Chess South Africa Ratings Database

PLAYER PAGE

Personal

Claassen, K (Kaylen)

Chess SA id

2080109624

FIDE id

Date of birth

2008-06-20 (U18)

Gender

Female

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1231.2	1255.9	1154	1200
Raw rating	1231.2	1255.9	1154	1200
Weighted rating	1231.1	1255.8	1154	1200
Weighted performance	797.8	509.6	0	0
Floor	757.2	756.3	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	158.6	153.1	177.1	165.8
Highest rating	1257.2 2020-04-01	1284 2019-05-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1257.2 2020-04-01	1256.3 2024-03-01	1200 2018-02-01	1200 2024-03-01
Highest weighted rating	1257.2 2022-03-01	1256.3 2024-03-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1244.1 2019-05-01	1284 2019-05-01	1200 2018-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1231.2	1255.9	1154	1200
Analysis
Rating	1231.2	1255.9	1154	1200
Raw rating	1231.2	1255.9	1154	1200
Weighted rating	1231.1	1255.8	1154
Weighted performance	797.8	509.6	0
K-factor	36	36	36	36
Floor	757.2	756.3	700	700
Max/Min rating change allowed	158.6	153.1	177.1	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	1231.2	1255.9	1154	1200
New weighted rating	1231.1	1255.8	1154	1200
New weighted performance	797.5	509.2	0	0
Temp new rating	1231.2	1255.9	1154	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1231.2	1255.9	1154	1200
New K-factor	36	36	36	36
New floor	757.2	756.3	700	700

Item	Main	Standard	Rapid
	0	0	0
	10	5	5
	0	0	0
	0	0	0
	5	0	5
	0	0	0
History	50	27	23

Games since
	Main 10	Standard 5		Rapid 5		Blitz 0
Gender	Female
Age group	U18
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 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	10	3	30	-170	1263.7	1093.7
Standard	5	1	20	-255	1283.4	1028.4
Rapid	5	2	40	-85	1243.9	1158.9
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	50	26.5	53	25.5	1178.4	1203.9
Standard	27	15.5	57.41	63	1183.9	1246.8
Rapid	23	11	47.83	-18.5	1171.9	1153.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1231.2	1255.9	1154	1200
2025-09-01	1231.2	1255.9	1154	1200
2025-08-01	1231.2	1255.9	1154	1200
2025-07-01	1231.2	1255.9	1154	1200
2025-06-01	1231.2	1255.9	1154	1200
2025-05-01	1231	1255.6	1154	1200
2025-04-01	1228.6	1252	1154	1200
2025-03-01	1230.7	1256.3	1153.8	1200
2025-02-01	1231.5	1256.3	1154	1200
2025-01-01	1231.5	1256.3	1154	1200
2024-12-01	1231.5	1256.3	1154	1200
2024-11-01	1231.5	1256.3	1154	1200
2024-10-01	1231.5	1256.3	1154	1200
2024-09-01	1231.5	1256.3	1154	1200
2024-08-01	1231.5	1256.3	1154	1200
2024-07-01	1231.5	1256.3	1154	1200
2024-06-01	1231.5	1256.3	1154	1200
2024-08-01	1231.5	1256.3	1154	1200
2024-04-01	1231.5	1256.3	1154	1200
2024-03-01	1231.5	1256.3	1154	1200
2024-02-01	1231.5	1256.3	1154	1200
2024-01-01	1231.5	1256.3	1154	1200
2023-12-01	1231.5	1256.3	1154	1200
2023-11-01	1231.5	1256.3	1154	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	West Coast Schools Chess Prestige 2025 (U17 Girls)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	5	5	1	Yes	Analysis
2	Lower West Coast Prestige 2025 (U17 Girls)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	West Coast Schools Chess Prestige 2025 (U17 Girls)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	5	5	1	Yes	Analysis
2	Lower West Coast Prestige 2025 (U17 Girls)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
3	Lower West Coast High Schools Prestige 2023 (U15 Girls)	2023-02-11	2023-02-11	Rapid	West Coast (WCU)	5	0	0	No	Analysis
4	Clanwilliam Open 2022 (B)	2022-12-10	2022-12-10	Rapid	West Coast (WCU)	5	5	1.5	Yes	Analysis
5	Lower West Coast Schools Chess Prestige 2021 (U13 Girls)	2021-05-15	2021-05-15	Rapid	West Coast (WCU)	5	0	0	No	Analysis
6	West Coast Schools Prestige 2020 (U13 Girls)	2020-03-07	2020-03-07	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
7	Onder Weskus Prestige 2020 (U13 Girls)	2020-02-15	2020-02-22	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
8	Western Cape Schools Individuals 2019 (U11 Girls)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	6	4	Yes	Analysis
9	Weskus Skole Prestige Skaak Kampioenskappe 2019 (O11 Dogters)	2019-03-02	2019-04-06	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
10	St Helenabaai Open 2019 (U12)	2019-02-09	2019-02-09	Standard	West Coast (WCU)	5	4	2.5	Yes	Analysis
11	Onder-Weskus Skole Proewe 2019 (O11 Dogters)	2019-02-16	2019-02-23	Rapid	West Coast (WCU)	8	8	4.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament Western Cape Schools Individuals 2019				Tournament Onder Weskus Prestige 2020
		date 2019-05-18	rnd 4	type Standard	result 0.5	date 2020-02-22	rnd 4	type Standard	result 1
		Opponent Pretorius, A (Amanda Karen)				Opponent Knoesen, A (Abigail)
2	5	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Western Cape Schools Individuals 2019
		date 2019-04-06	rnd 4	type Standard	result 1	date 2019-05-18	rnd 2	type Standard	result 1
		Opponent Brandt, J (Jacy)				Opponent Olivier, E (Esmare)
3	4	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-16	rnd 2	type Rapid	result 1	date 2019-02-23	rnd 5	type Rapid	result 1
		Opponent Pieters, H (Helga)				Opponent Anderson, B (Bianca)

#	Games	Start				End
1	7	Tournament Western Cape Schools Individuals 2019				Tournament Onder Weskus Prestige 2020
		date 2019-05-18	rnd 4	type Standard	result 0.5	date 2020-02-22	rnd 4	type Standard	result 1
		Opponent Pretorius, A (Amanda Karen)				Opponent Knoesen, A (Abigail)
2	5	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Western Cape Schools Individuals 2019
		date 2019-04-06	rnd 4	type Standard	result 1	date 2019-05-18	rnd 2	type Standard	result 1
		Opponent Brandt, J (Jacy)				Opponent Olivier, E (Esmare)
3	4	Tournament St Helenabaai Open 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-02-09	rnd 3	type Standard	result 0.5	date 2019-03-02	rnd 1	type Standard	result 1
		Opponent Mdange, V (Vuyisa)				Opponent Ellman, E (Elle-Marie)

#	Games	Start				End
1	4	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-16	rnd 2	type Rapid	result 1	date 2019-02-23	rnd 5	type Rapid	result 1
		Opponent Pieters, H (Helga)				Opponent Anderson, B (Bianca)
2	2	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 4	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Sauls, J (Jada)				Opponent Rosenberg, A (Ashlene)
3	2	Tournament West Coast Schools Prestige 2020				Tournament West Coast Schools Prestige 2020
		date 2020-03-07	rnd 1	type Rapid	result 1	date 2020-03-07	rnd 2	type Rapid	result 1
		Opponent Flink, D (Devenique)				Opponent Joseph, C (Clair-Jo)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Western Cape Schools Individuals 2019
		date 2019-04-06	rnd 4	type Standard	result 1	date 2019-05-18	rnd 2	type Standard	result 1
		Opponent Brandt, J (Jacy)				Opponent Olivier, E (Esmare)
2	3	Tournament Onder Weskus Prestige 2020				Tournament West Coast Schools Prestige 2020
		date 2020-02-22	rnd 6	type Standard	result 1	date 2020-03-07	rnd 2	type Rapid	result 1
		Opponent Taylor, A (Ashlin)				Opponent Joseph, C (Clair-Jo)
3	2	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 4	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Sauls, J (Jada)				Opponent Rosenberg, A (Ashlene)

#	Games	Start				End
1	5	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Western Cape Schools Individuals 2019
		date 2019-04-06	rnd 4	type Standard	result 1	date 2019-05-18	rnd 2	type Standard	result 1
		Opponent Brandt, J (Jacy)				Opponent Olivier, E (Esmare)
2	3	Tournament St Helenabaai Open 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-02-09	rnd 4	type Standard	result 1	date 2019-03-02	rnd 1	type Standard	result 1
		Opponent Syse, S (Shereeze)				Opponent Ellman, E (Elle-Marie)
3	2	Tournament Western Cape Schools Individuals 2019				Tournament Onder Weskus Prestige 2020
		date 2019-05-19	rnd 6	type Standard	result 1	date 2020-02-15	rnd 1	type Standard	result 1
		Opponent Sibeko, M (Mbalntle)				Opponent Xesha, A (Athobe)

#	Games	Start				End
1	2	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 4	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Sauls, J (Jada)				Opponent Rosenberg, A (Ashlene)
2	2	Tournament West Coast Schools Prestige 2020				Tournament West Coast Schools Prestige 2020
		date 2020-03-07	rnd 1	type Rapid	result 1	date 2020-03-07	rnd 2	type Rapid	result 1
		Opponent Flink, D (Devenique)				Opponent Joseph, C (Clair-Jo)
3	2	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-16	rnd 4	type Rapid	result 1	date 2019-02-23	rnd 5	type Rapid	result 1
		Opponent Brown, A (Anisha)				Opponent Anderson, B (Bianca)

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	Knoesen ,A (Abigail)	2	1	0	1	1	425	1	0	-425	0	0	0
1	Knoesen ,A (Abigail)	2	1090.8	1090.8	1	1055.2	1515.8	1	1146.4	665.8	0	0	0
2	Olivier ,E (Esmare)	2	1	0	1	1	425	1	0	-425	0	0	0
2	Olivier ,E (Esmare)	2	1197.8	1197.8	1	1169.6	1622.8	1	1200	772.8	0	0	0
3	Flink ,D (Devenique)	2	2	425	1	1	425	1	1	425	0	0	0
3	Flink ,D (Devenique)	2	1180.3	1605.3	1	1200	1605.3	1	1219.2	1605.3	0	0	0
4	Van Der Westhuizen ,L (Lauren)	2	0	-425	1	0	-425	1	0	-425	0	0	0
4	Van Der Westhuizen ,L (Lauren)	2	1173.4	748.4	1	1157	748.4	1	1167.8	748.4	0	0	0
5	Januarie ,Z (Zanay)	2	0	-425	1	0	-425	1	0	-425	0	0	0
5	Januarie ,Z (Zanay)	2	1199.2	774.2	1	1200	774.2	1	1194.5	774.2	0	0	0
6	Van Zyl ,M (Mea)	2	0	-425	1	0	-425	1	0	-425	0	0	0
6	Van Zyl ,M (Mea)	2	1397.3	972.3	1	1454.7	972.3	1	981.2	972.3	0	0	0
7	Lawrence ,J (Jedidah)	2	1.5	212.5	1	1	425	1	0.5	0	0	0	0
7	Lawrence ,J (Jedidah)	2	830.8	1043.3	1	671.6	1255.8	1	533.6	830.8	0	0	0
8	Ellman ,E (Elle-Marie)	2	2	425	1	1	425	1	1	425	0	0	0
8	Ellman ,E (Elle-Marie)	2	984.9	1409.9	1	979.2	1409.9	1	1101.6	1409.9	0	0	0
9	Kilroe-Smith ,G (Gabriella)	2	0	-425	0	0	0	2	0	-425	0	0	0
9	Kilroe-Smith ,G (Gabriella)	2	1050.3	625.3	0	0	0	2	828.4	625.3	0	0	0
10	Sibeko ,M (Mbalntle)	1	1	425	1	1	425	0	0	0	0	0	0
10	Sibeko ,M (Mbalntle)	1	1166.4	1591.4	1	1161.9	1591.4	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

Claassen, K (Kaylen)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms