Chess South Africa Ratings Database

PLAYER PAGE

Personal

Booysen, S (Skyler)

Chess SA id

2170307292

FIDE id

Date of birth

2017-09-24 (U10)

Gender

Female

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-07-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

901

Item	Main	Standard	Rapid	Blitz
Rating	1148.3	1183.7	1144.6	1200
Raw rating	1147.3	1180.3	1144.6	1200
Weighted rating	1148.3	1183.7	1141.7	1200
Weighted performance	821.5	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	178.7	170.5	179.4	165.8
Highest rating	1200 2024-07-01	1200 2024-07-01	1200 2024-07-01	1200 2024-10-01
Highest raw rating	1200 2024-07-01	1200 2024-07-01	1200 2024-07-01	1200 2024-10-01
Highest weighted rating	1200 2024-07-01	1200 2024-07-01	1200 2024-07-01	1200 2024-10-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-07-01	1200 2024-10-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-1	-0.6	0	0
New rating	1147.3	1183.1	1144.6	1200
Analysis
Rating	1148.3	1183.7	1144.6	1200
Raw rating	1147.3	1180.3	1144.6	1200
Weighted rating	1148.3	1183.7	1141.7
Weighted performance	821.5	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	178.7	170.5	179.4	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	1147.3	1180.3	1144.6	1200
New weighted rating	1147.3	1183.1	1140.9	1200
New weighted performance	821.2	0	0	0
Temp new rating	1147.3	1183.1	1144.6	1200
Temp new rating +/-	-1	-0.6	0	0
Final new rating +/-	-1	-0.6	0	0
New rating	1147.3	1183.1	1144.6	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	31	19	12
	9	3	6
	0	0	0
	0	0	0
	0	0	0
History	40	22	18

Games since
	Main 40	Standard 22		Rapid 18		Blitz 0
Gender	Female
Age group	U10
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	4262		1430		382
Female	1078		445		126
U10	419		145		51
U10 Female	109		46		17
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U10	-1		-1		-1
U10 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U10	-1		-1		-1
U10 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U10	-1		-1		-1
U10 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	31	3.5	11.29	-329	1245.4	916.4
Standard	19	2.5	13.16	-313.2	1220.1	907
Rapid	12	1	8.33	-354.2	1285.4	931.2
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	40	4.5	11.25	-329.4	1224.2	894.8
Standard	22	3.5	15.91	-289.8	1214.9	925.1
Rapid	18	1	5.56	-377.8	1235.6	857.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1147.3	1180.3	1144.6	1200
2025-09-01	1147.3	1180.3	1144.6	1200
2025-08-01	1147.3	1180.3	1144.6	1200
2025-07-01	1152.3	1186.2	1144.6	1200
2025-06-01	1150	1186.2	1135.6	1200
2025-05-01	1155.3	1186.2	1152	1200
2025-04-01	1153.1	1181.9	1152	1200
2025-03-01	1153.4	1180.9	1152	1200
2025-02-01	1156	1187.8	1148.4	1200
2025-01-01	1100.5	1175.2	1080.1	1200
2024-12-01	1100.5	1175.2	1080.1	1200
2024-11-01	1100.5	1175.2	1080.1	1200
2024-10-01	1100.5	1175.2	1080.1	1200
2024-09-01	1100.5	1175.2	1080.1	1200
2024-08-01	1179.7	1175.2	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	George Top Schools 2025 (U9)	2025-07-26	2025-07-26	Standard	Eden (WEG)	5	4	0	Yes	Analysis
2	Dennie Chess Rapid Tournament Open 2025 (U9)	2025-05-24	2025-05-24	Rapid	Eden (WEG)	5	5	1	Yes	Analysis
3	Southern Knights Rapid 2025 (C)	2025-05-03	2025-05-03	Rapid	Eden (WEG)	7	7	0	Yes	Analysis
4	George Schools Chess Trials 3 2025 (U9 Girls)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	0.5	Yes	Analysis
5	George Schools Chess Trials 2 2025 (U9 Girls)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	0	Yes	Analysis
6	George Schools Chess Trials 1 2025 (U9 Girls)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	George Top Schools 2025 (U9)	2025-07-26	2025-07-26	Standard	Eden (WEG)	5	4	0	Yes	Analysis
2	Dennie Chess Rapid Tournament Open 2025 (U9)	2025-05-24	2025-05-24	Rapid	Eden (WEG)	5	5	1	Yes	Analysis
3	Southern Knights Rapid 2025 (C)	2025-05-03	2025-05-03	Rapid	Eden (WEG)	7	7	0	Yes	Analysis
4	George Schools Chess Trials 3 2025 (U9 Girls)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	0.5	Yes	Analysis
5	George Schools Chess Trials 2 2025 (U9 Girls)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	0	Yes	Analysis
6	George Schools Chess Trials 1 2025 (U9 Girls)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis
7	Eden Rapid 2024 (B)	2024-08-03	2024-08-03	Rapid	Eden (WEG)	6	6	0	Yes	Analysis
8	George Primary Top Schools 2024 (U7)	2024-07-20	2024-07-20	Standard	Eden (WEG)	5	3	1	Yes	Analysis

#	Games	Start				End
1	2	Tournament George Schools Chess Trials 1 2025				Tournament George Schools Chess Trials 1 2025
		date 2025-02-01	rnd 3	type Standard	result 1	date 2025-02-01	rnd 4	type Standard	result 1
		Opponent Knickelbein, J (Jessica)				Opponent Jama, A (Alupheli)
2	1	Tournament Dennie Chess Rapid Tournament Open 2025				Tournament Dennie Chess Rapid Tournament Open 2025
		date 2025-05-24	rnd 3	type Rapid	result 1	date 2025-05-24	rnd 3	type Rapid	result 1
		Opponent D Elboux, M (Mine)				Opponent D Elboux, M (Mine)
3	1	Tournament George Schools Chess Trials 3 2025				Tournament George Schools Chess Trials 3 2025
		date 2025-03-01	rnd 5	type Standard	result 0.5	date 2025-03-01	rnd 5	type Standard	result 0.5
		Opponent Matthews, M (Minke)				Opponent Matthews, M (Minke)

#	Games	Start				End
1	2	Tournament George Schools Chess Trials 1 2025				Tournament George Schools Chess Trials 1 2025
		date 2025-02-01	rnd 3	type Standard	result 1	date 2025-02-01	rnd 4	type Standard	result 1
		Opponent Knickelbein, J (Jessica)				Opponent Jama, A (Alupheli)
2	1	Tournament George Schools Chess Trials 3 2025				Tournament George Schools Chess Trials 3 2025
		date 2025-03-01	rnd 5	type Standard	result 0.5	date 2025-03-01	rnd 5	type Standard	result 0.5
		Opponent Matthews, M (Minke)				Opponent Matthews, M (Minke)
3	1	Tournament George Primary Top Schools 2024				Tournament George Primary Top Schools 2024
		date 2024-07-20	rnd 3	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 1
		Opponent Van Zyl, C (Cihan)				Opponent Van Zyl, C (Cihan)

#	Games	Start				End
1	1	Tournament Dennie Chess Rapid Tournament Open 2025				Tournament Dennie Chess Rapid Tournament Open 2025
		date 2025-05-24	rnd 3	type Rapid	result 1	date 2025-05-24	rnd 3	type Rapid	result 1
		Opponent D Elboux, M (Mine)				Opponent D Elboux, M (Mine)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament George Schools Chess Trials 1 2025				Tournament George Schools Chess Trials 1 2025
		date 2025-02-01	rnd 3	type Standard	result 1	date 2025-02-01	rnd 4	type Standard	result 1
		Opponent Knickelbein, J (Jessica)				Opponent Jama, A (Alupheli)
2	1	Tournament Dennie Chess Rapid Tournament Open 2025				Tournament Dennie Chess Rapid Tournament Open 2025
		date 2025-05-24	rnd 3	type Rapid	result 1	date 2025-05-24	rnd 3	type Rapid	result 1
		Opponent D Elboux, M (Mine)				Opponent D Elboux, M (Mine)
3	1	Tournament George Primary Top Schools 2024				Tournament George Primary Top Schools 2024
		date 2024-07-20	rnd 3	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 1
		Opponent Van Zyl, C (Cihan)				Opponent Van Zyl, C (Cihan)

#	Games	Start				End
1	2	Tournament George Schools Chess Trials 1 2025				Tournament George Schools Chess Trials 1 2025
		date 2025-02-01	rnd 3	type Standard	result 1	date 2025-02-01	rnd 4	type Standard	result 1
		Opponent Knickelbein, J (Jessica)				Opponent Jama, A (Alupheli)
2	1	Tournament George Primary Top Schools 2024				Tournament George Primary Top Schools 2024
		date 2024-07-20	rnd 3	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 1
		Opponent Van Zyl, C (Cihan)				Opponent Van Zyl, C (Cihan)

#	Games	Start				End
1	1	Tournament Dennie Chess Rapid Tournament Open 2025				Tournament Dennie Chess Rapid Tournament Open 2025
		date 2025-05-24	rnd 3	type Rapid	result 1	date 2025-05-24	rnd 3	type Rapid	result 1
		Opponent D Elboux, M (Mine)				Opponent D Elboux, M (Mine)

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	Jama ,A (Alupheli)	2	1	0	2	1	0	0	0	0	0	0	0
1	Jama ,A (Alupheli)	2	1200	1200	2	1200	1200	0	0	0	0	0	0
2	Stuurman ,E (Emi)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Stuurman ,E (Emi)	2	1198.5	773.5	2	1198.3	773.5	0	0	0	0	0	0
3	Lombard ,M (Mia)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Lombard ,M (Mia)	2	1199.4	774.4	2	1199.3	774.4	0	0	0	0	0	0
4	Malukazi ,S (Shammah)	2	0	-425	1	0	-425	1	0	-425	0	0	0
4	Malukazi ,S (Shammah)	2	1233.9	808.9	1	1225.6	808.9	1	1200	808.9	0	0	0
5	Hodgson ,N (Neva)	2	0	-425	1	0	-425	1	0	-425	0	0	0
5	Hodgson ,N (Neva)	2	1261.1	836.1	1	1266.8	836.1	1	1199.3	836.1	0	0	0
6	Hessie ,L (Luke)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Hessie ,L (Luke)	1	1178.1	753.1	1	1177.6	753.1	0	0	0	0	0	0
7	Knickelbein ,J (Jessica)	1	1	425	1	1	425	0	0	0	0	0	0
7	Knickelbein ,J (Jessica)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Le Roux ,E (Enzo)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Le Roux ,E (Enzo)	1	1220.3	795.3	1	1228.1	795.3	0	0	0	0	0	0
9	Smit ,M (Mische)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Smit ,M (Mische)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Apollis ,L (Lleyton)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Apollis ,L (Lleyton)	1	1200	775	1	1200	775	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Booysen, S (Skyler)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms