Chess South Africa Ratings Database

PLAYER PAGE

Personal

Diedericks, S (Shardonique)

Chess SA id

2130191174

FIDE id

Date of birth

2013-03-14 (U14)

Gender

Female

Region

Cape Winelands (WCW)

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

1098.7

Item	Main	Standard	Rapid	Blitz
Rating	1212	1177.2	1228.7	1200
Raw rating	1212	1177.2	1228.7	1200
Weighted rating	1179	1174.6	1180.3	1200
Weighted performance	1128.7	1001.7	1171.9	0
Floor	712	706.1	728.7	700
K-factor	36	36	36	36
Min/Max rating change allowed	163	171.3	159.2	165.8
Highest rating	1212 2025-09-01	1236 2024-04-01	1228.7 2025-09-01	1200 2018-10-01
Highest raw rating	1212 2025-09-01	1206.1 2024-06-01	1228.7 2025-09-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1206.1 2024-07-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1236 2024-04-01	1200 2019-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1212	1177.2	1228.7	1200
Analysis
Rating	1212	1177.2	1228.7	1200
Raw rating	1212	1177.2	1228.7	1200
Weighted rating	1179	1174.6	1180.3
Weighted performance	1128.7	1001.7	1171.9
K-factor	36	36	36	36
Floor	712	706.1	728.7	700
Max/Min rating change allowed	163	171.3	159.2	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	1212	1177.2	1228.7	1200
New weighted rating	1182	1174.4	1185.2	1200
New weighted performance	1121.9	995.2	1164.7	0
Temp new rating	1212	1177.2	1228.7	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1212	1177.2	1228.7	1200
New K-factor	36	36	36	36
New floor	712	706.1	728.7	700

Item	Main	Standard	Rapid
	0	0	0
	30	15	15
	37	21	16
	5	0	5
	0	0	0
	0	0	0
History	72	36	36

Games since
	Main 72	Standard 36		Rapid 36		Blitz 0
Gender	Female
Age group	U14
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	4046		1354		194
Female	960		386		64
U14	785		263		46
U14 Female	226		94		20
Standard
	RSA		Province		Region
Overall	4227		1205		172
Female	1050		386		68
U14	839		230		33
U14 Female	255		94		20
Rapid
	RSA		Province		Region
Overall	1492		735		125
Female	303		166		35
U14	333		171		38
U14 Female	93		50		12
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 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	30	12.5	41.67	-70.8	1275.4	1204.5
Standard	15	5.5	36.67	-113.3	1245.4	1132.1
Rapid	15	7	46.67	-28.3	1305.3	1277
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	72	28.5	39.58	-88.5	1255.2	1166.7
Standard	36	13.5	37.5	-106.2	1241.4	1135.2
Rapid	36	15	41.67	-70.8	1269	1198.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1212	1177.2	1228.7	1200
2025-09-30	1212	1177.2	1228.7	1200
2025-09-01	1212	1177.2	1228.7	1200
2025-08-01	1170.4	1177.2	1175.1	1200
2025-07-01	1170.4	1177.2	1175.1	1200
2025-06-01	1170.4	1177.2	1175.1	1200
2025-05-01	1170.4	1177.2	1175.1	1200
2025-04-01	1169.6	1176.1	1175.1	1200
2025-03-01	1171.4	1178.2	1175.1	1200
2025-02-01	1172.3	1177.6	1175.1	1200
2025-01-01	1166.9	1143.1	1175.1	1200
2024-12-01	1166.9	1143.1	1175.1	1200
2024-11-01	1166.9	1143.1	1175.1	1200
2024-10-01	1168.7	1166.9	1146.7	1200
2024-09-01	1168.7	1166.9	1146.7	1200
2024-08-01	1149	1160.4	1146.7	1200
2024-07-01	1182.8	1206.1	1146.7	1200
2024-09-01	1182.8	1206.1	1146.7	1200
2024-05-01	1161.6	1200	1130.1	1200
2024-04-01	1161.6	1200	1130.1	1200
2024-03-01	1161.6	1200	1130.1	1200
2024-02-01	1161.6	1200	1130.1	1200
2024-01-01	1177.5	1200	1155.7	1200
2023-12-01	1177.5	1200	1155.7	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	Cape Winelands Top Schools 2025 (U13)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	5	1	Yes	Analysis
2	De Villiers PS 2025 (U14 Girls)	2025-08-16	2025-08-16	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis
3	Cape Winelands Schools Development 2025 (U13 Girls)	2025-08-02	2025-08-02	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
4	Cape Winelands Schools Prestige 2025 (U13 Girls)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	1.5	Yes	Analysis
5	Cape Winelands Schools - Trials 1 2025 (U13 Girls)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
6	Marie Delport Memorial 2025 (U14 Girls)	2025-01-25	2025-01-26	Standard	Cape Winelands (WCW)	6	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Winelands Top Schools 2025 (U13)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	5	1	Yes	Analysis
2	De Villiers PS 2025 (U14 Girls)	2025-08-16	2025-08-16	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis
3	Cape Winelands Schools Development 2025 (U13 Girls)	2025-08-02	2025-08-02	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
4	Cape Winelands Schools Prestige 2025 (U13 Girls)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	1.5	Yes	Analysis
5	Cape Winelands Schools - Trials 1 2025 (U13 Girls)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
6	Marie Delport Memorial 2025 (U14 Girls)	2025-01-25	2025-01-26	Standard	Cape Winelands (WCW)	6	5	2	Yes	Analysis
7	Worcester Knock-Out 2024 (U11 Girls)	2024-10-19	2024-10-19	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis
8	Strategema Chess October 2024 (U11)	2024-10-05	2024-10-05	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
9	De Villiers PS Tournament 2024 (U14)	2024-08-17	2024-08-17	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
10	Cape Winelands - Top Schools 2024 (U13 Mixed)	2024-07-27	2024-07-27	Standard	Cape Winelands (WCW)	5	5	1	Yes	Analysis
11	Robertson Strategema Chess May 2024 (U11)	2024-05-11	2024-05-11	Rapid	Cape Winelands (WCW)	5	4	2	Yes	Analysis
12	Worcester PS League 2024 (U13)	2024-04-27	2024-04-27	Standard	Cape Winelands (WCW)	7	6	3	Yes	Analysis
13	Cape Winelands - Marie Delport Memorial 2024 (U12)	2024-01-27	2024-01-27	Rapid	Cape Winelands (WCW)	6	6	2	Yes	Analysis
14	Ashton Skaakmat Rapid 2023 (U11)	2023-11-18	2023-11-18	Rapid	Cape Winelands (WCW)	6	5	1	Yes	Analysis

#	Games	Start				End
1	4	Tournament Cape Winelands Schools Development 2025				Tournament Cape Winelands Schools Development 2025
		date 2025-08-02	rnd 2	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Heyns, K (Khiante)				Opponent Sekoe, M (Mellinda)
2	3	Tournament Strategema Chess October 2024				Tournament Worcester Knock-Out 2024
		date 2024-10-05	rnd 4	type Standard	result 1	date 2024-10-19	rnd 1	type Rapid	result 1
		Opponent Makipa, M (Michael)				Opponent Jeftha, L (Layla Grace)
3	2	Tournament De Villiers PS 2025				Tournament De Villiers PS 2025
		date 2025-08-16	rnd 3	type Rapid	result 1	date 2025-08-16	rnd 4	type Rapid	result 1
		Opponent Plaatjies, A (Anjali)				Opponent Sauls, L (Lekisha)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 3	type Standard	result 1	date 2025-02-22	rnd 4	type Standard	result 1
		Opponent Wentzel, C (Charonay)				Opponent Elan-Puttic, O (Olivia)
2	2	Tournament Strategema Chess October 2024				Tournament Strategema Chess October 2024
		date 2024-10-05	rnd 4	type Standard	result 1	date 2024-10-05	rnd 5	type Standard	result 1
		Opponent Makipa, M (Michael)				Opponent Pieterse, J (Jamel)
3	2	Tournament Worcester PS League 2024				Tournament Worcester PS League 2024
		date 2024-04-27	rnd 6	type Standard	result 1	date 2024-04-27	rnd 7	type Standard	result 1
		Opponent Makhetha, U (Uphile)				Opponent Marengoe, B (Berneto)

#	Games	Start				End
1	4	Tournament Cape Winelands Schools Development 2025				Tournament Cape Winelands Schools Development 2025
		date 2025-08-02	rnd 2	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Heyns, K (Khiante)				Opponent Sekoe, M (Mellinda)
2	3	Tournament Robertson Strategema Chess May 2024				Tournament Worcester Knock-Out 2024
		date 2024-05-11	rnd 4	type Rapid	result 1	date 2024-10-19	rnd 1	type Rapid	result 1
		Opponent Pieterse, J (Jamel)				Opponent Jeftha, L (Layla Grace)
3	2	Tournament De Villiers PS 2025				Tournament De Villiers PS 2025
		date 2025-08-16	rnd 3	type Rapid	result 1	date 2025-08-16	rnd 4	type Rapid	result 1
		Opponent Plaatjies, A (Anjali)				Opponent Sauls, L (Lekisha)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Cape Winelands Schools Development 2025				Tournament Cape Winelands Schools Development 2025
		date 2025-08-02	rnd 2	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Heyns, K (Khiante)				Opponent Sekoe, M (Mellinda)
2	3	Tournament Strategema Chess October 2024				Tournament Worcester Knock-Out 2024
		date 2024-10-05	rnd 4	type Standard	result 1	date 2024-10-19	rnd 1	type Rapid	result 1
		Opponent Makipa, M (Michael)				Opponent Jeftha, L (Layla Grace)
3	2	Tournament De Villiers PS 2025				Tournament De Villiers PS 2025
		date 2025-08-16	rnd 3	type Rapid	result 1	date 2025-08-16	rnd 4	type Rapid	result 1
		Opponent Plaatjies, A (Anjali)				Opponent Sauls, L (Lekisha)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 3	type Standard	result 1	date 2025-02-22	rnd 4	type Standard	result 1
		Opponent Wentzel, C (Charonay)				Opponent Elan-Puttic, O (Olivia)
2	2	Tournament Strategema Chess October 2024				Tournament Strategema Chess October 2024
		date 2024-10-05	rnd 4	type Standard	result 1	date 2024-10-05	rnd 5	type Standard	result 1
		Opponent Makipa, M (Michael)				Opponent Pieterse, J (Jamel)
3	2	Tournament Worcester PS League 2024				Tournament Worcester PS League 2024
		date 2024-04-27	rnd 6	type Standard	result 1	date 2024-04-27	rnd 7	type Standard	result 1
		Opponent Makhetha, U (Uphile)				Opponent Marengoe, B (Berneto)

#	Games	Start				End
1	4	Tournament Cape Winelands Schools Development 2025				Tournament Cape Winelands Schools Development 2025
		date 2025-08-02	rnd 2	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Heyns, K (Khiante)				Opponent Sekoe, M (Mellinda)
2	3	Tournament Robertson Strategema Chess May 2024				Tournament Worcester Knock-Out 2024
		date 2024-05-11	rnd 4	type Rapid	result 1	date 2024-10-19	rnd 1	type Rapid	result 1
		Opponent Pieterse, J (Jamel)				Opponent Jeftha, L (Layla Grace)
3	2	Tournament De Villiers PS 2025				Tournament De Villiers PS 2025
		date 2025-08-16	rnd 3	type Rapid	result 1	date 2025-08-16	rnd 4	type Rapid	result 1
		Opponent Plaatjies, A (Anjali)				Opponent Sauls, L (Lekisha)

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	Klopper ,E (Elzaan)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Klopper ,E (Elzaan)	3	1418.8	993.8	3	1379.3	993.8	0	0	0	0	0	0
2	Cilliers ,D (Dene)	3	0	-425	0	0	0	3	0	-425	0	0	0
2	Cilliers ,D (Dene)	3	1553.8	1128.8	0	0	0	3	1486.2	1128.8	0	0	0
3	Goso ,I (Izwi)	2	1	0	2	1	0	0	0	0	0	0	0
3	Goso ,I (Izwi)	2	1143.8	1143.8	2	1081.8	1143.8	0	0	0	0	0	0
4	Joel ,R (Roneeq)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Joel ,R (Roneeq)	2	1303.6	878.6	2	1301.4	878.6	0	0	0	0	0	0
5	Van Niekerk ,L (Lisa)	2	1	0	2	1	0	0	0	0	0	0	0
5	Van Niekerk ,L (Lisa)	2	1213.8	1213.8	2	1217.9	1213.8	0	0	0	0	0	0
6	Coetzee ,E (Emma)	2	1	0	1	0	-425	1	1	425	0	0	0
6	Coetzee ,E (Emma)	2	1198.6	1198.6	1	1275.9	773.6	1	1143.6	1623.6	0	0	0
7	Pieterse ,J (Jamel)	2	2	425	1	1	425	1	1	425	0	0	0
7	Pieterse ,J (Jamel)	2	1140.4	1565.4	1	1082.4	1565.4	1	1193.2	1565.4	0	0	0
8	Venter ,D (Danelize)	2	0	-425	1	0	-425	1	0	-425	0	0	0
8	Venter ,D (Danelize)	2	1261.2	836.2	1	1275.5	836.2	1	1225.4	836.2	0	0	0
9	Lukas ,J (Janeva)	2	0	-425	0	0	0	2	0	-425	0	0	0
9	Lukas ,J (Janeva)	2	1392.8	967.8	0	0	0	2	1354.6	967.8	0	0	0
10	Van Der Westhuizen ,L (Linli)	2	0	-425	0	0	0	2	0	-425	0	0	0
10	Van Der Westhuizen ,L (Linli)	2	1390.1	965.1	0	0	0	2	1325.3	965.1	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Diedericks, S (Shardonique)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms