-03-01	1210 2018-10-01	1257.3 2025-06-01	1200 2018-10-01
Highest weighted performance	1308.8 2023-09-01	1200 2019-12-01	1373.3 2023-09-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1226.1	1194.3	1259.5	1200
Analysis
Rating	1226.1	1194.3	1259.5	1200
Raw rating	1226.1	1194.3	1259.5	1200
Weighted rating	1207.9	1186.8	1243.5
Weighted performance	1128.7	0	1103.5
K-factor	36	36	36	36
Floor	726.1	710	759.5	700
Max/Min rating change allowed	159.8	167.2	152.3	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	1226.1	1194.3	1259.5	1200
New weighted rating	1209.4	1187.4	1244.7	1200
New weighted performance	1127.5	0	1102.2	0
Temp new rating	1226.1	1194.3	1259.5	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1226.1	1194.3	1259.5	1200
New K-factor	36	36	36	36
New floor	726.1	710	759.5	700

Item	Main	Standard	Rapid
	0	0	0
	15	10	5
	16	5	11
	11	0	11
	0	0	0
	0	0	0
History	42	15	27

Games since
	Main 31	Standard 15		Rapid 16		Blitz 0
Gender	Male
Age group	U14
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	15	7.5	50	0	1268.8	1268.8
Standard	10	4.5	45	-42.5	1274.2	1231.7
Rapid	5	3	60	85	1258	1343
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	42	21.5	51.19	10.1	1230.2	1240.3
Standard	15	6.5	43.33	-56.7	1238.7	1182
Rapid	27	15	55.56	47.2	1225.4	1272.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1226.1	1194.3	1259.5	1200
2025-09-01	1226.1	1194.3	1259.5	1200
2025-08-01	1210.1	1194.3	1241.4	1200
2025-07-01	1210.1	1194.3	1241.4	1200
2025-06-01	1210.1	1194.3	1241.4	1200
2025-05-01	1210.1	1194.3	1241.3	1200
2025-04-01	1210.1	1194.3	1241	1200
2025-03-01	1224.1	1210	1240.6	1200
2025-02-01	1201.1	1180.2	1239.6	1200
2025-01-01	1191.2	1171.6	1231	1200
2024-12-01	1191.2	1171.6	1231	1200
2024-11-01	1191.2	1171.6	1231	1200
2024-10-01	1191.2	1171.6	1231	1200
2024-09-01	1191.2	1171.6	1231	1200
2024-08-01	1198.8	1171.6	1249.4	1200
2024-07-01	1198.8	1171.6	1249.4	1200
2024-06-01	1198.8	1171.6	1249.4	1200
2024-08-01	1198.8	1171.6	1249.4	1200
2024-04-01	1198.8	1171.6	1249.4	1200
2024-03-01	1222.1	1200	1249.4	1200
2024-02-01	1221.9	1200	1257.3	1200
2024-01-01	1221.9	1200	1257.3	1200
2023-12-01	1221.9	1200	1257.3	1200
2023-11-01	1221.9	1200	1257.3	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	Stellenbosch Primary 2025 (U13)	2025-08-16	2025-08-16	Rapid	Cape Winelands (WCW)	5	5	3	Yes	Analysis
2	Cape Winelands Schools Prestige 2025 (U13 Boys)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	1.5	Yes	Analysis
3	Cape Winelands Schools - Trials 1 2025 (U13 Boys)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Stellenbosch Primary 2025 (U13)	2025-08-16	2025-08-16	Rapid	Cape Winelands (WCW)	5	5	3	Yes	Analysis
2	Cape Winelands Schools Prestige 2025 (U13 Boys)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	1.5	Yes	Analysis
3	Cape Winelands Schools - Trials 1 2025 (U13 Boys)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
4	Stellenbosch Primary 2024 (U13)	2024-08-17	2024-08-17	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis
5	Cape Winelands Schools - Prestige 2024 (U13 Boys)	2024-03-02	2024-03-02	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
6	Cape Winelands Schools - PS Trials 1 2024 (U13 Boys)	2024-02-10	2024-02-10	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis
7	Midas Chess Youth 2023 (U14)	2023-09-09	2023-09-09	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
8	Stellenbosch Primary Chess Tournament 2023 (U12)	2023-08-19	2023-08-19	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis

#	Games	Start				End
1	5	Tournament Midas Chess Youth 2023				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2023-09-09	rnd 3	type Rapid	result 1	date 2024-02-10	rnd 2	type Rapid	result 1
		Opponent Makwarimba, K (Kudzai)				Opponent Radloff, H (Hunther)
2	3	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 2	type Standard	result 1	date 2025-02-22	rnd 4	type Standard	result 1
		Opponent Botha, S (Stiwan)				Opponent Germenis, M (Markos)
3	3	Tournament Stellenbosch Primary Chess Tournament 2023				Tournament Stellenbosch Primary Chess Tournament 2023
		date 2023-08-19	rnd 3	type Rapid	result 1	date 2023-08-19	rnd 5	type Rapid	result 1
		Opponent Rossouw, A (Anja)				Opponent Schoeman, A (Alexander)

#	Games	Start				End
1	3	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 2	type Standard	result 1	date 2025-02-22	rnd 4	type Standard	result 1
		Opponent Botha, S (Stiwan)				Opponent Germenis, M (Markos)
2	2	Tournament Cape Winelands Schools Prestige 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-03-08	rnd 2	type Standard	result 0.5	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Harman, C (Connor)				Opponent Saul, S (Shuhaigan)
3	2	Tournament Cape Winelands Schools - Prestige 2024				Tournament Cape Winelands Schools - Prestige 2024
		date 2024-03-02	rnd 3	type Standard	result 1	date 2024-03-02	rnd 4	type Standard	result 1
		Opponent Ackerman, C (Corneulse)				Opponent Mcgowan, C (Caleb)

#	Games	Start				End
1	5	Tournament Midas Chess Youth 2023				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2023-09-09	rnd 3	type Rapid	result 1	date 2024-02-10	rnd 2	type Rapid	result 1
		Opponent Makwarimba, K (Kudzai)				Opponent Radloff, H (Hunther)
2	3	Tournament Stellenbosch Primary Chess Tournament 2023				Tournament Stellenbosch Primary Chess Tournament 2023
		date 2023-08-19	rnd 3	type Rapid	result 1	date 2023-08-19	rnd 5	type Rapid	result 1
		Opponent Rossouw, A (Anja)				Opponent Schoeman, A (Alexander)
3	2	Tournament Stellenbosch Primary 2025				Tournament Stellenbosch Primary 2025
		date 2025-08-16	rnd 3	type Rapid	result 1	date 2025-08-16	rnd 4	type Rapid	result 1
		Opponent Viljoen, P (Philip)				Opponent Okkers, J (Jethro)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Midas Chess Youth 2023				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2023-09-09	rnd 3	type Rapid	result 1	date 2024-02-10	rnd 2	type Rapid	result 1
		Opponent Makwarimba, K (Kudzai)				Opponent Radloff, H (Hunther)
2	3	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 2	type Standard	result 1	date 2025-02-22	rnd 4	type Standard	result 1
		Opponent Botha, S (Stiwan)				Opponent Germenis, M (Markos)
3	3	Tournament Stellenbosch Primary Chess Tournament 2023				Tournament Stellenbosch Primary Chess Tournament 2023
		date 2023-08-19	rnd 3	type Rapid	result 1	date 2023-08-19	rnd 5	type Rapid	result 1
		Opponent Rossouw, A (Anja)				Opponent Schoeman, A (Alexander)

#	Games	Start				End
1	3	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 2	type Standard	result 1	date 2025-02-22	rnd 4	type Standard	result 1
		Opponent Botha, S (Stiwan)				Opponent Germenis, M (Markos)
2	2	Tournament Cape Winelands Schools - Prestige 2024				Tournament Cape Winelands Schools - Prestige 2024
		date 2024-03-02	rnd 3	type Standard	result 1	date 2024-03-02	rnd 4	type Standard	result 1
		Opponent Ackerman, C (Corneulse)				Opponent Mcgowan, C (Caleb)
3	1	Tournament Cape Winelands Schools Prestige 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Saul, S (Shuhaigan)				Opponent Saul, S (Shuhaigan)

#	Games	Start				End
1	5	Tournament Midas Chess Youth 2023				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2023-09-09	rnd 3	type Rapid	result 1	date 2024-02-10	rnd 2	type Rapid	result 1
		Opponent Makwarimba, K (Kudzai)				Opponent Radloff, H (Hunther)
2	3	Tournament Stellenbosch Primary Chess Tournament 2023				Tournament Stellenbosch Primary Chess Tournament 2023
		date 2023-08-19	rnd 3	type Rapid	result 1	date 2023-08-19	rnd 5	type Rapid	result 1
		Opponent Rossouw, A (Anja)				Opponent Schoeman, A (Alexander)
3	2	Tournament Stellenbosch Primary 2025				Tournament Stellenbosch Primary 2025
		date 2025-08-16	rnd 3	type Rapid	result 1	date 2025-08-16	rnd 4	type Rapid	result 1
		Opponent Viljoen, P (Philip)				Opponent Okkers, J (Jethro)

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	Harman ,C (Connor)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
1	Harman ,C (Connor)	2	1362.8	1150.3	2	1314.2	1150.3	0	0	0	0	0	0
2	Cavernelis ,L (Lucian)	2	1	0	1	0	-425	1	1	425	0	0	0
2	Cavernelis ,L (Lucian)	2	1128.3	1128.3	1	1099.2	703.3	1	1200	1553.3	0	0	0
3	Kuypers ,P (Parker)	2	0	-425	0	0	0	2	0	-425	0	0	0
3	Kuypers ,P (Parker)	2	1418.4	993.4	0	0	0	2	1374.4	993.4	0	0	0
4	Schoeman ,A (Alexander)	2	1	0	0	0	0	2	1	0	0	0	0
4	Schoeman ,A (Alexander)	2	1240.7	1240.7	0	0	0	2	1230.2	1240.7	0	0	0
5	Januarie ,L (Lee Roy)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Januarie ,L (Lee Roy)	1	1319.9	894.9	1	1318.2	894.9	0	0	0	0	0	0
6	Saul ,S (Shuhaigan)	1	1	425	1	1	425	0	0	0	0	0	0
6	Saul ,S (Shuhaigan)	1	1207.7	1632.7	1	1210.7	1632.7	0	0	0	0	0	0
7	Maree ,T (Tristan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Maree ,T (Tristan)	1	1188.9	763.9	1	1140.8	763.9	0	0	0	0	0	0
8	Mcgowan ,C (Caleb)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mcgowan ,C (Caleb)	1	1125.1	1550.1	1	1138	1550.1	0	0	0	0	0	0
9	Havemann ,A (Ayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Havemann ,A (Ayden)	1	1233.6	808.6	1	1241.1	808.6	0	0	0	0	0	0
10	Makwarimba ,K (Kudzai)	1	1	425	0	0	0	1	1	425	0	0	0
10	Makwarimba ,K (Kudzai)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

De Waal, P (Pieter)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms