Chess South Africa Ratings Database

PLAYER PAGE

Personal

Bouwer, D (Divan)

Chess SA id

1070136968

FIDE id

Date of birth

2007-01-24 (U20)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-02-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1253	1254	1200	1200
Raw rating	1252.9	1253	1200	1200
Weighted rating	1253	1254	1200	1200
Weighted performance	1011	999.6	0	0
Floor	757.6	760.3	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	153.8	153.7	165.8	165.8
Highest rating	1267.8 2022-06-01	1260.3 2024-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1257.6 2024-03-01	1260.3 2024-03-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1251.2 2025-08-01	1252.3 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1267.8 2022-06-01	1258.8 2022-06-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.6	0.5	0	0
New rating	1253.5	1254.6	1200	1200
Analysis
Rating	1253	1254	1200	1200
Raw rating	1252.9	1253	1200	1200
Weighted rating	1253	1254	1200
Weighted performance	1011	999.6	0
K-factor	36	36	36	36
Floor	757.6	760.3	700	700
Max/Min rating change allowed	153.8	153.7	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	1252.9	1253	1200	1200
New weighted rating	1253.5	1254.6	1200	1200
New weighted performance	1010.5	999.2	0	0
Temp new rating	1253.5	1254.6	1200	1200
Temp new rating +/-	0.6	0.5	0	0
Final new rating +/-	0.6	0.5	0	0
New rating	1253.5	1254.6	1200	1200
New K-factor	36	36	36	36
New floor	757.6	760.3	700	700

Item	Main	Standard
	0	0
	5	5
	5	5
	5	5
	10	10
	0	0
History	25	25

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	5	2.5	50	0	1238.2	1238.2
Standard	5	2.5	50	0	1238.2	1238.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	25	13.5	54	34	1237	1271
Standard	25	13.5	54	34	1237	1271
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1252.9	1253	1200	1200
2025-09-01	1252.9	1253	1200	1200
2025-08-01	1252.9	1253	1200	1200
2025-07-01	1252.9	1253	1200	1200
2025-06-01	1252.9	1253	1200	1200
2025-05-01	1252.9	1253	1200	1200
2025-04-01	1252.9	1253	1200	1200
2025-03-01	1252.9	1253	1200	1200
2025-02-01	1257.6	1260.3	1200	1200
2025-01-01	1257.6	1260.3	1200	1200
2024-12-01	1257.6	1260.3	1200	1200
2024-11-01	1257.6	1260.3	1200	1200
2024-10-01	1257.6	1260.3	1200	1200
2024-09-01	1257.6	1260.3	1200	1200
2024-08-01	1257.6	1260.3	1200	1200
2024-07-01	1257.6	1260.3	1200	1200
2024-06-01	1257.6	1260.3	1200	1200
2024-08-01	1257.6	1260.3	1200	1200
2024-04-01	1257.6	1260.3	1200	1200
2024-03-01	1257.6	1260.3	1200	1200
2024-02-01	1195.2	1191.2	1200	1200
2024-01-01	1195.2	1191.2	1200	1200
2023-12-01	1195.2	1191.2	1200	1200
2023-11-01	1195.2	1191.2	1200	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	Grey College Team Championship 2025 (B)	2025-02-21	2025-02-22	Standard	Mangaung (FMB)	5	5	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Grey College Team Championship 2025 (B)	2025-02-21	2025-02-22	Standard	Mangaung (FMB)	5	5	2.5	Yes	Analysis
2	Grey College Team Championship 2024 (B)	2024-02-23	2024-02-24	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
3	Grey College Team Championship 2023 (A)	2023-02-03	2023-02-04	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
4	2022 Gauteng Schools Individual Chess Championship (U15 Boys)	2022-06-18	2022-06-18	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
5	Grey College Team Championship 2022 (A)	2022-02-18	2022-02-19	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Grey College Team Championship 2022				Tournament 2022 Gauteng Schools Individual Chess Championship
		date 2022-02-19	rnd 4	type Standard	result 1	date 2022-06-18	rnd 1	type Standard	result 1
		Opponent Plaat, M (Meldriego)				Opponent Letseli, R (Reabetswe)
2	2	Tournament Grey College Team Championship 2025				Tournament Grey College Team Championship 2025
		date 2025-02-21	rnd 2	type Standard	result 1	date 2025-02-21	rnd 3	type Standard	result 1
		Opponent Goldswain, M (Matthew)				Opponent Hollenbach, W (Wian)
3	2	Tournament Grey College Team Championship 2024				Tournament Grey College Team Championship 2024
		date 2024-02-24	rnd 4	type Standard	result 1	date 2024-02-24	rnd 5	type Standard	result 1
		Opponent Smit, L (Liam)				Opponent Mopedi, K (Karabo)

#	Games	Start				End
1	3	Tournament Grey College Team Championship 2022				Tournament 2022 Gauteng Schools Individual Chess Championship
		date 2022-02-19	rnd 4	type Standard	result 1	date 2022-06-18	rnd 1	type Standard	result 1
		Opponent Plaat, M (Meldriego)				Opponent Letseli, R (Reabetswe)
2	2	Tournament Grey College Team Championship 2025				Tournament Grey College Team Championship 2025
		date 2025-02-21	rnd 2	type Standard	result 1	date 2025-02-21	rnd 3	type Standard	result 1
		Opponent Goldswain, M (Matthew)				Opponent Hollenbach, W (Wian)
3	2	Tournament Grey College Team Championship 2024				Tournament Grey College Team Championship 2024
		date 2024-02-24	rnd 4	type Standard	result 1	date 2024-02-24	rnd 5	type Standard	result 1
		Opponent Smit, L (Liam)				Opponent Mopedi, K (Karabo)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Grey College Team Championship 2022				Tournament 2022 Gauteng Schools Individual Chess Championship
		date 2022-02-19	rnd 4	type Standard	result 1	date 2022-06-18	rnd 1	type Standard	result 1
		Opponent Plaat, M (Meldriego)				Opponent Letseli, R (Reabetswe)
2	2	Tournament Grey College Team Championship 2025				Tournament Grey College Team Championship 2025
		date 2025-02-21	rnd 2	type Standard	result 1	date 2025-02-21	rnd 3	type Standard	result 1
		Opponent Goldswain, M (Matthew)				Opponent Hollenbach, W (Wian)
3	2	Tournament Grey College Team Championship 2024				Tournament Grey College Team Championship 2024
		date 2024-02-24	rnd 4	type Standard	result 1	date 2024-02-24	rnd 5	type Standard	result 1
		Opponent Smit, L (Liam)				Opponent Mopedi, K (Karabo)

#	Games	Start				End
1	3	Tournament Grey College Team Championship 2022				Tournament 2022 Gauteng Schools Individual Chess Championship
		date 2022-02-19	rnd 4	type Standard	result 1	date 2022-06-18	rnd 1	type Standard	result 1
		Opponent Plaat, M (Meldriego)				Opponent Letseli, R (Reabetswe)
2	2	Tournament Grey College Team Championship 2025				Tournament Grey College Team Championship 2025
		date 2025-02-21	rnd 2	type Standard	result 1	date 2025-02-21	rnd 3	type Standard	result 1
		Opponent Goldswain, M (Matthew)				Opponent Hollenbach, W (Wian)
3	2	Tournament Grey College Team Championship 2024				Tournament Grey College Team Championship 2024
		date 2024-02-24	rnd 4	type Standard	result 1	date 2024-02-24	rnd 5	type Standard	result 1
		Opponent Smit, L (Liam)				Opponent Mopedi, K (Karabo)

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	Govender ,T (Tristan)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Govender ,T (Tristan)	1	1188.9	763.9	1	1177.9	763.9	0	0	0	0	0	0
2	Rossouw ,W (Wessel Johannes)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Rossouw ,W (Wessel Johannes)	1	1216.2	791.2	1	1198.5	791.2	0	0	0	0	0	0
3	Leite ,K (Kiara)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Leite ,K (Kiara)	1	1188.4	763.4	1	1177.7	763.4	0	0	0	0	0	0
4	Wessels ,C (Cameron)	1	1	425	1	1	425	0	0	0	0	0	0
4	Wessels ,C (Cameron)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Yao ,C (Christ David)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Yao ,C (Christ David)	1	1274.5	849.5	1	1194.4	849.5	0	0	0	0	0	0
6	Raphoko ,S (Sebabotso)	1	1	425	1	1	425	0	0	0	0	0	0
6	Raphoko ,S (Sebabotso)	1	1159.2	1584.2	1	1110.8	1584.2	0	0	0	0	0	0
7	Wang ,I (Ikai)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Wang ,I (Ikai)	1	1279.9	854.9	1	1276.4	854.9	0	0	0	0	0	0
8	Goldswain ,M (Matthew)	1	1	425	1	1	425	0	0	0	0	0	0
8	Goldswain ,M (Matthew)	1	1122.6	1547.6	1	1119.7	1547.6	0	0	0	0	0	0
9	Letseli ,R (Reabetswe)	1	1	425	1	1	425	0	0	0	0	0	0
9	Letseli ,R (Reabetswe)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Kruger ,C (Christoffel)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Kruger ,C (Christoffel)	1	1132.4	707.4	1	1126	707.4	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

Bouwer, D (Divan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms