Chess South Africa Ratings Database

PLAYER PAGE

Personal

Klaasen, RJ (Robyn Julian)

Chess SA id

296040218

FIDE id

Date of birth

1996-03-11 (Adult)

Gender

Female

Region

Cape Town (WCT)

Citizen

RSA

Titles

WNM

Chess SA registered

Last active game

2025-09-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1744.2	1751	1619.5	1673
Raw rating	1744.2	1751	1619.5	1673
Weighted rating	1734.3	1740.3	1619.5	1673
Weighted performance	1562.4	1567	0	0
Floor	1263.6	1272.9	1173	1173
K-factor	28	28	28	28
Min/Max rating change allowed	76.4	75.6	91.2	84.5
Highest rating	1837.3 2024-09-01	1837.2 2024-09-01	1673 2018-02-01	1673 2019-09-01
Highest raw rating	1763.6 2020-03-01	1772.9 2020-03-01	1673 2018-02-01	1673 2024-03-01
Highest weighted rating	1763.6 2021-12-01	1772.9 2021-10-01	1673 2018-02-01	1673 2019-09-01
Highest weighted performance	1837.3 2024-09-01	1837.2 2024-09-01	1541.3 2020-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1744.2	1751	1619.5	1673
Analysis
Rating	1744.2	1751	1619.5	1673
Raw rating	1744.2	1751	1619.5	1673
Weighted rating	1734.3	1740.3	1619.5
Weighted performance	1562.4	1567	0
K-factor	28	28	28	28
Floor	1263.6	1272.9	1173	1173
Max/Min rating change allowed	76.4	75.6	91.2	84.5
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	1744.2	1751	1619.5	1673
New weighted rating	1737.7	1743.7	1619.5	1673
New weighted performance	1551.9	1556.5	0	0
Temp new rating	1744.2	1751	1619.5	1673
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1744.2	1751	1619.5	1673
New K-factor	28	28	28	28
New floor	1263.6	1272.9	1173	1173

Item	Main	Standard	Rapid
	0	0	0
	7	7	0
	39	39	0
	26	26	0
	47	47	0
	0	0	0
History	759	717	42

Games since
	Main 46	Standard 46		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	234		77		61
Female	12		3		3
Adult	145		52		41
Adult Female	4		2		2
Standard
	RSA		Province		Region
Overall	219		64		54
Female	12		3		3
Adult	131		43		37
Adult Female	4		2		2
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult 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	7	2.5	35.71	-121.4	1850.7	1729.2
Standard	7	2.5	35.71	-121.4	1850.7	1729.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	233	121.5	52.15	18.2	1647.5	1665.8
Standard	206	106.5	51.7	14.4	1662.8	1677.2
Rapid	27	15	55.56	47.2	1531	1578.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1744.2	1751	1619.5	1673
2025-09-30	1755.7	1762.4	1619.5	1673
2025-09-01	1755.7	1762.4	1619.5	1673
2025-08-01	1755.7	1762.4	1619.5	1673
2025-07-01	1755.7	1762.4	1619.5	1673
2025-06-01	1755.7	1762.4	1619.5	1673
2025-05-01	1755.7	1762.4	1619.5	1673
2025-04-01	1755.7	1762.4	1619.5	1673
2025-03-01	1751.3	1755.4	1619.5	1673
2025-02-01	1751.3	1755.4	1619.5	1673
2025-01-01	1751.3	1755.4	1619.5	1673
2024-12-01	1751.3	1755.4	1619.5	1673
2024-11-01	1751.3	1755.4	1619.5	1673
2024-10-01	1751.3	1755.4	1619.5	1673
2024-09-01	1665.9	1670.6	1619.5	1673
2024-08-01	1670.7	1677	1619.5	1673
2024-07-01	1670.7	1677	1619.5	1673
2024-09-01	1670.7	1677	1619.5	1673
2024-05-01	1670.7	1677	1619.5	1673
2024-04-01	1605.5	1614.3	1619.5	1673
2024-03-01	1605.5	1614.3	1619.5	1673
2024-02-01	1605.5	1614.3	1619.5	1673
2024-01-01	1586.1	1599.2	1619.5	1673
2023-12-01	1566.4	1559.8	1619.5	1673

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	Cape Town Chess Federation Club League 2025 (A)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	1	0	Yes	Analysis
2	Cape Town Open Chess Festival 2025 (A)	2025-03-22	2025-03-23	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Town Chess Federation Club League 2025 (A)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	1	0	Yes	Analysis
2	Cape Town Open Chess Festival 2025 (A)	2025-03-22	2025-03-23	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
3	45th Chess Olympiad Budapest 2024	2024-09-11	2024-09-22	Standard	Hungary (HUN)	11	10	4.5	Yes	Analysis
4	CT League 2024 (A)	2024-07-20	2024-09-07	Standard	Cape Town (WCT)	11	5	3.5	Yes	Analysis
5	Western Cape Women�s Championship 2024 (Elite)	2024-08-08	2024-08-11	Standard	West Coast (WCU)	6	6	3.5	Yes	Analysis
6	South African Closed Chess Championship 2024 (Ladies)	2024-03-25	2024-04-02	Standard	Cape Town (WCT)	11	11	6.5	Yes	Analysis
7	Cape Town Masters Challenge 2024 (Advanced)	2024-01-03	2024-01-07	Standard	Cape Town (WCT)	7	7	4.5	Yes	Analysis
8	2023 Moja Chess Extravaganza (Ladies)	2023-09-30	2023-10-04	Standard	Frances Baard (NCF)	9	9	6	Yes	Analysis
9	WP Club League 2023 (A)	2023-07-29	2023-09-09	Standard	Cape Town (WCT)	11	6	2	Yes	Analysis
10	CW Top Schools 2023 (Elite)	2023-08-11	2023-08-13	Standard	West Coast (WCU)	6	6	3.5	Yes	Analysis
11	Cape Town Masters Challenge 2023 (Open)	2023-01-04	2023-01-08	Standard	Cape Town (WCT)	5	5	2.5	Yes	Analysis
12	Western Cape Club Championship 2022 (Tier 1)	2022-10-07	2022-10-09	Standard	Cape Town (WCT)	6	4	0	Yes	Analysis
13	2022 Western Province Club League (Premier)	2022-08-20	2022-10-01	Standard	Cape Town (WCT)	11	11	6	Yes	Analysis
14	South African Open 2022 (Championship)	2022-07-09	2022-07-17	Standard	Cape Town (WCT)	11	11	4.5	Yes	Analysis
15	Steinitz Open 2022 (A)	2022-05-20	2022-05-22	Standard	Cape Town (WCT)	6	6	1	Yes	Analysis
16	2022 South African Closed Chess Championships (Women)	2022-05-08	2022-05-14	Standard	Chess South Africa (CSA)	7	6	1.5	Yes	Analysis
17	2022 Zone 4.5 Individual Chess Championships	2022-03-06	2022-03-12	Standard	Lesotho (LES)	9	9	4.5	Yes	Analysis
18	2020 Western Province Open (Championship)	2020-03-07	2020-03-08	Standard	Cape Town (WCT)	6	6	1.5	Yes	Analysis
19	Nelson Mandela Rapid 2020 (Open)	2020-02-01	2020-02-01	Rapid	Cape Town (WCT)	6	6	3.5	Yes	Analysis
20	2020 Cape Of Good Hope Open (Elite)	2020-02-21	2020-02-23	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
21	2019 South African Closed Chess Championships (Women A)	2019-12-07	2019-12-17	Standard	Cape Town (WCT)	11	11	7.5	Yes	Analysis
22	2019 National Club Chess Championships (A)	2019-09-27	2019-09-29	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
23	2019 Western Cape Closed Chess Championships (Elite)	2019-09-21	2019-09-24	Standard	Cape Winelands (WCW)	6	5	2.5	Yes	Analysis
24	2019 Western Province League (Premier)	2019-07-27	2019-09-07	Standard	Cape Town (WCT)	11	6	4	Yes	Analysis
25	Imam Haron 50th Commemoration Event Open 2019	2019-06-15	2019-06-15	Rapid	Cape Town (WCT)	7	7	4.5	Yes	Analysis
26	DSK Chess Tournament 2019 (Open)	2019-06-08	2019-06-08	Rapid	Cape Town (WCT)	7	7	3.5	Yes	Analysis
27	2019 Elsies River Open (Elite)	2019-06-22	2019-06-23	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
28	Steinitz Chess Festival 2019 (A)	2019-04-05	2019-04-07	Standard	Cape Town (WCT)	6	5	3	Yes	Analysis
29	Cape of Good Hope Open 2019 (Prestige)	2019-01-25	2019-01-28	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
30	ACL Open 2018 (Prestige)	2018-12-07	2018-12-09	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
31	2018 Western Province League (Premier)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	11	4	2	Yes	Analysis
32	Grassy Park Open 2018 (A)	2018-06-29	2018-07-01	Standard	Cape Town (WCT)	6	6	4.5	Yes	Analysis
33	Eldo Smart Memorial Rapid Tournament 2018	2018-06-16	2018-06-16	Rapid	Cape Town (WCT)	7	7	3.5	Yes	Analysis
34	2018 Zone 4.3 Individual Chess Championships	2018-04-08	2018-04-14	Standard	Mozambique (MOZ)	9	9	5.5	Yes	Analysis
35	2018 Western Province Open (Prestige)	2018-03-02	2018-03-04	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis

#	Games	Start				End
1	11	Tournament South African Closed Chess Championship 2024				Tournament Western Cape Women�s Championship 2024
		date 2024-03-30	rnd 7	type Standard	result 0.5	date 2024-08-09	rnd 3	type Standard	result 0.5
		Opponent Nel, H (Hayley)				Opponent Selkirk, RJ (Rebecca)
2	9	Tournament Eldo Smart Memorial Rapid Tournament 2018				Tournament 2018 Western Province League
		date 2018-06-16	rnd 7	type Rapid	result 0.5	date 2018-08-18	rnd 5	type Standard	result 1
		Opponent Hahn, M (Michael)				Opponent Hastie, SEH (Sachin)
3	8	Tournament 2023 Moja Chess Extravaganza				Tournament Cape Town Masters Challenge 2024
		date 2023-10-03	rnd 8	type Standard	result 1	date 2024-01-06	rnd 6	type Standard	result 0.5
		Opponent Monteiro Correia, M (Maya)				Opponent Southey, AM (Andrew)

#	Games	Start				End
1	14	Tournament 2018 Zone 4.3 Individual Chess Championships				Tournament 2018 Western Province League
		date 2018-04-10	rnd 4	type Standard	result 0.5	date 2018-08-18	rnd 5	type Standard	result 1
		Opponent Marape Naledi				Opponent Hastie, SEH (Sachin)
2	11	Tournament South African Closed Chess Championship 2024				Tournament Western Cape Women�s Championship 2024
		date 2024-03-30	rnd 7	type Standard	result 0.5	date 2024-08-09	rnd 3	type Standard	result 0.5
		Opponent Nel, H (Hayley)				Opponent Selkirk, RJ (Rebecca)
3	8	Tournament 2023 Moja Chess Extravaganza				Tournament Cape Town Masters Challenge 2024
		date 2023-10-03	rnd 8	type Standard	result 1	date 2024-01-06	rnd 6	type Standard	result 0.5
		Opponent Monteiro Correia, M (Maya)				Opponent Southey, AM (Andrew)

#	Games	Start				End
1	5	Tournament Eldo Smart Memorial Rapid Tournament 2018				Tournament DSK Chess Tournament 2019
		date 2018-06-16	rnd 7	type Rapid	result 0.5	date 2019-06-08	rnd 4	type Rapid	result 1
		Opponent Hahn, M (Michael)				Opponent Van Der Merwe, A (Alexander)
2	3	Tournament Imam Haron 50th Commemoration Event Open 2019				Tournament Nelson Mandela Rapid 2020
		date 2019-06-15	rnd 6	type Rapid	result 0.5	date 2020-02-01	rnd 1	type Rapid	result 1
		Opponent Banderker, I (Imran)				Opponent Pietersen, W (Willmore)
3	3	Tournament Imam Haron 50th Commemoration Event Open 2019				Tournament Imam Haron 50th Commemoration Event Open 2019
		date 2019-06-15	rnd 1	type Rapid	result 1	date 2019-06-15	rnd 3	type Rapid	result 1
		Opponent Jacobs, B (Bashier)				Opponent Ngwayishe, BT (Bambelela)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament 2019 Elsies River Open				Tournament 2019 Western Province League
		date 2019-06-23	rnd 5	type Standard	result 1	date 2019-08-03	rnd 3	type Standard	result 1
		Opponent Fredericks, MMP (Malcolm)				Opponent Ohlson, C (Cecil)
2	4	Tournament 2023 Moja Chess Extravaganza				Tournament Cape Town Masters Challenge 2024
		date 2023-10-03	rnd 8	type Standard	result 1	date 2024-01-03	rnd 2	type Standard	result 1
		Opponent Monteiro Correia, M (Maya)				Opponent Swarts, P (Paul)
3	4	Tournament Steinitz Chess Festival 2019				Tournament DSK Chess Tournament 2019
		date 2019-04-06	rnd 4	type Standard	result 1	date 2019-06-08	rnd 2	type Rapid	result 1
		Opponent Mncwabe, M (Minenhle Junior)				Opponent Jansen, B (Beunay)

#	Games	Start				End
1	5	Tournament 2019 Elsies River Open				Tournament 2019 Western Province League
		date 2019-06-23	rnd 5	type Standard	result 1	date 2019-08-03	rnd 3	type Standard	result 1
		Opponent Fredericks, MMP (Malcolm)				Opponent Ohlson, C (Cecil)
2	4	Tournament 2023 Moja Chess Extravaganza				Tournament Cape Town Masters Challenge 2024
		date 2023-10-03	rnd 8	type Standard	result 1	date 2024-01-03	rnd 2	type Standard	result 1
		Opponent Monteiro Correia, M (Maya)				Opponent Swarts, P (Paul)
3	3	Tournament South African Closed Chess Championship 2024				Tournament South African Closed Chess Championship 2024
		date 2024-03-25	rnd 1	type Standard	result 1	date 2024-03-27	rnd 3	type Standard	result 1
		Opponent Van Zyl, B (Bea)				Opponent Laubscher, A (Anzel)

#	Games	Start				End
1	3	Tournament Imam Haron 50th Commemoration Event Open 2019				Tournament Imam Haron 50th Commemoration Event Open 2019
		date 2019-06-15	rnd 1	type Rapid	result 1	date 2019-06-15	rnd 3	type Rapid	result 1
		Opponent Jacobs, B (Bashier)				Opponent Ngwayishe, BT (Bambelela)
2	2	Tournament Imam Haron 50th Commemoration Event Open 2019				Tournament Nelson Mandela Rapid 2020
		date 2019-06-15	rnd 7	type Rapid	result 1	date 2020-02-01	rnd 1	type Rapid	result 1
		Opponent Raubenheimer, G (Granton)				Opponent Pietersen, W (Willmore)
3	2	Tournament DSK Chess Tournament 2019				Tournament DSK Chess Tournament 2019
		date 2019-06-08	rnd 1	type Rapid	result 1	date 2019-06-08	rnd 2	type Rapid	result 1
		Opponent Cilliers, L (Lydia)				Opponent Jansen, B (Beunay)

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	Selkirk ,RJ (Rebecca Joy)	7	2.5	-121.4	7	2.5	-121.4	0	0	0	0	0	0
1	Selkirk ,RJ (Rebecca Joy)	7	1751.4	1630	7	1764.4	1630	0	0	0	0	0	0
2	Mncwabe ,M (Minenhle Junior)	5	2.5	0	5	2.5	0	0	0	0	0	0	0
2	Mncwabe ,M (Minenhle Junior)	5	1732.1	1732.1	5	1735.5	1732.1	0	0	0	0	0	0
3	February ,JN (Jesse Nikki)	5	0.5	-340	5	0.5	-340	0	0	0	0	0	0
3	February ,JN (Jesse Nikki)	5	1880.3	1540.3	5	1877.5	1540.3	0	0	0	0	0	0
4	Van Zyl ,C (Charlize)	4	0	-425	4	0	-425	0	0	0	0	0	0
4	Van Zyl ,C (Charlize)	4	1807.2	1382.2	4	1810.8	1382.2	0	0	0	0	0	0
5	Laubscher ,A (Anzel)	4	2	0	4	2	0	0	0	0	0	0	0
5	Laubscher ,A (Anzel)	4	1760.6	1760.6	4	1761	1760.6	0	0	0	0	0	0
6	Grobbelaar ,J (Jacqui)	4	2.5	106.2	4	2.5	106.2	0	0	0	0	0	0
6	Grobbelaar ,J (Jacqui)	4	1577.3	1683.6	4	1581.4	1683.6	0	0	0	0	0	0
7	Willenberg ,KS (Kenneth Sean)	4	1.5	-106.2	3	1.5	0	1	0	-425	0	0	0
7	Willenberg ,KS (Kenneth Sean)	4	1971.9	1865.6	3	1960.1	1971.9	1	2036.8	1546.9	0	0	0
8	Hlakula ,T (Thando)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
8	Hlakula ,T (Thando)	3	1479.3	1620.9	3	1478.7	1620.9	0	0	0	0	0	0
9	De Jager ,LJ (Luan Johannes)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
9	De Jager ,LJ (Luan Johannes)	3	1841.6	1558.2	3	1865.1	1558.2	0	0	0	0	0	0
10	Martin ,N (Nico)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
10	Martin ,N (Nico)	3	1670.8	1529.2	3	1673.5	1529.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Klaasen, RJ (Robyn Julian)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms