Chess South Africa Ratings Database

PLAYER PAGE

Personal

Grimbly, S (St John)

Chess SA id

1980158264

FIDE id

Date of birth

1998-09-23 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-04-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1204.9	1200	1157.5	1198.4
Raw rating	1204.9	1200	1157.5	1198.4
Weighted rating	1204.2	1200	1155.6	1198.2
Weighted performance	0	0	0	0
Floor	704.9	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	164.7	165.8	176.2	166.2
Highest rating	1204.9 2024-05-01	1200 2018-10-01	1200 2018-10-01	1264.5 2024-04-01
Highest raw rating	1204.9 2024-05-01	1200 2024-02-01	1200 2019-12-01	1200 2024-02-01
Highest weighted rating	1203.1 2025-08-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2024-02-01	1200 2019-12-01	1264.5 2024-04-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1204.9	1200	1157.5	1198.4
Analysis
Rating	1204.9	1200	1157.5	1198.4
Raw rating	1204.9	1200	1157.5	1198.4
Weighted rating	1204.2	1200	1155.6
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	704.9	700	700	700
Max/Min rating change allowed	164.7	165.8	176.2	166.2
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	1204.9	1200	1157.5	1198.4
New weighted rating	1204.4	1200	1155.7	1198.2
New weighted performance	0	0	0	0
Temp new rating	1204.9	1200	1157.5	1198.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1204.9	1200	1157.5	1198.4
New K-factor	36	36	36	36
New floor	704.9	700	700	700

Item	Main	Rapid	Blitz
	0	0	0
	0	0	0
	14	7	7
	12	12	0
	0	0	0
	0	0	0
History	26	19	7

Games since
	Main 14	Standard 0		Rapid 7		Blitz 7
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	26	10	38.46	-98.1	1349.7	1251.6
Standard	0	0	0	0	0	0
Rapid	19	7	36.84	-111.8	1307.6	1195.7
Blitz	7	3	42.86	-60.7	1464	1403.3

Date	Main	Standard	Rapid	Blitz
2025-11-01	1204.9	1200	1157.5	1198.4
2025-09-30	1204.9	1200	1157.5	1198.4
2025-09-01	1204.9	1200	1157.5	1198.4
2025-08-01	1204.9	1200	1157.5	1198.4
2025-07-01	1204.9	1200	1157.5	1198.4
2025-06-01	1204.9	1200	1157.5	1198.4
2025-05-01	1204.9	1200	1157.5	1198.4
2025-04-01	1204.9	1200	1157.5	1198.4
2025-03-01	1204.9	1200	1157.5	1198.4
2025-02-01	1204.9	1200	1157.5	1198.4
2025-01-01	1204.9	1200	1149.9	1197.5
2024-12-01	1204.9	1200	1149.9	1197.5
2024-11-01	1204.9	1200	1149.9	1197.5
2024-10-01	1204.9	1200	1149.9	1197.5
2024-09-01	1204.9	1200	1149.9	1197.5
2024-08-01	1204.9	1200	1149.9	1197.5
2024-07-01	1204.9	1200	1149.9	1197.5
2024-09-01	1204.9	1200	1149.9	1197.5
2024-05-01	1204.9	1200	1149.9	1197.5
2024-04-01	1190	1200	1165.4	1200
2024-03-01	1190	1200	1165.4	1200
2024-02-01	1190	1200	1165.4	1200
2024-01-01	1190	1200	1165.4	1200
2023-12-01	1190	1200	1165.4	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Hermanus Chess Club Open 2024 (Intermediate)	2024-04-20	2024-04-20	Rapid	Overberg (WOS)	7	7	2.5	Yes	Analysis
2	Hermanus Chess Club Open 2024 (Blitz)	2024-04-19	2024-04-19	Blitz	Overberg (WOS)	7	7	3	Yes	Analysis
3	Bonnievale Open Rapid 2023 (Intermediate)	2023-10-21	2023-10-21	Rapid	Cape Winelands (WCW)	6	6	2	Yes	Analysis
4	Curro Durbanville Chess Open Rapid 2023 (Intermediate)	2023-07-15	2023-07-15	Rapid	Cape Town (WCT)	6	6	2.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament Curro Durbanville Chess Open Rapid 2023				Tournament Bonnievale Open Rapid 2023
		date 2023-07-15	rnd 5	type Rapid	result 1	date 2023-10-21	rnd 1	type Rapid	result 1
		Opponent Fisher, L (Lee-Ann)				Opponent Van Der Westhuizen, D (Dawid)
2	2	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-20	rnd 4	type Rapid	result 1	date 2024-04-20	rnd 5	type Rapid	result 1
		Opponent Smit, M (Mario)				Opponent Lowe, C (Connor)
3	2	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-19	rnd 7	type Blitz	result 1	date 2024-04-20	rnd 1	type Rapid	result 0.5
		Opponent Bothma, J (Jaconette)				Opponent Beveridge, TG (Talitha)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Curro Durbanville Chess Open Rapid 2023				Tournament Bonnievale Open Rapid 2023
		date 2023-07-15	rnd 5	type Rapid	result 1	date 2023-10-21	rnd 1	type Rapid	result 1
		Opponent Fisher, L (Lee-Ann)				Opponent Van Der Westhuizen, D (Dawid)
2	2	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-20	rnd 4	type Rapid	result 1	date 2024-04-20	rnd 5	type Rapid	result 1
		Opponent Smit, M (Mario)				Opponent Lowe, C (Connor)
3	1	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-20	rnd 1	type Rapid	result 0.5	date 2024-04-20	rnd 1	type Rapid	result 0.5
		Opponent Beveridge, TG (Talitha)				Opponent Beveridge, TG (Talitha)

#	Games	Start				End
1	1	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-19	rnd 7	type Blitz	result 1	date 2024-04-19	rnd 7	type Blitz	result 1
		Opponent Bothma, J (Jaconette)				Opponent Bothma, J (Jaconette)
2	1	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-19	rnd 5	type Blitz	result 1	date 2024-04-19	rnd 5	type Blitz	result 1
		Opponent Lowe, C (Connor)				Opponent Lowe, C (Connor)
3	1	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-19	rnd 3	type Blitz	result 1	date 2024-04-19	rnd 3	type Blitz	result 1
		Opponent Hendricks, Z (Zhyron)				Opponent Hendricks, Z (Zhyron)

#	Games	Start				End
1	2	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-20	rnd 4	type Rapid	result 1	date 2024-04-20	rnd 5	type Rapid	result 1
		Opponent Smit, M (Mario)				Opponent Lowe, C (Connor)
2	1	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-19	rnd 7	type Blitz	result 1	date 2024-04-19	rnd 7	type Blitz	result 1
		Opponent Bothma, J (Jaconette)				Opponent Bothma, J (Jaconette)
3	1	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-19	rnd 5	type Blitz	result 1	date 2024-04-19	rnd 5	type Blitz	result 1
		Opponent Lowe, C (Connor)				Opponent Lowe, C (Connor)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-20	rnd 4	type Rapid	result 1	date 2024-04-20	rnd 5	type Rapid	result 1
		Opponent Smit, M (Mario)				Opponent Lowe, C (Connor)
2	1	Tournament Bonnievale Open Rapid 2023				Tournament Bonnievale Open Rapid 2023
		date 2023-10-21	rnd 4	type Rapid	result 1	date 2023-10-21	rnd 4	type Rapid	result 1
		Opponent Galant, K (Keagan)				Opponent Galant, K (Keagan)
3	1	Tournament Bonnievale Open Rapid 2023				Tournament Bonnievale Open Rapid 2023
		date 2023-10-21	rnd 1	type Rapid	result 1	date 2023-10-21	rnd 1	type Rapid	result 1
		Opponent Van Der Westhuizen, D (Dawid)				Opponent Van Der Westhuizen, D (Dawid)

#	Games	Start				End
1	1	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-19	rnd 7	type Blitz	result 1	date 2024-04-19	rnd 7	type Blitz	result 1
		Opponent Bothma, J (Jaconette)				Opponent Bothma, J (Jaconette)
2	1	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-19	rnd 5	type Blitz	result 1	date 2024-04-19	rnd 5	type Blitz	result 1
		Opponent Lowe, C (Connor)				Opponent Lowe, C (Connor)
3	1	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-19	rnd 3	type Blitz	result 1	date 2024-04-19	rnd 3	type Blitz	result 1
		Opponent Hendricks, Z (Zhyron)				Opponent Hendricks, Z (Zhyron)

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	Lowe ,C (Connor)	2	2	425	0	0	0	1	1	425	1	1	425
1	Lowe ,C (Connor)	2	1335	1760	0	0	0	1	1307	1760	1	1200	1760
2	Ngudle ,M (Mandisi)	1	0	-425	0	0	0	1	0	-425	0	0	0
2	Ngudle ,M (Mandisi)	1	1381.1	956.1	0	0	0	1	1364.8	956.1	0	0	0
3	Galant ,K (Keagan)	1	1	425	0	0	0	1	1	425	0	0	0
3	Galant ,K (Keagan)	1	1191.2	1616.2	0	0	0	1	1175.6	1616.2	0	0	0
4	Van Staden ,N (Neeson)	1	0	-425	0	0	0	1	0	-425	0	0	0
4	Van Staden ,N (Neeson)	1	1220.5	795.5	0	0	0	1	1183.6	795.5	0	0	0
5	Dando ,P (Paul)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Dando ,P (Paul)	1	1188.5	763.5	0	0	0	1	1200	763.5	0	0	0
6	Strauss ,B (Branden)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Strauss ,B (Branden)	1	1205	780	0	0	0	1	1191.6	780	0	0	0
7	Van Wyk ,A (Annemie)	1	1	425	0	0	0	1	1	425	0	0	0
7	Van Wyk ,A (Annemie)	1	1151.4	1576.4	0	0	0	1	1190.4	1576.4	0	0	0
8	Budge ,D (Daniel)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Budge ,D (Daniel)	1	1422.6	997.6	0	0	0	1	1279.4	997.6	0	0	0
9	Fisher ,L (Lee-Ann)	1	1	425	0	0	0	1	1	425	0	0	0
9	Fisher ,L (Lee-Ann)	1	1154	1579	0	0	0	1	1101.7	1579	0	0	0
10	Budge ,B (Benjamin)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Budge ,B (Benjamin)	1	1454.8	1029.8	0	0	0	1	1314.8	1029.8	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Grimbly, S (St John)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms