Chess South Africa Ratings Database

PLAYER PAGE

Personal

Lourens, D (Dreyer)

Chess SA id

1120150084

FIDE id

Date of birth

2012-06-02 (U14)

Gender

Male

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-03-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1311.9	1263.6	1336.4	1200
Raw rating	1311.9	1263.6	1336.4	1200
Weighted rating	1311.9	1263.6	1336.4	1200
Weighted performance	0	0	0	0
Floor	811.9	763.6	836.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	141.4	151.5	136.5	165.8
Highest rating	1468.4 2023-03-01	1475.6 2023-03-01	1534 2023-02-01	1200 2018-10-01
Highest raw rating	1311.9 2024-03-01	1263.6 2024-03-01	1336.4 2024-03-01	1200 2024-03-01
Highest weighted rating	1311.9 2025-02-01	1263.6 2025-02-01	1336.4 2025-02-01	1200 2018-10-01
Highest weighted performance	1468.4 2023-03-01	1475.6 2023-03-01	1534 2023-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1311.9	1263.6	1336.4	1200
Analysis
Rating	1311.9	1263.6	1336.4	1200
Raw rating	1311.9	1263.6	1336.4	1200
Weighted rating	1311.9	1263.6	1336.4
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	811.9	763.6	836.4	700
Max/Min rating change allowed	141.4	151.5	136.5	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	1311.9	1263.6	1336.4	1200
New weighted rating	1311.9	1263.6	1336.4	1200
New weighted performance	0	0	0	0
Temp new rating	1311.9	1263.6	1336.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1311.9	1263.6	1336.4	1200
New K-factor	36	36	36	36
New floor	811.9	763.6	836.4	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	16	5	11
	0	0	0
	0	0	0
History	16	5	11

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	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	16	13	81.25	265.6	1243.7	1509.4
Standard	5	4	80	255	1218.9	1473.9
Rapid	11	9	81.82	270.5	1255	1525.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1311.9	1263.6	1336.4	1200
2025-09-01	1311.9	1263.6	1336.4	1200
2025-08-01	1311.9	1263.6	1336.4	1200
2025-07-01	1311.9	1263.6	1336.4	1200
2025-06-01	1311.9	1263.6	1336.4	1200
2025-05-01	1311.9	1263.6	1336.4	1200
2025-04-01	1311.9	1263.6	1336.4	1200
2025-03-01	1311.9	1263.6	1336.4	1200
2025-02-01	1311.9	1263.6	1336.4	1200
2025-01-01	1311.9	1263.6	1336.4	1200
2024-12-01	1311.9	1263.6	1336.4	1200
2024-11-01	1311.9	1263.6	1336.4	1200
2024-10-01	1311.9	1263.6	1336.4	1200
2024-09-01	1311.9	1263.6	1336.4	1200
2024-08-01	1311.9	1263.6	1336.4	1200
2024-07-01	1311.9	1263.6	1336.4	1200
2024-06-01	1311.9	1263.6	1336.4	1200
2024-08-01	1311.9	1263.6	1336.4	1200
2024-04-01	1311.9	1263.6	1336.4	1200
2024-03-01	1311.9	1263.6	1336.4	1200
2024-02-01	1311.9	1263.6	1336.4	1200
2024-01-01	1311.9	1263.6	1336.4	1200
2023-12-01	1311.9	1263.6	1336.4	1200
2023-11-01	1311.9	1263.6	1336.4	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	Overberg School Chess Closed Tournament 2023 (U11 Boys)	2023-03-25	2023-03-25	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
2	Overberg Primary School Trials (Region 2)	2023-02-24	2023-03-10	Rapid	Overberg (WOS)	6	6	5	Yes	Analysis
3	Overberg Schools Open Tournament 2023 (U12)	2023-02-11	2023-02-11	Rapid	Overberg (WOS)	5	5	4	Yes	Analysis

#	Games	Start				End
1	7	Tournament Overberg Primary School Trials				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-02-24	rnd 2	type Rapid	result 1	date 2023-03-25	rnd 2	type Standard	result 1
		Opponent Franken, R (Roy)				Opponent Conde, L (Luc)
2	4	Tournament Overberg Schools Open Tournament 2023				Tournament Overberg Schools Open Tournament 2023
		date 2023-02-11	rnd 1	type Rapid	result 1	date 2023-02-11	rnd 4	type Rapid	result 1
		Opponent Van Der Westhuizen, M (Mika)				Opponent Viljoen, P (Pieter)
3	2	Tournament Overberg School Chess Closed Tournament 2023				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-03-25	rnd 4	type Standard	result 1	date 2023-03-25	rnd 5	type Standard	result 1
		Opponent Otto, T (Taylor)				Opponent Kudiyarov, M (Maxim)

#	Games	Start				End
1	2	Tournament Overberg School Chess Closed Tournament 2023				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-03-25	rnd 4	type Standard	result 1	date 2023-03-25	rnd 5	type Standard	result 1
		Opponent Otto, T (Taylor)				Opponent Kudiyarov, M (Maxim)
2	2	Tournament Overberg School Chess Closed Tournament 2023				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-03-25	rnd 1	type Standard	result 1	date 2023-03-25	rnd 2	type Standard	result 1
		Opponent Muller, A (Andreas)				Opponent Conde, L (Luc)

#	Games	Start				End
1	5	Tournament Overberg Primary School Trials				Tournament Overberg Primary School Trials
		date 2023-02-24	rnd 2	type Rapid	result 1	date 2023-03-10	rnd 6	type Rapid	result 1
		Opponent Franken, R (Roy)				Opponent Lowe, C (Connor)
2	4	Tournament Overberg Schools Open Tournament 2023				Tournament Overberg Schools Open Tournament 2023
		date 2023-02-11	rnd 1	type Rapid	result 1	date 2023-02-11	rnd 4	type Rapid	result 1
		Opponent Van Der Westhuizen, M (Mika)				Opponent Viljoen, P (Pieter)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament Overberg Primary School Trials				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-02-24	rnd 2	type Rapid	result 1	date 2023-03-25	rnd 2	type Standard	result 1
		Opponent Franken, R (Roy)				Opponent Conde, L (Luc)
2	4	Tournament Overberg Schools Open Tournament 2023				Tournament Overberg Schools Open Tournament 2023
		date 2023-02-11	rnd 1	type Rapid	result 1	date 2023-02-11	rnd 4	type Rapid	result 1
		Opponent Van Der Westhuizen, M (Mika)				Opponent Viljoen, P (Pieter)
3	2	Tournament Overberg School Chess Closed Tournament 2023				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-03-25	rnd 4	type Standard	result 1	date 2023-03-25	rnd 5	type Standard	result 1
		Opponent Otto, T (Taylor)				Opponent Kudiyarov, M (Maxim)

#	Games	Start				End
1	2	Tournament Overberg School Chess Closed Tournament 2023				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-03-25	rnd 4	type Standard	result 1	date 2023-03-25	rnd 5	type Standard	result 1
		Opponent Otto, T (Taylor)				Opponent Kudiyarov, M (Maxim)
2	2	Tournament Overberg School Chess Closed Tournament 2023				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-03-25	rnd 1	type Standard	result 1	date 2023-03-25	rnd 2	type Standard	result 1
		Opponent Muller, A (Andreas)				Opponent Conde, L (Luc)

#	Games	Start				End
1	5	Tournament Overberg Primary School Trials				Tournament Overberg Primary School Trials
		date 2023-02-24	rnd 2	type Rapid	result 1	date 2023-03-10	rnd 6	type Rapid	result 1
		Opponent Franken, R (Roy)				Opponent Lowe, C (Connor)
2	4	Tournament Overberg Schools Open Tournament 2023				Tournament Overberg Schools Open Tournament 2023
		date 2023-02-11	rnd 1	type Rapid	result 1	date 2023-02-11	rnd 4	type Rapid	result 1
		Opponent Van Der Westhuizen, M (Mika)				Opponent Viljoen, P (Pieter)

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	Otto ,T (Taylor)	1	1	425	1	1	425	0	0	0	0	0	0
1	Otto ,T (Taylor)	1	1190.5	1615.5	1	1151.6	1615.5	0	0	0	0	0	0
2	Kudiyarov ,M (Maxim)	1	1	425	1	1	425	0	0	0	0	0	0
2	Kudiyarov ,M (Maxim)	1	1303.9	1728.9	1	1291.6	1728.9	0	0	0	0	0	0
3	Conde ,L (Luc)	1	1	425	1	1	425	0	0	0	0	0	0
3	Conde ,L (Luc)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Knapp ,L (Liam)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Knapp ,L (Liam)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Muller ,A (Andreas)	1	1	425	1	1	425	0	0	0	0	0	0
5	Muller ,A (Andreas)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Du Plessis ,J (Jan-Dawid)	1	1	425	0	0	0	1	1	425	0	0	0
6	Du Plessis ,J (Jan-Dawid)	1	1272.7	1697.7	0	0	0	1	1291	1697.7	0	0	0
7	Franken ,R (Roy)	1	1	425	0	0	0	1	1	425	0	0	0
7	Franken ,R (Roy)	1	1188.2	1613.2	0	0	0	1	1178.4	1613.2	0	0	0
8	Foye ,L (Logan)	1	1	425	0	0	0	1	1	425	0	0	0
8	Foye ,L (Logan)	1	1216.3	1641.3	0	0	0	1	1162	1641.3	0	0	0
9	Lowe ,C (Connor)	1	1	425	0	0	0	1	1	425	0	0	0
9	Lowe ,C (Connor)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Viljoen ,P (Pieter)	1	1	425	0	0	0	1	1	425	0	0	0
10	Viljoen ,P (Pieter)	1	1176.8	1601.8	0	0	0	1	1199.2	1601.8	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Lourens, D (Dreyer)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms