Chess South Africa Ratings Database

PLAYER PAGE

Personal

Brown, D (Donray)

Chess SA id

1140316563

FIDE id

Date of birth

2014-03-29 (U12)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-14

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1201	1199.6	1209.4	1200
Raw rating	1200.4	1199.6	1208.9	1200
Weighted rating	1201	1199.5	1209.4	1200
Weighted performance	0	0	0	0
Floor	713.8	700	723.3	700
K-factor	36	36	36	36
Min/Max rating change allowed	165.7	165.9	163.7	165.8
Highest rating	1213.8 2025-03-01	1200 2025-03-01	1223.3 2025-03-01	1200 2025-03-01
Highest raw rating	1213.8 2025-03-01	1200 2025-03-01	1223.3 2025-03-01	1200 2025-03-01
Highest weighted rating	1213.8 2025-03-01	1200 2025-03-01	1208.9 2025-08-01	1200 2025-03-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0	0	0.2	0
New rating	1201	1199.6	1209.7	1200
Analysis
Rating	1201	1199.6	1209.4	1200
Raw rating	1200.4	1199.6	1208.9	1200
Weighted rating	1201	1199.5	1209.4
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	713.8	700	723.3	700
Max/Min rating change allowed	165.7	165.9	163.7	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	1200.4	1199.6	1208.9	1200
New weighted rating	1201	1199.5	1209.7	1200
New weighted performance	0	0	0	0
Temp new rating	1201	1199.6	1209.7	1200
Temp new rating +/-	-0	0	0.2	0
Final new rating +/-	-0	0	0.2	0
New rating	1201	1199.6	1209.7	1200
New K-factor	36	36	36	36
New floor	713.8	700	723.3	700

Item	Main	Standard	Rapid
	0	0	0
	13	3	10
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	13	3	10

Games since
	Main 13	Standard 3		Rapid 10		Blitz 0
Gender	Male
Age group	U12
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	13	5	38.46	-98.1	1209	1110.9
Standard	3	0	0	-425	1204	779
Rapid	10	5	50	0	1210.4	1210.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	13	5	38.46	-98.1	1209	1110.9
Standard	3	0	0	-425	1204	779
Rapid	10	5	50	0	1210.4	1210.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1200.4	1199.6	1208.9	1200
2025-09-01	1200.4	1199.6	1208.9	1200
2025-08-01	1200.4	1199.6	1208.9	1200
2025-07-01	1201	1199.6	1223.3	1200
2025-06-01	1201	1199.6	1223.3	1200
2025-05-01	1200.8	1199.3	1223.3	1200
2025-04-01	1198.6	1195.6	1223.3	1200
2025-03-01	1213.8	1200	1223.3	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	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	Lower West Coast Top Schools 2025 (U11)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
2	West Coast Schools Chess Prestige 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	3	0	Yes	Analysis
3	Lower West Coast Prestige 2025 (U11 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Lower West Coast Top Schools 2025 (U11)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
2	West Coast Schools Chess Prestige 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	3	0	Yes	Analysis
3	Lower West Coast Prestige 2025 (U11 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis

#	Games	Start				End
1	2	Tournament Lower West Coast Top Schools 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-06-14	rnd 3	type Rapid	result 1	date 2025-06-14	rnd 4	type Rapid	result 1
		Opponent Roberts, L (Louise)				Opponent Nthaba, S (Samuel)
2	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Mangrow, P (Phillip)				Opponent Mangrow, P (Phillip)
3	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Nthaba, S (Samuel)				Opponent Nthaba, S (Samuel)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Lower West Coast Top Schools 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-06-14	rnd 3	type Rapid	result 1	date 2025-06-14	rnd 4	type Rapid	result 1
		Opponent Roberts, L (Louise)				Opponent Nthaba, S (Samuel)
2	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Mangrow, P (Phillip)				Opponent Mangrow, P (Phillip)
3	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Nthaba, S (Samuel)				Opponent Nthaba, S (Samuel)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Lower West Coast Top Schools 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-06-14	rnd 3	type Rapid	result 1	date 2025-06-14	rnd 4	type Rapid	result 1
		Opponent Roberts, L (Louise)				Opponent Nthaba, S (Samuel)
2	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Mangrow, P (Phillip)				Opponent Mangrow, P (Phillip)
3	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Nthaba, S (Samuel)				Opponent Nthaba, S (Samuel)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Lower West Coast Top Schools 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-06-14	rnd 3	type Rapid	result 1	date 2025-06-14	rnd 4	type Rapid	result 1
		Opponent Roberts, L (Louise)				Opponent Nthaba, S (Samuel)
2	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Mangrow, P (Phillip)				Opponent Mangrow, P (Phillip)
3	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Nthaba, S (Samuel)				Opponent Nthaba, S (Samuel)

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	Appollis ,L (Limo-Lee)	2	0	-425	0	0	0	2	0	-425	0	0	0
1	Appollis ,L (Limo-Lee)	2	1229.9	804.9	0	0	0	2	1247.3	804.9	0	0	0
2	Nthaba ,S (Samuel)	2	2	425	0	0	0	2	2	425	0	0	0
2	Nthaba ,S (Samuel)	2	1199.8	1624.8	0	0	0	2	1199.7	1624.8	0	0	0
3	De Wee ,N (Nathan)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	De Wee ,N (Nathan)	1	1233.5	808.5	1	1200	808.5	0	0	0	0	0	0
4	Januarie ,J (Johydin)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Januarie ,J (Johydin)	1	1167.6	742.6	1	1177.1	742.6	0	0	0	0	0	0
5	Mpondombini ,P (Payton)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mpondombini ,P (Payton)	1	1210.9	785.9	1	1158.5	785.9	0	0	0	0	0	0
6	Flink ,J (Jay Ton)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Flink ,J (Jay Ton)	1	1241.4	816.4	0	0	0	1	1298.5	816.4	0	0	0
7	Witbooi ,A (Austin)	1	1	425	0	0	0	1	1	425	0	0	0
7	Witbooi ,A (Austin)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Mangrow ,P (Phillip)	1	1	425	0	0	0	1	1	425	0	0	0
8	Mangrow ,P (Phillip)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Wentzel ,W (Willen)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Wentzel ,W (Willen)	1	1200	775	0	0	0	1	1200	775	0	0	0
10	Mqengwana ,A (Asonge)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Mqengwana ,A (Asonge)	1	1200	775	0	0	0	1	1200	775	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Brown, D (Donray)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms