Chess South Africa Ratings Database

PLAYER PAGE

Personal

Groenewald, J (Jody)

Chess SA id

2100307523

FIDE id

Date of birth

2010-09-19 (U16)

Gender

Female

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

2025-03-23

Junior GPX Games

Junior GPX Points

1156.4

Item	Main	Standard	Rapid	Blitz
Rating	1234.3	1242.4	1199.9	1200
Raw rating	1234.3	1242.4	1199.9	1200
Weighted rating	1201.1	1202.3	1199.9	1200
Weighted performance	1218.5	0	0	0
Floor	734.3	742.4	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	157.9	156.1	165.8	165.8
Highest rating	1234.3 2025-09-30	1242.4 2025-09-30	1200 2024-07-01	1200 2024-07-01
Highest raw rating	1234.3 2025-09-30	1242.4 2025-09-30	1200 2024-07-01	1200 2024-07-01
Highest weighted rating	1201.1 2025-09-30	1202.3 2025-09-30	1200 2024-07-01	1200 2024-07-01
Highest weighted performance	1218.5 2025-09-30	1210.7 2024-07-01	1200 2024-07-01	1200 2024-07-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1234.3	1242.4	1199.9	1200
Analysis
Rating	1234.3	1242.4	1199.9	1200
Raw rating	1234.3	1242.4	1199.9	1200
Weighted rating	1201.1	1202.3	1199.9
Weighted performance	1218.5	0	0
K-factor	36	36	36	36
Floor	734.3	742.4	700	700
Max/Min rating change allowed	157.9	156.1	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	1234.3	1242.4	1199.9	1200
New weighted rating	1203.9	1205.6	1199.9	1200
New weighted performance	1218	0	0	0
Temp new rating	1234.3	1242.4	1199.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1234.3	1242.4	1199.9	1200
New K-factor	36	36	36	36
New floor	734.3	742.4	700	700

Item	Main	Standard	Rapid
	0	0	0
	25	19	6
	4	4	0
	0	0	0
	0	0	0
	0	0	0
History	29	23	6

Games since
	Main 29	Standard 23		Rapid 6		Blitz 0
Gender	Female
Age group	U16
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 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	25	12	48	-17	1221.8	1204.8
Standard	19	9.5	50	0	1219.9	1219.9
Rapid	6	2.5	41.67	-70.8	1227.8	1157
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	29	14	48.28	-14.7	1213.9	1199.3
Standard	23	11.5	50	0	1210.3	1210.3
Rapid	6	2.5	41.67	-70.8	1227.8	1157
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1234.3	1242.4	1199.9	1200
2025-09-01	1206.2	1209.7	1199.9	1200
2025-08-01	1197.7	1197.9	1199.9	1200
2025-07-01	1197.7	1197.9	1199.9	1200
2025-06-01	1197.7	1197.9	1199.9	1200
2025-05-01	1196.8	1196.6	1199.9	1200
2025-04-01	1197.4	1196.7	1199.9	1200
2025-03-01	1197.6	1198.4	1199	1200
2025-02-01	1198	1198.3	1200	1200
2025-01-01	1194.7	1195.3	1200	1200
2024-12-01	1194.7	1195.3	1200	1200
2024-11-01	1194.7	1195.3	1200	1200
2024-10-01	1194.7	1195.3	1200	1200
2024-09-01	1199.3	1200	1200	1200
2024-08-01	1199.3	1200	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	Western Cape Schools - Top Schools 2025 (U15 Girls)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	5	4	3	Yes	Analysis
2	Overberg Top Schools 2025 (U15-U19 Girls)	2025-08-02	2025-08-02	Standard	Overberg (WOS)	5	4	2	Yes	Analysis
3	Western Cape Schools Individual Championship 2025 (U15 Girls)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	2	Yes	Analysis
4	Overberg Schools - HS Closed 2025 (U15 Girls)	2025-03-22	2025-03-22	Standard	Overberg (WOS)	5	5	2.5	Yes	Analysis
5	Overberg Schools - HS Trials 2025 (U15 Girls)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U15 Girls)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	5	4	3	Yes	Analysis
2	Overberg Top Schools 2025 (U15-U19 Girls)	2025-08-02	2025-08-02	Standard	Overberg (WOS)	5	4	2	Yes	Analysis
3	Western Cape Schools Individual Championship 2025 (U15 Girls)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	2	Yes	Analysis
4	Overberg Schools - HS Closed 2025 (U15 Girls)	2025-03-22	2025-03-22	Standard	Overberg (WOS)	5	5	2.5	Yes	Analysis
5	Overberg Schools - HS Trials 2025 (U15 Girls)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	2.5	Yes	Analysis
6	Western Cape Top Schools Championship 2024 (U15 Girls)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	2	1	Yes	Analysis
7	Overberg Schools - Top Schools 2024 (U9-U15 Girls)	2024-07-27	2024-07-27	Standard	Overberg (WOS)	5	2	1	Yes	Analysis

#	Games	Start				End
1	2	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 3	type Standard	result 1	date 2025-09-07	rnd 5	type Standard	result 1
		Opponent Tsemane, S (Sanele)				Opponent Komeni, L (Lilo)
2	2	Tournament Overberg Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-02	rnd 5	type Standard	result 1	date 2025-09-06	rnd 1	type Standard	result 1
		Opponent Mushowe, L (Lee-Anne)				Opponent Steenkamp, A (Abigail)
3	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 4	type Standard	result 1	date 2025-04-27	rnd 5	type Standard	result 1
		Opponent Skritten, A (Amber-Rose)				Opponent Ngesi, A (Acwenga)

#	Games	Start				End
1	2	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 3	type Standard	result 1	date 2025-09-07	rnd 5	type Standard	result 1
		Opponent Tsemane, S (Sanele)				Opponent Komeni, L (Lilo)
2	2	Tournament Overberg Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-02	rnd 5	type Standard	result 1	date 2025-09-06	rnd 1	type Standard	result 1
		Opponent Mushowe, L (Lee-Anne)				Opponent Steenkamp, A (Abigail)
3	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 4	type Standard	result 1	date 2025-04-27	rnd 5	type Standard	result 1
		Opponent Skritten, A (Amber-Rose)				Opponent Ngesi, A (Acwenga)

#	Games	Start				End
1	2	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Trials 2025
		date 2025-02-22	rnd 3	type Rapid	result 0.5	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Pieterse, J (Jay-Leigh)				Opponent van de Rheede, F (Farownique)
2	1	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Trials 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Makhado, E (Esona)				Opponent Makhado, E (Esona)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 3	type Standard	result 1	date 2025-09-07	rnd 5	type Standard	result 1
		Opponent Tsemane, S (Sanele)				Opponent Komeni, L (Lilo)
2	2	Tournament Overberg Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-02	rnd 5	type Standard	result 1	date 2025-09-06	rnd 1	type Standard	result 1
		Opponent Mushowe, L (Lee-Anne)				Opponent Steenkamp, A (Abigail)
3	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 4	type Standard	result 1	date 2025-04-27	rnd 5	type Standard	result 1
		Opponent Skritten, A (Amber-Rose)				Opponent Ngesi, A (Acwenga)

#	Games	Start				End
1	2	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 3	type Standard	result 1	date 2025-09-07	rnd 5	type Standard	result 1
		Opponent Tsemane, S (Sanele)				Opponent Komeni, L (Lilo)
2	2	Tournament Overberg Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-02	rnd 5	type Standard	result 1	date 2025-09-06	rnd 1	type Standard	result 1
		Opponent Mushowe, L (Lee-Anne)				Opponent Steenkamp, A (Abigail)
3	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 4	type Standard	result 1	date 2025-04-27	rnd 5	type Standard	result 1
		Opponent Skritten, A (Amber-Rose)				Opponent Ngesi, A (Acwenga)

#	Games	Start				End
1	1	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Trials 2025
		date 2025-02-22	rnd 4	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent van de Rheede, F (Farownique)				Opponent van de Rheede, F (Farownique)
2	1	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Trials 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Makhado, E (Esona)				Opponent Makhado, E (Esona)

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	Batyie ,L (Liyema)	2	2	425	2	2	425	0	0	0	0	0	0
1	Batyie ,L (Liyema)	2	1191.8	1616.8	2	1190.1	1616.8	0	0	0	0	0	0
2	Pieterse ,J (Jay-Leigh)	2	0.5	-212.5	1	0	-425	1	0.5	0	0	0	0
2	Pieterse ,J (Jay-Leigh)	2	1114.6	902.1	1	1070	689.6	1	1160.1	1114.6	0	0	0
3	Nel ,A (Anika)	1	1	425	1	1	425	0	0	0	0	0	0
3	Nel ,A (Anika)	1	1130.3	1555.3	1	1091.2	1555.3	0	0	0	0	0	0
4	D`Ambrosio ,D (Djuna)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	D`Ambrosio ,D (Djuna)	1	1250.2	825.2	1	1201.5	825.2	0	0	0	0	0	0
5	Steenkamp ,A (Abigail)	1	1	425	1	1	425	0	0	0	0	0	0
5	Steenkamp ,A (Abigail)	1	1202.2	1627.2	1	1200	1627.2	0	0	0	0	0	0
6	Mushowe ,L (Lee-Anne)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mushowe ,L (Lee-Anne)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Fihla ,L (Lethabo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Fihla ,L (Lethabo)	1	1352.8	927.8	1	1362.2	927.8	0	0	0	0	0	0
8	Mutumbi ,M (Melisa)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mutumbi ,M (Melisa)	1	1149.1	1574.1	1	1170	1574.1	0	0	0	0	0	0
9	Miller-Bake ,A (Arianna)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Miller-Bake ,A (Arianna)	1	1128.6	703.6	1	1112.5	703.6	0	0	0	0	0	0
10	Somi ,O (Onwabe)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Somi ,O (Onwabe)	1	1181.8	756.8	1	1200	756.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Groenewald, J (Jody)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms