Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Graaff, L (Lohan)

Chess SA id

1090114742

FIDE id

Date of birth

2009-09-14 (U18)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-08-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1231.7	1200	1233.3	1200
Raw rating	1231.7	1200	1233.3	1200
Weighted rating	1231.7	1200	1233.3	1200
Weighted performance	0	0	0	0
Floor	731.7	700	734	700
K-factor	36	36	36	36
Min/Max rating change allowed	158.5	165.8	158.1	165.8
Highest rating	1270.7 2019-05-01	1200 2018-10-01	1351.4 2019-05-01	1200 2018-10-01
Highest raw rating	1231.7 2024-02-01	1200 2024-02-01	1234 2019-06-01	1200 2024-02-01
Highest weighted rating	1231.7 2024-08-01	1200 2018-10-01	1234 2024-08-01	1200 2018-10-01
Highest weighted performance	1270.7 2019-05-01	1200 2024-02-01	1351.4 2019-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1231.7	1200	1233.3	1200
Analysis
Rating	1231.7	1200	1233.3	1200
Raw rating	1231.7	1200	1233.3	1200
Weighted rating	1231.7	1200	1233.3
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	731.7	700	734	700
Max/Min rating change allowed	158.5	165.8	158.1	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	1231.7	1200	1233.3	1200
New weighted rating	1231.7	1200	1233.3	1200
New weighted performance	0	0	0	0
Temp new rating	1231.7	1200	1233.3	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1231.7	1200	1233.3	1200
New K-factor	36	36	36	36
New floor	731.7	700	734	700

Item	Main	Rapid
	0	0
	0	0
	0	0
	0	0
	10	10
	0	0
History	20	20

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
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	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	20	12	60	85	1192.6	1277.6
Standard	0	0	0	0	0	0
Rapid	20	12	60	85	1192.6	1277.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1231.7	1200	1233.3	1200
2025-09-30	1231.7	1200	1233.3	1200
2025-09-01	1231.7	1200	1233.3	1200
2025-08-01	1231.7	1200	1233.3	1200
2025-07-01	1231.7	1200	1233.3	1200
2025-06-01	1231.7	1200	1233.3	1200
2025-05-01	1231.7	1200	1233.3	1200
2025-04-01	1231.7	1200	1233.3	1200
2025-03-01	1231.7	1200	1233.3	1200
2025-02-01	1231.7	1200	1233.3	1200
2025-01-01	1231.7	1200	1233.3	1200
2024-12-01	1231.7	1200	1233.3	1200
2024-11-01	1231.7	1200	1233.3	1200
2024-10-01	1231.7	1200	1233.3	1200
2024-09-01	1231.7	1200	1233.3	1200
2024-08-01	1231.7	1200	1233.3	1200
2024-07-01	1231.7	1200	1233.3	1200
2024-09-01	1231.7	1200	1233.3	1200
2024-05-01	1231.7	1200	1233.3	1200
2024-04-01	1231.7	1200	1233.3	1200
2024-03-01	1231.7	1200	1233.3	1200
2024-02-01	1231.7	1200	1233.3	1200
2024-01-01	1231.7	1200	1233.3	1200
2023-12-01	1231.7	1200	1233.3	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	Govan Mbeki Uitspele 2022 (O13)	2022-08-12	2022-08-12	Rapid	Gert Sibande (MGS)	5	5	3	Yes	Analysis
2	Hoeveldgroep 2022 (O13A)	2022-07-29	2022-07-29	Rapid	Gert Sibande (MGS)	5	5	2.5	Yes	Analysis
3	Gert Sibande Laerskole Finaal 2019 (O11)	2019-08-02	2019-08-02	Rapid	Gert Sibande (MGS)	5	5	3	Yes	Analysis
4	2019 Super 12 Laerskole (Juniors)	2019-05-04	2019-05-04	Rapid	Tshwane (GTP)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament Hoeveldgroep 2022				Tournament Govan Mbeki Uitspele 2022
		date 2022-07-29	rnd 3	type Rapid	result 1	date 2022-08-12	rnd 3	type Rapid	result 1
		Opponent Swiegers, R (Regardt)				Opponent De Lange, A (Aj)
2	2	Tournament Gert Sibande Laerskole Finaal 2019				Tournament Gert Sibande Laerskole Finaal 2019
		date 2019-08-02	rnd 4	type Rapid	result 1	date 2019-08-02	rnd 5	type Rapid	result 1
		Opponent Van Den Berg, MJ (Michiel)				Opponent Schutte, L (Logan)
3	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 4	type Rapid	result 1	date 2019-05-04	rnd 5	type Rapid	result 1
		Opponent Jordaan, J (Jacques)				Opponent Venter, E (Erik)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Hoeveldgroep 2022				Tournament Govan Mbeki Uitspele 2022
		date 2022-07-29	rnd 3	type Rapid	result 1	date 2022-08-12	rnd 3	type Rapid	result 1
		Opponent Swiegers, R (Regardt)				Opponent De Lange, A (Aj)
2	2	Tournament Gert Sibande Laerskole Finaal 2019				Tournament Gert Sibande Laerskole Finaal 2019
		date 2019-08-02	rnd 4	type Rapid	result 1	date 2019-08-02	rnd 5	type Rapid	result 1
		Opponent Van Den Berg, MJ (Michiel)				Opponent Schutte, L (Logan)
3	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 4	type Rapid	result 1	date 2019-05-04	rnd 5	type Rapid	result 1
		Opponent Jordaan, J (Jacques)				Opponent Venter, E (Erik)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Hoeveldgroep 2022				Tournament Govan Mbeki Uitspele 2022
		date 2022-07-29	rnd 5	type Rapid	result 1	date 2022-08-12	rnd 3	type Rapid	result 1
		Opponent Jacobs, L (Lisa-Marline)				Opponent De Lange, A (Aj)
2	2	Tournament Gert Sibande Laerskole Finaal 2019				Tournament Gert Sibande Laerskole Finaal 2019
		date 2019-08-02	rnd 4	type Rapid	result 1	date 2019-08-02	rnd 5	type Rapid	result 1
		Opponent Van Den Berg, MJ (Michiel)				Opponent Schutte, L (Logan)
3	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 4	type Rapid	result 1	date 2019-05-04	rnd 5	type Rapid	result 1
		Opponent Jordaan, J (Jacques)				Opponent Venter, E (Erik)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Hoeveldgroep 2022				Tournament Govan Mbeki Uitspele 2022
		date 2022-07-29	rnd 5	type Rapid	result 1	date 2022-08-12	rnd 3	type Rapid	result 1
		Opponent Jacobs, L (Lisa-Marline)				Opponent De Lange, A (Aj)
2	2	Tournament Gert Sibande Laerskole Finaal 2019				Tournament Gert Sibande Laerskole Finaal 2019
		date 2019-08-02	rnd 4	type Rapid	result 1	date 2019-08-02	rnd 5	type Rapid	result 1
		Opponent Van Den Berg, MJ (Michiel)				Opponent Schutte, L (Logan)
3	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 4	type Rapid	result 1	date 2019-05-04	rnd 5	type Rapid	result 1
		Opponent Jordaan, J (Jacques)				Opponent Venter, E (Erik)

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	Tsimanga ,J (Joy)	1	0	-425	0	0	0	1	0	-425	0	0	0
1	Tsimanga ,J (Joy)	1	1200	775	0	0	0	1	1200	775	0	0	0
2	Mathibela ,N (Njabuliso)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
2	Mathibela ,N (Njabuliso)	1	1216.9	1216.9	0	0	0	1	1200	1216.9	0	0	0
3	Webb ,A (Abbygail)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
3	Webb ,A (Abbygail)	1	1155.7	1155.7	0	0	0	1	1200	1155.7	0	0	0
4	Ludwig ,R (Ruan)	1	1	425	0	0	0	1	1	425	0	0	0
4	Ludwig ,R (Ruan)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
5	De Bruyn ,R (Rico)	1	1	425	0	0	0	1	1	425	0	0	0
5	De Bruyn ,R (Rico)	1	1136.9	1561.9	0	0	0	1	1100	1561.9	0	0	0
6	August ,D (Danique)	1	1	425	0	0	0	1	1	425	0	0	0
6	August ,D (Danique)	1	1189	1614	0	0	0	1	1181.6	1614	0	0	0
7	Dlamini ,S (Sibongakonke)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Dlamini ,S (Sibongakonke)	1	1200	775	0	0	0	1	1200	775	0	0	0
8	Venter ,E (Erik)	1	1	425	0	0	0	1	1	425	0	0	0
8	Venter ,E (Erik)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	De Lange ,A (Aj)	1	1	425	0	0	0	1	1	425	0	0	0
9	De Lange ,A (Aj)	1	1211	1636	0	0	0	1	1214.8	1636	0	0	0
10	Schutte ,L (Logan)	1	1	425	0	0	0	1	1	425	0	0	0
10	Schutte ,L (Logan)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

De Graaff, L (Lohan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms