Chess South Africa Ratings Database

PLAYER PAGE

Personal

Groenwaldt, J (Jesnick)

Chess SA id

2120300376

FIDE id

Date of birth

2012-08-08 (U14)

Gender

Female

Region

Sarah Baartman (ESB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-01-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1155	1152.1	1194.8	1200
Raw rating	1155	1152.1	1194.8	1200
Weighted rating	1150.1	1147.1	1194.2	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	176.8	177.5	167	165.8
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2024-04-01	1200 2024-04-01
Highest raw rating	1200 2024-03-01	1200 2024-03-01	1200 2024-04-01	1200 2024-04-01
Highest weighted rating	1200 2024-11-01	1200 2024-11-01	1200 2024-04-01	1200 2024-04-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-04-01	1200 2024-04-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1155	1152.1	1194.8	1200
Analysis
Rating	1155	1152.1	1194.8	1200
Raw rating	1155	1152.1	1194.8	1200
Weighted rating	1150.1	1147.1	1194.2
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	176.8	177.5	167	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	1155	1152.1	1194.8	1200
New weighted rating	1150.2	1147.1	1194.2	1200
New weighted performance	0	0	0	0
Temp new rating	1155	1152.1	1194.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1155	1152.1	1194.8	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	4	4	0
	11	5	6
	0	0	0
	0	0	0
	0	0	0
History	15	9	6

Games since
	Main 15	Standard 9		Rapid 6		Blitz 0
Gender	Female
Age group	U14
Region	Sarah Baartman (ESB)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
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	4	0	0	-425	1200.8	775.8
Standard	4	0	0	-425	1200.8	775.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	15	3.5	23.33	-226.7	1167.6	941
Standard	9	1	11.11	-330.6	1180.6	850.1
Rapid	6	2.5	41.67	-70.8	1148.1	1077.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1155	1152.1	1194.8	1200
2025-09-30	1155	1152.1	1194.8	1200
2025-09-01	1155	1152.1	1194.8	1200
2025-08-01	1155	1152.1	1194.8	1200
2025-07-01	1155	1152.1	1194.8	1200
2025-06-01	1155	1152.1	1194.8	1200
2025-05-01	1155	1152.1	1194.8	1200
2025-04-01	1155	1152.1	1194.8	1200
2025-03-01	1155	1152.1	1194.8	1200
2025-02-01	1151.2	1147.4	1194.7	1200
2025-01-01	1134.4	1132	1191.2	1200
2024-12-01	1134.4	1132	1191.2	1200
2024-11-01	1134.4	1132	1191.2	1200
2024-10-01	1134.4	1132	1191.2	1200
2024-09-01	1134.4	1132	1191.2	1200
2024-08-01	1134.4	1132	1191.2	1200
2024-07-01	1134.4	1132	1191.2	1200
2024-09-01	1134.4	1132	1191.2	1200
2024-05-01	1144.2	1132	1200	1200
2024-04-01	1144.2	1132	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

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	2025 SBDCU Trial 2 JBay (U14)	2025-01-25	2025-01-25	Standard	Sarah Baartman (ESB)	5	4	0	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 SBDCU Trial 2 JBay (U14)	2025-01-25	2025-01-25	Standard	Sarah Baartman (ESB)	5	4	0	Yes	Analysis
2	Humansdorp CMC Schools Trials 2024 (U13 Girls)	2024-05-10	2024-05-10	Rapid	Sarah Baartman (ESB)	6	6	2.5	Yes	Analysis
3	Kouga Mayor's Cup 2024 (U15)	2024-03-08	2024-03-09	Standard	Sarah Baartman (ESB)	6	0	0	No	Analysis
4	Kouga Mayor's Cup 2024 (U13)	2024-03-09	2024-03-09	Standard	Sarah Baartman (ESB)	6	5	1	Yes	Analysis

#	Games	Start				End
1	2	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 2	type Rapid	result 1	date 2024-05-10	rnd 3	type Rapid	result 1
		Opponent Solomons, Z (Ziane)				Opponent Hannam, W (Whitney)
2	1	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 6	type Rapid	result 0.5	date 2024-05-10	rnd 6	type Rapid	result 0.5
		Opponent Geldenhuys, A (Amelie)				Opponent Geldenhuys, A (Amelie)
3	1	Tournament Kouga Mayor's Cup 2024				Tournament Kouga Mayor's Cup 2024
		date 2024-03-09	rnd 6	type Standard	result 1	date 2024-03-09	rnd 6	type Standard	result 1
		Opponent Dube, M (Miriam)				Opponent Dube, M (Miriam)

#	Games	Start				End
1	1	Tournament Kouga Mayor's Cup 2024				Tournament Kouga Mayor's Cup 2024
		date 2024-03-09	rnd 6	type Standard	result 1	date 2024-03-09	rnd 6	type Standard	result 1
		Opponent Dube, M (Miriam)				Opponent Dube, M (Miriam)

#	Games	Start				End
1	2	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 2	type Rapid	result 1	date 2024-05-10	rnd 3	type Rapid	result 1
		Opponent Solomons, Z (Ziane)				Opponent Hannam, W (Whitney)
2	1	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 6	type Rapid	result 0.5	date 2024-05-10	rnd 6	type Rapid	result 0.5
		Opponent Geldenhuys, A (Amelie)				Opponent Geldenhuys, A (Amelie)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 2	type Rapid	result 1	date 2024-05-10	rnd 3	type Rapid	result 1
		Opponent Solomons, Z (Ziane)				Opponent Hannam, W (Whitney)
2	1	Tournament Kouga Mayor's Cup 2024				Tournament Kouga Mayor's Cup 2024
		date 2024-03-09	rnd 6	type Standard	result 1	date 2024-03-09	rnd 6	type Standard	result 1
		Opponent Dube, M (Miriam)				Opponent Dube, M (Miriam)

#	Games	Start				End
1	1	Tournament Kouga Mayor's Cup 2024				Tournament Kouga Mayor's Cup 2024
		date 2024-03-09	rnd 6	type Standard	result 1	date 2024-03-09	rnd 6	type Standard	result 1
		Opponent Dube, M (Miriam)				Opponent Dube, M (Miriam)

#	Games	Start				End
1	2	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 2	type Rapid	result 1	date 2024-05-10	rnd 3	type Rapid	result 1
		Opponent Solomons, Z (Ziane)				Opponent Hannam, W (Whitney)

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	Solomons ,Z (Ziane)	2	1	0	1	0	-425	1	1	425	0	0	0
1	Solomons ,Z (Ziane)	2	1120.2	1120.2	1	1105.6	695.2	1	1200	1545.2	0	0	0
2	Hannam ,W (Whitney)	2	1	0	1	0	-425	1	1	425	0	0	0
2	Hannam ,W (Whitney)	2	1163.4	1163.4	1	1200	738.4	1	1200	1588.4	0	0	0
3	Mokhanya ,I (Inganathi)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Mokhanya ,I (Inganathi)	1	1192.8	767.8	1	1192.2	767.8	0	0	0	0	0	0
4	Dube ,M (Miriam)	1	1	425	1	1	425	0	0	0	0	0	0
4	Dube ,M (Miriam)	1	1143.1	1568.1	1	1137.6	1568.1	0	0	0	0	0	0
5	Hendricks ,Z (Zayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Hendricks ,Z (Zayden)	1	1182.4	757.4	1	1149.1	757.4	0	0	0	0	0	0
6	Ndlela ,A (Ayabulela)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Ndlela ,A (Ayabulela)	1	1322.7	897.7	1	1281.7	897.7	0	0	0	0	0	0
7	Bucwa ,K (Kholosani)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Bucwa ,K (Kholosani)	1	1165.1	740.1	1	1153.2	740.1	0	0	0	0	0	0
8	Kuse ,E (Endinako)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Kuse ,E (Endinako)	1	1150.8	725.8	1	1114	725.8	0	0	0	0	0	0
9	Potberg ,H (Hyrone)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Potberg ,H (Hyrone)	1	1147.1	722.1	1	1140.8	722.1	0	0	0	0	0	0
10	Pullen ,R (Riyana)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Pullen ,R (Riyana)	1	1195.4	770.4	0	0	0	1	1250.4	770.4	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Groenwaldt, J (Jesnick)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms