Chess South Africa Ratings Database

PLAYER PAGE

Personal

Schonken, CJ (Christina Johanna)

Chess SA id

205033527

FIDE id

Date of birth

2005-07-11 (Adult)

Gender

Female

Region

Lejweleputswa (FLW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2021-04-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1269.2	1268.1	1132	1051.5
Raw rating	1269.2	1268.1	1132	1051.5
Weighted rating	1269.2	1268.1	1131.2	1051.5
Weighted performance	416.6	416.7	0	0
Floor	887.5	883	632	551.5
K-factor	36	36	40	40
Min/Max rating change allowed	150.2	150.5	182.7	204.9
Highest rating	1387.5 2019-04-01	1383 2019-04-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1387.5 2019-04-01	1383 2019-04-01	1132 2024-02-01	1051.5 2024-02-01
Highest weighted rating	1387.5 2024-02-01	1383 2024-02-01	1132 2024-11-01	1051.5 2024-11-01
Highest weighted performance	1380.5 2019-03-01	1375.5 2019-03-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1269.2	1268.1	1132	1051.5
Analysis
Rating	1269.2	1268.1	1132	1051.5
Raw rating	1269.2	1268.1	1132	1051.5
Weighted rating	1269.2	1268.1	1131.2
Weighted performance	416.6	416.7	0
K-factor	36	36	40	40
Floor	887.5	883	632	551.5
Max/Min rating change allowed	150.2	150.5	182.7	204.9
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	1269.2	1268.1	1132	1051.5
New weighted rating	1269.2	1268.1	1131.7	1051.5
New weighted performance	416.1	416.2	0	0
Temp new rating	1269.2	1268.1	1132	1051.5
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1269.2	1268.1	1132	1051.5
New K-factor	36	36	40	40
New floor	887.5	883	632	551.5

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	5	5	0
History	434	427	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Lejweleputswa (FLW)
Province	Free State (FS)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
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	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	114	65	57.02	59.6	1133.4	1193
Standard	114	65	57.02	59.6	1133.4	1193
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1269.2	1268.1	1132	1051.5
2025-09-01	1269.2	1268.1	1132	1051.5
2025-08-01	1269.2	1268.1	1132	1051.5
2025-07-01	1269.2	1268.1	1132	1051.5
2025-06-01	1269.2	1268.1	1132	1051.5
2025-05-01	1269.2	1268.1	1132	1051.5
2025-04-01	1269.2	1268.1	1132	1051.5
2025-03-01	1269.2	1268.1	1132	1051.5
2025-02-01	1269.2	1268.1	1132	1051.5
2025-01-01	1269.2	1268.1	1132	1051.5
2024-12-01	1269.2	1268.1	1132	1051.5
2024-11-01	1269.2	1268.1	1132	1051.5
2024-10-01	1269.2	1268.1	1132	1051.5
2024-09-01	1269.2	1268.1	1132	1051.5
2024-08-01	1269.2	1268.1	1132	1051.5
2024-07-01	1269.2	1268.1	1132	1051.5
2024-06-01	1269.2	1268.1	1132	1051.5
2024-08-01	1269.2	1268.1	1132	1051.5
2024-04-01	1269.2	1268.1	1132	1051.5
2024-03-01	1269.2	1268.1	1132	1051.5
2024-02-01	1269.2	1268.1	1132	1051.5
2024-01-01	1269.2	1268.1	1132	1051.5
2023-12-01	1269.2	1268.1	1051.5	1051.5
2023-11-01	1269.2	1268.1	1051.5	1051.5

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	Lejweleputswa 3rd Qualifying Tournament 2021 (A)	2021-04-24	2021-04-24	Standard	Lejweleputswa (FLW)	5	5	2.5	Yes	Analysis
2	2019 South African Junior Team Championships (U16B)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
3	WORLD YOUTH UNDER-16 CHESS OLYMPIAD 2019	2019-10-29	2019-11-05	Standard	Turkey (TUR)	9	6	0.5	Yes	Analysis
4	World Youth Chess Championship 2019	2019-10-02	2019-10-12	Standard	India (IND)	11	10	1.5	Yes	Analysis
5	COMMONWEALTH CHESS CHAMPIONSHIP-2019	2019-07-01	2019-07-07	Standard	India (IND)	7	7	2.5	Yes	Analysis
6	Inter Regional Chess Championship 2019 (U14-U18 Girls)	2019-05-10	2019-05-11	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
7	Lejweleputswa 5th Qualifier 2019 (U16)	2019-04-13	2019-04-13	Standard	Lejweleputswa (FLW)	5	5	2.5	Yes	Analysis
8	2019 South African Junior Closed Chess Championship (U14 Girls)	2019-03-17	2019-03-22	Standard	Chess South Africa (CSA)	9	9	6.5	Yes	Analysis
9	2018 Wild Card Chess Championships (U14 Girls)	2018-12-21	2018-12-24	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis
10	South African Junior Team Championships 2018 (U14D)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	7	Yes	Analysis
11	Lejweleputswa 1st Qualifier 2019 (U16)	2018-10-27	2018-10-27	Standard	Lejweleputswa (FLW)	5	5	3.5	Yes	Analysis
12	Inter Regional 2018 (U14 Team)	2018-05-04	2018-05-05	Standard	Frances Baard (NCF)	5	5	4.5	Yes	Analysis
13	Lejweleputswa 5th Qualifying Swiss Open Tournament 2018 (U14)	2018-04-21	2018-04-21	Standard	Lejweleputswa (FLW)	5	5	5	Yes	Analysis
14	2018 South African Junior Closed Chess Championships (U14 Girls)	2018-04-01	2018-04-07	Standard	Chess South Africa (CSA)	11	10	2.5	Yes	Analysis
15	Lejweleputswa 4th Qualifying Swiss Open Tournament 2018	2018-03-10	2018-03-10	Standard	Lejweleputswa (FLW)	5	5	2.5	Yes	Analysis
16	Lejweleputswa 3rd Qualifying Swiss Open Tournament 2018 (U14)	2018-02-24	2018-02-24	Standard	Lejweleputswa (FLW)	5	5	3.5	Yes	Analysis
17	Lejweleputswa 2nd Qualifying Swiss Open Tournament 2018 (A)	2018-01-27	2018-01-27	Standard	Lejweleputswa (FLW)	5	5	1.5	Yes	Analysis
18	South African Junior Team Championships 2017 (U14 Girls)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	6	5	Yes	Analysis

#	Games	Start				End
1	12	Tournament Lejweleputswa 5th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 1st Qualifier 2019
		date 2018-04-21	rnd 1	type Standard	result 1	date 2018-10-27	rnd 2	type Standard	result 1
		Opponent De Abreu, C (Cristiano)				Opponent Young, RB (Ruhan)
2	11	Tournament 2018 Wild Card Chess Championships				Tournament 2019 South African Junior Closed Chess Championship
		date 2018-12-22	rnd 4	type Standard	result 1	date 2019-03-21	rnd 7	type Standard	result 0.5
		Opponent Bent, C (Cierra)				Opponent De Villiers, A (Anri)
3	11	Tournament Lejweleputswa 1st Qualifier 2019				Tournament 2018 Wild Card Chess Championships
		date 2018-10-27	rnd 4	type Standard	result 1	date 2018-12-21	rnd 2	type Standard	result 1
		Opponent Dlamini, V (Valentino)				Opponent Qangule, MK (Mandibonge)

#	Games	Start				End
1	12	Tournament Lejweleputswa 5th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 1st Qualifier 2019
		date 2018-04-21	rnd 1	type Standard	result 1	date 2018-10-27	rnd 2	type Standard	result 1
		Opponent De Abreu, C (Cristiano)				Opponent Young, RB (Ruhan)
2	11	Tournament 2018 Wild Card Chess Championships				Tournament 2019 South African Junior Closed Chess Championship
		date 2018-12-22	rnd 4	type Standard	result 1	date 2019-03-21	rnd 7	type Standard	result 0.5
		Opponent Bent, C (Cierra)				Opponent De Villiers, A (Anri)
3	11	Tournament Lejweleputswa 1st Qualifier 2019				Tournament 2018 Wild Card Chess Championships
		date 2018-10-27	rnd 4	type Standard	result 1	date 2018-12-21	rnd 2	type Standard	result 1
		Opponent Dlamini, V (Valentino)				Opponent Qangule, MK (Mandibonge)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	9	Tournament South African Junior Team Championships 2018				Tournament 2018 Wild Card Chess Championships
		date 2018-12-16	rnd 1	type Standard	result 1	date 2018-12-21	rnd 2	type Standard	result 1
		Opponent Mazibuko, T (Thembinkosi)				Opponent Qangule, MK (Mandibonge)
2	8	Tournament Lejweleputswa 5th Qualifying Swiss Open Tournament 2018				Tournament Inter Regional 2018
		date 2018-04-21	rnd 1	type Standard	result 1	date 2018-05-05	rnd 3	type Standard	result 1
		Opponent De Abreu, C (Cristiano)				Opponent Meyson, Y (Yusraa)
3	3	Tournament 2019 South African Junior Team Championships				Tournament Lejweleputswa 3rd Qualifying Tournament 2021
		date 2020-01-08	rnd 7	type Standard	result 1	date 2021-04-24	rnd 2	type Standard	result 1
		Opponent Snijders, G (Gerard)				Opponent Tsehlana, N (Nyatso)

#	Games	Start				End
1	9	Tournament South African Junior Team Championships 2018				Tournament 2018 Wild Card Chess Championships
		date 2018-12-16	rnd 1	type Standard	result 1	date 2018-12-21	rnd 2	type Standard	result 1
		Opponent Mazibuko, T (Thembinkosi)				Opponent Qangule, MK (Mandibonge)
2	8	Tournament Lejweleputswa 5th Qualifying Swiss Open Tournament 2018				Tournament Inter Regional 2018
		date 2018-04-21	rnd 1	type Standard	result 1	date 2018-05-05	rnd 3	type Standard	result 1
		Opponent De Abreu, C (Cristiano)				Opponent Meyson, Y (Yusraa)
3	3	Tournament 2019 South African Junior Team Championships				Tournament Lejweleputswa 3rd Qualifying Tournament 2021
		date 2020-01-08	rnd 7	type Standard	result 1	date 2021-04-24	rnd 2	type Standard	result 1
		Opponent Snijders, G (Gerard)				Opponent Tsehlana, N (Nyatso)

No games found.

#	Games	Start				End

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	Pillay ,D (Diveshan)	2	1	0	2	1	0	0	0	0	0	0	0
1	Pillay ,D (Diveshan)	2	828.5	828.5	2	839.6	828.5	0	0	0	0	0	0
2	Du Preez ,K (Katrien)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
2	Du Preez ,K (Katrien)	2	899.7	1112.2	2	893.6	1112.2	0	0	0	0	0	0
3	Dlamini ,V (Valentino)	2	1	0	2	1	0	0	0	0	0	0	0
3	Dlamini ,V (Valentino)	2	1012	1012	2	1004.4	1012	0	0	0	0	0	0
4	Holroyd ,K (Kea)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
4	Holroyd ,K (Kea)	2	1128.2	915.7	2	1131.4	915.7	0	0	0	0	0	0
5	Els ,J (Jacques)	2	2	425	2	2	425	0	0	0	0	0	0
5	Els ,J (Jacques)	2	1132.7	1557.7	2	1122	1557.7	0	0	0	0	0	0
6	Naicker ,K (Kerri-Anne)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Naicker ,K (Kerri-Anne)	1	1029.6	604.6	1	1042.2	604.6	0	0	0	0	0	0
7	Joseph ,D (Donrique)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Joseph ,D (Donrique)	1	1284.3	1284.3	1	1291	1284.3	0	0	0	0	0	0
8	Schoeman ,S (Sane)	1	1	425	1	1	425	0	0	0	0	0	0
8	Schoeman ,S (Sane)	1	1267.7	1692.7	1	1269.4	1692.7	0	0	0	0	0	0
9	Motlalane ,T (Tumelo)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Motlalane ,T (Tumelo)	1	1096	1096	1	1096	1096	0	0	0	0	0	0
10	Joubert ,N (Natasha)	1	1	425	1	1	425	0	0	0	0	0	0
10	Joubert ,N (Natasha)	1	1307	1732	1	1309.9	1732	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

Schonken, CJ (Christina Johanna)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms