Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kruger, S (Stefan)

Chess SA id

1080102523

FIDE id

Date of birth

2008-02-25 (U20)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-07-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1401.2	1398.6	1200	1200
Raw rating	1401.2	1398.6	1200	1200
Weighted rating	1343.7	1346.5	1200	1200
Weighted performance	1326.2	1323.8	0	0
Floor	901.2	898.6	700	700
K-factor	32	36	36	36
Min/Max rating change allowed	124.5	125	165.8	165.8
Highest rating	1401.2 2025-08-01	1398.6 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1401.2 2025-08-01	1398.6 2025-08-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1298.5 2025-08-01	1306.4 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1401.2 2025-08-01	1398.6 2024-09-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1401.2	1398.6	1200	1200
Analysis
Rating	1401.2	1398.6	1200	1200
Raw rating	1401.2	1398.6	1200	1200
Weighted rating	1343.7	1346.5	1200
Weighted performance	1326.2	1323.8	0
K-factor	32	36	36	36
Floor	901.2	898.6	700	700
Max/Min rating change allowed	124.5	125	165.8	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	1401.2	1398.6	1200	1200
New weighted rating	1350.6	1352.7	1200	1200
New weighted performance	1316.9	1314.5	0	0
Temp new rating	1401.2	1398.6	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1401.2	1398.6	1200	1200
New K-factor	32	36	36	36
New floor	901.2	898.6	700	700

Item	Main	Standard
	0	0
	22	22
	27	27
	0	0
	10	10
	0	0
History	64	64

Games since
	Main 49	Standard 49		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	2169		758		271
Male	1773		612		215
U18	347		136		58
U18 Male	298		114		50
Standard
	RSA		Province		Region
Overall	2099		775		294
Male	1708		629		233
U18	353		150		67
U18 Male	305		130		59
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-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	22	12.5	56.82	58	1346	1404
Standard	22	12.5	56.82	58	1346	1404
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	64	34.5	53.91	33.2	1297.7	1330.9
Standard	64	34.5	53.91	33.2	1297.7	1330.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1401.2	1398.6	1200	1200
2025-11-30	1401.2	1398.6	1200	1200
2025-11-01	1401.2	1398.6	1200	1200
2025-09-30	1401.2	1398.6	1200	1200
2025-09-01	1401.2	1398.6	1200	1200
2025-08-01	1401.2	1398.6	1200	1200
2025-07-01	1311.4	1316.3	1200	1200
2025-06-01	1344	1354.8	1200	1200
2025-05-01	1300.6	1305.7	1200	1200
2025-04-01	1300.6	1305.7	1200	1200
2025-03-01	1300.6	1305.7	1200	1200
2025-02-01	1300.6	1305.7	1200	1200
2025-01-01	1300.6	1305.7	1200	1200
2024-12-01	1300.6	1305.7	1200	1200
2024-11-01	1300.6	1305.7	1200	1200
2024-10-01	1300.6	1305.7	1200	1200
2024-09-01	1270.8	1275.8	1200	1200
2024-11-01	1287.4	1297.8	1200	1200
2024-07-01	1299.9	1316.9	1200	1200
2024-06-01	1299.9	1316.9	1200	1200
2024-05-01	1236.9	1246	1200	1200
2024-04-01	1236.9	1246	1200	1200
2024-03-01	1236.9	1246	1200	1200
2024-02-01	1236.9	1246	1200	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	2025 Tshwane North School District Cluster 4 & 5 Team League (D3) (U17)	2025-07-26	2025-07-26	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
2	2025 Elise Steenkamp Open Chess Tournament (Queen)	2025-06-14	2025-06-16	Standard	Tshwane (GTP)	7	7	2	Yes	Analysis
3	2025 Tshwane North School District CLOSED Individual Chess Championship (U18 Open)	2025-05-24	2025-05-24	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U18 Open)	2025-05-10	2025-05-10	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
5	2024 Etienne Lewis (U18+U20)	2024-08-30	2024-09-01	Standard	Tshwane (GTP)	7	7	3	Yes	Analysis
6	2024 Alekhine Open Chess Tournament (B)	2024-08-09	2024-08-10	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
7	2024 Tshwane North School District Cluster 4 & 5 Team League (U17)	2024-07-20	2024-07-20	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
8	2024 Tshwane North School District CLOSED Individual Champioships (U18 Boys)	2024-05-11	2024-05-11	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
9	District 3 Cluster 4 and 5 Individuals 2024 (U18 Boys)	2024-05-06	2024-05-06	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
10	2022 D3 Cluster Teams (U15 Mixed)	2022-05-28	2022-05-28	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
11	2022 D3 Cluster City Schools (U15)	2022-04-23	2022-04-23	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
12	D2 Schools Individuals 2018 (U11 Open)	2018-05-19	2018-05-19	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis

#	Games	Start				End
1	9	Tournament 2022 D3 Cluster Teams				Tournament District 3 Cluster 4 and 5 Individuals 2024
		date 2022-05-28	rnd 1	type Standard	result 1	date 2024-05-06	rnd 4	type Standard	result 1
		Opponent Irving, K (Kian)				Opponent Stolp, T (Tiaan)
2	4	Tournament 2025 Tshwane North School District Cluster 4 & 5 Team League (D3)				Tournament 2025 Tshwane North School District Cluster 4 & 5 Team League (D3)
		date 2025-07-26	rnd 2	type Standard	result 1	date 2025-07-26	rnd 5	type Standard	result 1
		Opponent Maponya, W (Warona)				Opponent Kruger, H (Hein)
3	4	Tournament 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5				Tournament 2025 Tshwane North School District CLOSED Individual Chess Championship
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-24	rnd 1	type Standard	result 1
		Opponent Maluleka, T (Tshepang)				Opponent Meletoa, T (Tshepo)

#	Games	Start				End
1	9	Tournament 2022 D3 Cluster Teams				Tournament District 3 Cluster 4 and 5 Individuals 2024
		date 2022-05-28	rnd 1	type Standard	result 1	date 2024-05-06	rnd 4	type Standard	result 1
		Opponent Irving, K (Kian)				Opponent Stolp, T (Tiaan)
2	4	Tournament 2025 Tshwane North School District Cluster 4 & 5 Team League (D3)				Tournament 2025 Tshwane North School District Cluster 4 & 5 Team League (D3)
		date 2025-07-26	rnd 2	type Standard	result 1	date 2025-07-26	rnd 5	type Standard	result 1
		Opponent Maponya, W (Warona)				Opponent Kruger, H (Hein)
3	4	Tournament 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5				Tournament 2025 Tshwane North School District CLOSED Individual Chess Championship
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-24	rnd 1	type Standard	result 1
		Opponent Maluleka, T (Tshepang)				Opponent Meletoa, T (Tshepo)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	9	Tournament 2022 D3 Cluster Teams				Tournament District 3 Cluster 4 and 5 Individuals 2024
		date 2022-05-28	rnd 1	type Standard	result 1	date 2024-05-06	rnd 4	type Standard	result 1
		Opponent Irving, K (Kian)				Opponent Stolp, T (Tiaan)
2	4	Tournament 2025 Tshwane North School District Cluster 4 & 5 Team League (D3)				Tournament 2025 Tshwane North School District Cluster 4 & 5 Team League (D3)
		date 2025-07-26	rnd 2	type Standard	result 1	date 2025-07-26	rnd 5	type Standard	result 1
		Opponent Maponya, W (Warona)				Opponent Kruger, H (Hein)
3	3	Tournament D2 Schools Individuals 2018				Tournament 2022 D3 Cluster City Schools
		date 2018-05-19	rnd 4	type Standard	result 1	date 2022-04-23	rnd 1	type Standard	result 1
		Opponent Tarr, R (Riley)				Opponent Pieterse, U (Ulrich)

#	Games	Start				End
1	9	Tournament 2022 D3 Cluster Teams				Tournament District 3 Cluster 4 and 5 Individuals 2024
		date 2022-05-28	rnd 1	type Standard	result 1	date 2024-05-06	rnd 4	type Standard	result 1
		Opponent Irving, K (Kian)				Opponent Stolp, T (Tiaan)
2	4	Tournament 2025 Tshwane North School District Cluster 4 & 5 Team League (D3)				Tournament 2025 Tshwane North School District Cluster 4 & 5 Team League (D3)
		date 2025-07-26	rnd 2	type Standard	result 1	date 2025-07-26	rnd 5	type Standard	result 1
		Opponent Maponya, W (Warona)				Opponent Kruger, H (Hein)
3	3	Tournament D2 Schools Individuals 2018				Tournament 2022 D3 Cluster City Schools
		date 2018-05-19	rnd 4	type Standard	result 1	date 2022-04-23	rnd 1	type Standard	result 1
		Opponent Tarr, R (Riley)				Opponent Pieterse, U (Ulrich)

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	Wolfaardt ,J (John Eduan)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Wolfaardt ,J (John Eduan)	3	1401.2	976.2	3	1399.8	976.2	0	0	0	0	0	0
2	Shibambu ,K (Khenso Divine)	3	0	-425	3	0	-425	0	0	0	0	0	0
2	Shibambu ,K (Khenso Divine)	3	1523.4	1098.4	3	1523	1098.4	0	0	0	0	0	0
3	Mathe ,T (Thabang)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Mathe ,T (Thabang)	2	1407.1	982.1	2	1400.2	982.1	0	0	0	0	0	0
4	Maponya ,W (Warona)	2	1	0	2	1	0	0	0	0	0	0	0
4	Maponya ,W (Warona)	2	1481	1481	2	1480.2	1481	0	0	0	0	0	0
5	Koning ,L (Lehan)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Koning ,L (Lehan)	2	1592.4	1167.4	2	1588.9	1167.4	0	0	0	0	0	0
6	Jordaan ,A (Alexander)	1	1	425	1	1	425	0	0	0	0	0	0
6	Jordaan ,A (Alexander)	1	1476	1901	1	1456.5	1901	0	0	0	0	0	0
7	Pieterse ,U (Ulrich)	1	1	425	1	1	425	0	0	0	0	0	0
7	Pieterse ,U (Ulrich)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Kusel ,M (Merwede Dawn)	1	1	425	1	1	425	0	0	0	0	0	0
8	Kusel ,M (Merwede Dawn)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Maluleka ,T (Tshepang)	1	1	425	1	1	425	0	0	0	0	0	0
9	Maluleka ,T (Tshepang)	1	1186.8	1611.8	1	1191.4	1611.8	0	0	0	0	0	0
10	Saputra ,Z (Zyanbi)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Saputra ,Z (Zyanbi)	1	1297.2	1297.2	1	1300.3	1297.2	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

Kruger, S (Stefan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms