Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kok, S (Sydney)

Chess SA id

2080108481

FIDE id

Date of birth

2008-09-14 (U18)

Gender

Female

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-08-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1208.9	1196.3	1187.6	1200
Raw rating	1208.9	1196.3	1187.6	1200
Weighted rating	1208.9	1196.3	1187.6	1200
Weighted performance	475.7	350.4	0	0
Floor	711.6	714	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	163.7	166.7	168.8	165.8
Highest rating	1350.6 2019-02-01	1342.1 2019-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1211.6 2020-03-01	1214 2019-03-01	1200 2019-12-01	1200 2024-03-01
Highest weighted rating	1211.6 2024-08-01	1214 2019-03-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1350.6 2019-02-01	1342.1 2019-02-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1208.9	1196.3	1187.6	1200
Analysis
Rating	1208.9	1196.3	1187.6	1200
Raw rating	1208.9	1196.3	1187.6	1200
Weighted rating	1208.9	1196.3	1187.6
Weighted performance	475.7	350.4	0
K-factor	36	36	36	36
Floor	711.6	714	700	700
Max/Min rating change allowed	163.7	166.7	168.8	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	1208.9	1196.3	1187.6	1200
New weighted rating	1208.9	1196.3	1187.6	1200
New weighted performance	468.7	343.4	0	0
Temp new rating	1208.9	1196.3	1187.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1208.9	1196.3	1187.6	1200
New K-factor	36	36	36	36
New floor	711.6	714	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	4	0	4
	0	0	0
History	90	86	4

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	Sedibeng (GSV)
Province	Gauteng (GT)
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	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	90	37	41.11	-75.6	1131.1	1055.6
Standard	86	35	40.7	-79.1	1125.3	1046.3
Rapid	4	2	50	0	1256.4	1256.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1208.9	1196.3	1187.6	1200
2025-09-30	1208.9	1196.3	1187.6	1200
2025-09-01	1208.9	1196.3	1187.6	1200
2025-08-01	1208.9	1196.3	1187.6	1200
2025-07-01	1208.9	1196.3	1187.6	1200
2025-06-01	1208.9	1196.3	1187.6	1200
2025-05-01	1208.9	1196.3	1187.6	1200
2025-04-01	1208.9	1196.3	1187.6	1200
2025-03-01	1208.9	1196.3	1187.6	1200
2025-02-01	1208.9	1196.3	1187.6	1200
2025-01-01	1208.9	1196.3	1187.6	1200
2024-12-01	1208.9	1196.3	1187.6	1200
2024-11-01	1208.9	1196.3	1187.6	1200
2024-10-01	1208.9	1196.3	1187.6	1200
2024-09-01	1208.9	1196.3	1187.6	1200
2024-08-01	1208.9	1196.3	1187.6	1200
2024-07-01	1208.9	1196.3	1187.6	1200
2024-09-01	1208.9	1196.3	1187.6	1200
2024-05-01	1208.9	1196.3	1187.6	1200
2024-04-01	1208.9	1196.3	1187.6	1200
2024-03-01	1208.9	1196.3	1187.6	1200
2024-02-01	1208.9	1196.3	1187.6	1200
2024-01-01	1208.9	1196.3	1187.6	1200
2023-12-01	1208.9	1196.3	1187.6	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	Mpumalanga Finaal 2022 (O15)	2022-08-22	2022-08-22	Rapid	Gert Sibande (MGS)	5	4	2	Yes	Analysis
2	Heidelberg Klub Round Robin 2020 (C)	2020-03-14	2020-03-14	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
3	Heidelberg Open 2020 (C)	2020-02-01	2020-02-01	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
4	Carel`s Open 2020 (D)	2020-02-29	2020-02-29	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
5	AG Visser 2020 (C)	2020-02-22	2020-02-22	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
6	Midvaal Chess Open 2020 (C)	2020-01-25	2020-01-25	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
7	2019 South African Junior Team Championships (U12 Girls)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	6	0	Yes	Analysis
8	Sedibeng DF Malherbe Open 2019 (C)	2019-10-12	2019-10-12	Standard	Sedibeng (GSV)	5	5	1	Yes	Analysis
9	Fonteine Ope 2019 (D)	2019-10-19	2019-10-19	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
10	GE vs GSV Inter Regional 2019 (U12C)	2019-10-26	2019-10-26	Standard	Ekurhuleni (GE)	5	5	0	Yes	Analysis
11	D7 Primary School League 2019 (Girls)	2019-08-03	2019-08-03	Standard	Sedibeng (GSV)	6	6	2	Yes	Analysis
12	Eureka Chess Open 2019 (G)	2019-07-27	2019-07-27	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
13	D7 Individuals 2019 (U11 Girls)	2019-05-04	2019-05-04	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis
14	Amigo Spur Eligwa Chess Open 2019 (C)	2019-05-18	2019-05-18	Standard	Sedibeng (GSV)	5	5	1	Yes	Analysis
15	Dirk de Koster Chess Open 2019 (C)	2019-04-13	2019-04-13	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
16	Carels Open 2019 (D)	2019-03-02	2019-03-02	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
17	AG Visser Skaak Ope 2019 (H)	2019-02-23	2019-02-23	Standard	Sedibeng (GSV)	5	5	5	Yes	Analysis
18	2019 Heidelberg Open (C)	2019-02-02	2019-02-02	Standard	Sedibeng (GSV)	5	4	0.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament AG Visser 2020				Tournament Carel`s Open 2020
		date 2020-02-22	rnd 4	type Standard	result 1	date 2020-02-29	rnd 4	type Standard	result 1
		Opponent Horne, T (Tiaan)				Opponent Chamo, M (Mpho)
2	6	Tournament 2019 Heidelberg Open				Tournament AG Visser Skaak Ope 2019
		date 2019-02-02	rnd 5	type Standard	result 0.5	date 2019-02-23	rnd 5	type Standard	result 1
		Opponent Fouche, L (Lichke)				Opponent Gerber, J (Janke)
3	2	Tournament Mpumalanga Finaal 2022				Tournament Mpumalanga Finaal 2022
		date 2022-08-22	rnd 4	type Rapid	result 1	date 2022-08-22	rnd 5	type Rapid	result 1
		Opponent Zwane, K (Khayelihle)				Opponent Motlhabi, L (Lethabo)

#	Games	Start				End
1	6	Tournament AG Visser 2020				Tournament Carel`s Open 2020
		date 2020-02-22	rnd 4	type Standard	result 1	date 2020-02-29	rnd 4	type Standard	result 1
		Opponent Horne, T (Tiaan)				Opponent Chamo, M (Mpho)
2	6	Tournament 2019 Heidelberg Open				Tournament AG Visser Skaak Ope 2019
		date 2019-02-02	rnd 5	type Standard	result 0.5	date 2019-02-23	rnd 5	type Standard	result 1
		Opponent Fouche, L (Lichke)				Opponent Gerber, J (Janke)
3	2	Tournament Midvaal Chess Open 2020				Tournament Midvaal Chess Open 2020
		date 2020-01-25	rnd 3	type Standard	result 1	date 2020-01-25	rnd 4	type Standard	result 1
		Opponent Kreutzfeldt, N (Nikita)				Opponent Cronje, C (Chloe)

#	Games	Start				End
1	2	Tournament Mpumalanga Finaal 2022				Tournament Mpumalanga Finaal 2022
		date 2022-08-22	rnd 4	type Rapid	result 1	date 2022-08-22	rnd 5	type Rapid	result 1
		Opponent Zwane, K (Khayelihle)				Opponent Motlhabi, L (Lethabo)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament AG Visser 2020				Tournament Carel`s Open 2020
		date 2020-02-22	rnd 4	type Standard	result 1	date 2020-02-29	rnd 4	type Standard	result 1
		Opponent Horne, T (Tiaan)				Opponent Chamo, M (Mpho)
2	5	Tournament AG Visser Skaak Ope 2019				Tournament AG Visser Skaak Ope 2019
		date 2019-02-23	rnd 1	type Standard	result 1	date 2019-02-23	rnd 5	type Standard	result 1
		Opponent Mann, C (Cassandra)				Opponent Gerber, J (Janke)
3	2	Tournament Mpumalanga Finaal 2022				Tournament Mpumalanga Finaal 2022
		date 2022-08-22	rnd 4	type Rapid	result 1	date 2022-08-22	rnd 5	type Rapid	result 1
		Opponent Zwane, K (Khayelihle)				Opponent Motlhabi, L (Lethabo)

#	Games	Start				End
1	6	Tournament AG Visser 2020				Tournament Carel`s Open 2020
		date 2020-02-22	rnd 4	type Standard	result 1	date 2020-02-29	rnd 4	type Standard	result 1
		Opponent Horne, T (Tiaan)				Opponent Chamo, M (Mpho)
2	5	Tournament AG Visser Skaak Ope 2019				Tournament AG Visser Skaak Ope 2019
		date 2019-02-23	rnd 1	type Standard	result 1	date 2019-02-23	rnd 5	type Standard	result 1
		Opponent Mann, C (Cassandra)				Opponent Gerber, J (Janke)
3	2	Tournament Midvaal Chess Open 2020				Tournament Midvaal Chess Open 2020
		date 2020-01-25	rnd 3	type Standard	result 1	date 2020-01-25	rnd 4	type Standard	result 1
		Opponent Kreutzfeldt, N (Nikita)				Opponent Cronje, C (Chloe)

#	Games	Start				End
1	2	Tournament Mpumalanga Finaal 2022				Tournament Mpumalanga Finaal 2022
		date 2022-08-22	rnd 4	type Rapid	result 1	date 2022-08-22	rnd 5	type Rapid	result 1
		Opponent Zwane, K (Khayelihle)				Opponent Motlhabi, L (Lethabo)

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	Roos ,G (Gabriella)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Roos ,G (Gabriella)	3	998.8	573.8	3	993.7	573.8	0	0	0	0	0	0
2	Smangele ,G (Gladile)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Smangele ,G (Gladile)	2	1194.4	769.4	2	1192.8	769.4	0	0	0	0	0	0
3	Pretorius ,PJ (Petrus)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Pretorius ,PJ (Petrus)	2	1179.5	754.5	2	1176.6	754.5	0	0	0	0	0	0
4	Eberwein ,HJ (Heinrich Jurgen)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Eberwein ,HJ (Heinrich Jurgen)	2	1137.6	712.6	2	1113.3	712.6	0	0	0	0	0	0
5	Janse Van Rensburg ,L (Lene)	2	2	425	2	2	425	0	0	0	0	0	0
5	Janse Van Rensburg ,L (Lene)	2	1026	1451	2	1004	1451	0	0	0	0	0	0
6	Mtambo ,B (Bokang)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Mtambo ,B (Bokang)	2	997.1	572.1	2	989.2	572.1	0	0	0	0	0	0
7	Du Toit ,M (Michelle)	2	2	425	2	2	425	0	0	0	0	0	0
7	Du Toit ,M (Michelle)	2	1192.3	1617.3	2	1190.8	1617.3	0	0	0	0	0	0
8	Goosen ,L (Lucuis)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Goosen ,L (Lucuis)	2	1195.7	770.7	2	1189.4	770.7	0	0	0	0	0	0
9	Matla ,K (Kemuel)	2	1	0	2	1	0	0	0	0	0	0	0
9	Matla ,K (Kemuel)	2	1191.5	1191.5	2	1173.4	1191.5	0	0	0	0	0	0
10	Karsten ,K (Keagan)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Karsten ,K (Keagan)	2	1099.6	674.6	2	1076.5	674.6	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

Kok, S (Sydney)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms