Chess South Africa Ratings Database

PLAYER PAGE

Personal

Struwig, K (Karien)

Chess SA id

2120134690

FIDE id

Date of birth

2012-04-18 (U14)

Gender

Female

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1194.2

Item	Main	Standard	Rapid	Blitz
Rating	1236.1	1229.7	1238.4	1200
Raw rating	1227.7	1220.4	1238.4	1200
Weighted rating	1236.1	1229.7	1238.4	1200
Weighted performance	1096.4	1092.6	0	0
Floor	749.6	744.2	738.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	159.4	161.1	157	165.8
Highest rating	1332.6 2021-08-01	1321.5 2021-08-01	1331.4 2022-04-01	1200 2018-10-01
Highest raw rating	1249.6 2022-07-01	1244.2 2022-07-01	1238.4 2024-03-01	1200 2024-03-01
Highest weighted rating	1249.6 2023-07-01	1244.2 2023-07-01	1238.4 2024-04-01	1200 2018-10-01
Highest weighted performance	1332.6 2021-08-01	1321.5 2021-08-01	1331.4 2022-04-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.5	-0.5	0	0
New rating	1235.6	1229.2	1238.4	1200
Analysis
Rating	1236.1	1229.7	1238.4	1200
Raw rating	1227.7	1220.4	1238.4	1200
Weighted rating	1236.1	1229.7	1238.4
Weighted performance	1096.4	1092.6	0
K-factor	36	36	36	36
Floor	749.6	744.2	738.4	700
Max/Min rating change allowed	159.4	161.1	157	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	1227.7	1220.4	1238.4	1200
New weighted rating	1235.6	1229.2	1238.4	1200
New weighted performance	1096	1092.2	0	0
Temp new rating	1235.6	1229.2	1238.4	1200
Temp new rating +/-	-0.5	-0.5	0	0
Final new rating +/-	-0.5	-0.5	0	0
New rating	1235.6	1229.2	1238.4	1200
New K-factor	36	36	36	36
New floor	749.6	744.2	738.4	700

Item	Main	Standard	Rapid
	0	0	0
	10	10	0
	10	10	0
	5	5	0
	12	5	7
	4	4	0
History	41	34	7

Games since
	Main 20	Standard 20		Rapid 0		Blitz 0
Gender	Female
Age group	U14
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 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	3.5	35	-127.5	1333.8	1206.3
Standard	10	3.5	35	-127.5	1333.8	1206.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	41	20.5	50	0	1246.6	1246.6
Standard	34	16	47.06	-25	1263.1	1238.1
Rapid	7	4.5	64.29	121.4	1166	1287.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1227.7	1220.4	1238.4	1200
2025-09-01	1227.7	1220.4	1238.4	1200
2025-08-01	1237.6	1231.2	1238.4	1200
2025-07-01	1237.6	1231.2	1238.4	1200
2025-06-01	1237.6	1231.2	1238.4	1200
2025-05-01	1239.4	1233.7	1238.4	1200
2025-04-01	1239.4	1233.7	1238.4	1200
2025-03-01	1239.4	1233.7	1238.4	1200
2025-02-01	1239.4	1233.7	1238.4	1200
2025-01-01	1239.4	1233.7	1238.4	1200
2024-12-01	1239.4	1233.7	1238.4	1200
2024-11-01	1239.4	1233.7	1238.4	1200
2024-10-01	1239.4	1233.7	1238.4	1200
2024-09-01	1239.4	1233.7	1238.4	1200
2024-08-01	1239.4	1233.7	1238.4	1200
2024-07-01	1239.4	1233.7	1238.4	1200
2024-06-01	1239.4	1233.7	1238.4	1200
2024-08-01	1239.4	1233.7	1238.4	1200
2024-04-01	1226.9	1218.6	1238.4	1200
2024-03-01	1226.9	1218.6	1238.4	1200
2024-02-01	1226.9	1218.6	1238.4	1200
2024-01-01	1215.5	1202.8	1238.4	1200
2023-12-01	1215.5	1202.8	1238.4	1200
2023-11-01	1215.5	1202.8	1238.4	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	2025 Tshwane South School District CLOSED League Championship (U13A)	2025-08-15	2025-08-15	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
2	2025 Tshwane South School District Individual Finals (D4) (U13 Girls)	2025-05-10	2025-05-10	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Tshwane South School District CLOSED League Championship (U13A)	2025-08-15	2025-08-15	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
2	2025 Tshwane South School District Individual Finals (D4) (U13 Girls)	2025-05-10	2025-05-10	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
3	2024 Milos Ristic Open Chess Tournament (U14)	2024-04-27	2024-04-27	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
4	2024 Tshwane Chess OPEN Registration Tournament (D2)	2024-01-27	2024-01-27	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
5	2023 Tshwane South School District CLOSED League Championship (U11)	2023-07-29	2023-07-29	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
6	2022 Gauteng Schools Individual Chess Championship (U11 Girls)	2022-06-18	2022-06-18	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
7	D4 Individuals 2022 (U11 Girls)	2022-04-23	2022-04-23	Rapid	Tshwane (GTP)	7	7	4.5	Yes	Analysis
8	2021 Gauteng North Open Tournament (E)	2021-08-28	2021-08-29	Standard	Tshwane (GTP)	5	4	3	Yes	Analysis

#	Games	Start				End
1	4	Tournament D4 Individuals 2022				Tournament 2022 Gauteng Schools Individual Chess Championship
		date 2022-04-23	rnd 7	type Rapid	result 1	date 2022-06-18	rnd 3	type Standard	result 1
		Opponent Erasmus, A (Anri)				Opponent Singh, D (Devina)
2	3	Tournament 2021 Gauteng North Open Tournament				Tournament 2021 Gauteng North Open Tournament
		date 2021-08-28	rnd 2	type Standard	result 1	date 2021-08-29	rnd 4	type Standard	result 1
		Opponent Coetzee, M (Merikus)				Opponent Padayachy, V (Vidya)
3	2	Tournament 2024 Milos Ristic Open Chess Tournament				Tournament 2024 Milos Ristic Open Chess Tournament
		date 2024-04-27	rnd 2	type Standard	result 1	date 2024-04-27	rnd 3	type Standard	result 1
		Opponent Stols, C (Christopher Jayden)				Opponent Grahan, T (Tylo)

#	Games	Start				End
1	3	Tournament 2022 Gauteng Schools Individual Chess Championship				Tournament 2022 Gauteng Schools Individual Chess Championship
		date 2022-06-18	rnd 1	type Standard	result 1	date 2022-06-18	rnd 3	type Standard	result 1
		Opponent Ncube, A (Ashanti)				Opponent Singh, D (Devina)
2	3	Tournament 2021 Gauteng North Open Tournament				Tournament 2021 Gauteng North Open Tournament
		date 2021-08-28	rnd 2	type Standard	result 1	date 2021-08-29	rnd 4	type Standard	result 1
		Opponent Coetzee, M (Merikus)				Opponent Padayachy, V (Vidya)
3	2	Tournament 2024 Milos Ristic Open Chess Tournament				Tournament 2024 Milos Ristic Open Chess Tournament
		date 2024-04-27	rnd 2	type Standard	result 1	date 2024-04-27	rnd 3	type Standard	result 1
		Opponent Stols, C (Christopher Jayden)				Opponent Grahan, T (Tylo)

#	Games	Start				End
1	2	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 4	type Rapid	result 1	date 2022-04-23	rnd 5	type Rapid	result 1
		Opponent Van Biljon, J (Janina)				Opponent Beetge, A (Anabelle)
2	2	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 1	type Rapid	result 0.5	date 2022-04-23	rnd 2	type Rapid	result 1
		Opponent Posthumus, Z (Zane)				Opponent Padayachy, V (Vidya)
3	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 7	type Rapid	result 1	date 2022-04-23	rnd 7	type Rapid	result 1
		Opponent Erasmus, A (Anri)				Opponent Erasmus, A (Anri)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament D4 Individuals 2022				Tournament 2022 Gauteng Schools Individual Chess Championship
		date 2022-04-23	rnd 7	type Rapid	result 1	date 2022-06-18	rnd 3	type Standard	result 1
		Opponent Erasmus, A (Anri)				Opponent Singh, D (Devina)
2	3	Tournament 2021 Gauteng North Open Tournament				Tournament 2021 Gauteng North Open Tournament
		date 2021-08-28	rnd 2	type Standard	result 1	date 2021-08-29	rnd 4	type Standard	result 1
		Opponent Coetzee, M (Merikus)				Opponent Padayachy, V (Vidya)
3	2	Tournament 2024 Milos Ristic Open Chess Tournament				Tournament 2024 Milos Ristic Open Chess Tournament
		date 2024-04-27	rnd 2	type Standard	result 1	date 2024-04-27	rnd 3	type Standard	result 1
		Opponent Stols, C (Christopher Jayden)				Opponent Grahan, T (Tylo)

#	Games	Start				End
1	3	Tournament 2022 Gauteng Schools Individual Chess Championship				Tournament 2022 Gauteng Schools Individual Chess Championship
		date 2022-06-18	rnd 1	type Standard	result 1	date 2022-06-18	rnd 3	type Standard	result 1
		Opponent Ncube, A (Ashanti)				Opponent Singh, D (Devina)
2	3	Tournament 2021 Gauteng North Open Tournament				Tournament 2021 Gauteng North Open Tournament
		date 2021-08-28	rnd 2	type Standard	result 1	date 2021-08-29	rnd 4	type Standard	result 1
		Opponent Coetzee, M (Merikus)				Opponent Padayachy, V (Vidya)
3	2	Tournament 2024 Milos Ristic Open Chess Tournament				Tournament 2024 Milos Ristic Open Chess Tournament
		date 2024-04-27	rnd 2	type Standard	result 1	date 2024-04-27	rnd 3	type Standard	result 1
		Opponent Stols, C (Christopher Jayden)				Opponent Grahan, T (Tylo)

#	Games	Start				End
1	2	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 4	type Rapid	result 1	date 2022-04-23	rnd 5	type Rapid	result 1
		Opponent Van Biljon, J (Janina)				Opponent Beetge, A (Anabelle)
2	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 7	type Rapid	result 1	date 2022-04-23	rnd 7	type Rapid	result 1
		Opponent Erasmus, A (Anri)				Opponent Erasmus, A (Anri)
3	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 2	type Rapid	result 1	date 2022-04-23	rnd 2	type Rapid	result 1
		Opponent Padayachy, V (Vidya)				Opponent Padayachy, V (Vidya)

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	Jansen ,A (Alexia)	3	0	-425	2	0	-425	1	0	-425	0	0	0
1	Jansen ,A (Alexia)	3	1366.4	941.4	2	1396.8	941.4	1	1200	941.4	0	0	0
2	Muller ,M (Mari)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Muller ,M (Mari)	2	1369	944	2	1361.1	944	0	0	0	0	0	0
3	Engelbrecht ,A (Amber-Lee)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Engelbrecht ,A (Amber-Lee)	2	1471.4	1046.4	2	1464.4	1046.4	0	0	0	0	0	0
4	Buchner ,E (Emil)	2	1	0	2	1	0	0	0	0	0	0	0
4	Buchner ,E (Emil)	2	1253.2	1253.2	2	1243.6	1253.2	0	0	0	0	0	0
5	Padayachy ,V (Vidya)	2	2	425	1	1	425	1	1	425	0	0	0
5	Padayachy ,V (Vidya)	2	992.8	1417.8	1	960	1417.8	1	1200	1417.8	0	0	0
6	Muller ,J (Jano)	1	1	425	1	1	425	0	0	0	0	0	0
6	Muller ,J (Jano)	1	1194.6	1619.6	1	1196.1	1619.6	0	0	0	0	0	0
7	Truscott ,A (Ane)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Truscott ,A (Ane)	1	1440.8	1015.8	1	1427.9	1015.8	0	0	0	0	0	0
8	Niehaus ,L (Liam)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Niehaus ,L (Liam)	1	1171.1	1171.1	1	1164.8	1171.1	0	0	0	0	0	0
9	Van Der Schyff ,C (Charlize)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Van Der Schyff ,C (Charlize)	1	1414.9	989.9	1	1406.1	989.9	0	0	0	0	0	0
10	Oroni ,L (Luca)	1	1	425	1	1	425	0	0	0	0	0	0
10	Oroni ,L (Luca)	1	1234.9	1659.9	1	1242.8	1659.9	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

Struwig, K (Karien)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms