Chess South Africa Ratings Database

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Personal

Geerlings, WGF (Willem)

Chess SA id

163010305

FIDE id

Date of birth

1963-03-26 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-30

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1269.4	1312.4	1227.6	1300
Raw rating	1269.4	1312.4	1205	1300
Weighted rating	1262.4	1300.9	1227.6	1299
Weighted performance	1113.2	0	0	0
Floor	800	812.4	800	800
K-factor	36	36	36	36
Min/Max rating change allowed	150.2	141.3	164.6	143.8
Highest rating	1300 2024-02-01	1312.4 2025-09-01	1300 2024-02-01	1300 2024-02-01
Highest raw rating	1300 2024-02-01	1312.4 2025-09-01	1300 2024-02-01	1300 2024-02-01
Highest weighted rating	1261.7 2025-09-01	1299 2025-09-01	1300 2024-09-01	1296.7 2025-08-01
Highest weighted performance	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	-2.5	0
New rating	1269.4	1312.4	1225.1	1300
Analysis
Rating	1269.4	1312.4	1227.6	1300
Raw rating	1269.4	1312.4	1205	1300
Weighted rating	1262.4	1300.9	1227.6
Weighted performance	1113.2	0	0
K-factor	36	36	36	36
Floor	800	812.4	800	800
Max/Min rating change allowed	150.2	141.3	164.6	143.8
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	1269.4	1312.4	1205	1300
New weighted rating	1262.9	1302.5	1225.1	1299.7
New weighted performance	1112	0	0	0
Temp new rating	1269.4	1312.4	1225.1	1300
Temp new rating +/-	0	0	-2.5	0
Final new rating +/-	0	0	-2.5	0
New rating	1269.4	1312.4	1225.1	1300
New K-factor	36	36	36	36
New floor	800	812.4	800	800

Item	Main	Standard	Rapid
	0	0	0
	17	4	13
	12	0	12
	0	0	0
	0	0	0
	0	0	0
History	29	4	25

Games since
	Main 29	Standard 4		Rapid 25		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	1463		252		19
Male	1152		195		15
Adult	215		70		12
Adult Male	205		65		11
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	17	8	47.06	-25	1265.8	1240.8
Standard	4	2	50	0	1383.8	1383.8
Rapid	13	6	46.15	-32.7	1229.5	1196.8
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	29	10.5	36.21	-117.2	1285.6	1168.3
Standard	4	2	50	0	1383.8	1383.8
Rapid	25	8.5	34	-136	1269.8	1133.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1269.4	1312.4	1205	1300
2025-09-01	1269.4	1312.4	1205	1300
2025-08-01	1260.7	1300	1232.8	1300
2025-07-01	1260.2	1300	1232.8	1300
2025-06-01	1259.5	1300	1232.7	1300
2025-05-01	1258.1	1300	1231.9	1300
2025-04-01	1257.9	1300	1232.6	1300
2025-03-01	1256.8	1300	1232.1	1300
2025-02-01	1254.8	1300	1228.9	1300
2025-01-01	1242.3	1300	1189.8	1300
2024-12-01	1242.3	1300	1189.8	1300
2024-11-01	1242.3	1300	1189.8	1300
2024-10-01	1242.3	1300	1189.8	1300
2024-09-01	1280	1300	1256.4	1300
2024-08-01	1280	1300	1256.4	1300
2024-07-01	1280	1300	1256.4	1300
2024-06-01	1280	1300	1256.4	1300
2024-08-01	1280	1300	1256.4	1300
2024-04-01	1300	1300	1300	1300
2024-03-01	1300	1300	1300	1300
2024-02-01	1300	1300	1300	1300
2024-01-01	1300	1300	1300	1300
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	Kleinmond Chess Club Open 2025 (Advanced)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	6	2.5	Yes	Analysis
2	Onrus Manor Open Swiss 2025	2025-08-09	2025-08-10	Standard	Overberg (WOS)	5	4	2	Yes	Analysis
3	Hermanus Chess Club Open 2025 (Development)	2025-04-12	2025-04-12	Rapid	Overberg (WOS)	7	7	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Kleinmond Chess Club Open 2025 (Advanced)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	6	2.5	Yes	Analysis
2	Onrus Manor Open Swiss 2025	2025-08-09	2025-08-10	Standard	Overberg (WOS)	5	4	2	Yes	Analysis
3	Hermanus Chess Club Open 2025 (Development)	2025-04-12	2025-04-12	Rapid	Overberg (WOS)	7	7	3.5	Yes	Analysis
4	Kleinmond Chess Club Open 2024 (Advanced)	2024-09-07	2024-09-07	Rapid	Overberg (WOS)	6	5	0.5	Yes	Analysis
5	Hermanus Chess Club Open 2024 (Intermediate)	2024-04-20	2024-04-20	Rapid	Overberg (WOS)	7	7	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Hermanus Chess Club Open 2025				Tournament Hermanus Chess Club Open 2025
		date 2025-04-12	rnd 2	type Rapid	result 1	date 2025-04-12	rnd 4	type Rapid	result 0.5
		Opponent Williams, Q (Quelynn)				Opponent Oosthuizen, J (Jacques)
2	2	Tournament Onrus Manor Open Swiss 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-10	rnd 4	type Standard	result 1	date 2025-08-30	rnd 1	type Rapid	result 1
		Opponent Xamsana, A (Asive)				Opponent Oosthuizen, J (Jacques)
3	1	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 6	type Rapid	result 1	date 2025-08-30	rnd 6	type Rapid	result 1
		Opponent Geland, R (Remarqio)				Opponent Geland, R (Remarqio)

#	Games	Start				End
1	1	Tournament Onrus Manor Open Swiss 2025				Tournament Onrus Manor Open Swiss 2025
		date 2025-08-10	rnd 4	type Standard	result 1	date 2025-08-10	rnd 4	type Standard	result 1
		Opponent Xamsana, A (Asive)				Opponent Xamsana, A (Asive)
2	1	Tournament Onrus Manor Open Swiss 2025				Tournament Onrus Manor Open Swiss 2025
		date 2025-08-09	rnd 2	type Standard	result 1	date 2025-08-09	rnd 2	type Standard	result 1
		Opponent Yakobe, E (Evans)				Opponent Yakobe, E (Evans)

#	Games	Start				End
1	3	Tournament Hermanus Chess Club Open 2025				Tournament Hermanus Chess Club Open 2025
		date 2025-04-12	rnd 2	type Rapid	result 1	date 2025-04-12	rnd 4	type Rapid	result 0.5
		Opponent Williams, Q (Quelynn)				Opponent Oosthuizen, J (Jacques)
2	1	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 6	type Rapid	result 1	date 2025-08-30	rnd 6	type Rapid	result 1
		Opponent Geland, R (Remarqio)				Opponent Geland, R (Remarqio)
3	1	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 4	type Rapid	result 0.5	date 2025-08-30	rnd 4	type Rapid	result 0.5
		Opponent Olivier, J (Jonathan)				Opponent Olivier, J (Jonathan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Onrus Manor Open Swiss 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-10	rnd 4	type Standard	result 1	date 2025-08-30	rnd 1	type Rapid	result 1
		Opponent Xamsana, A (Asive)				Opponent Oosthuizen, J (Jacques)
2	2	Tournament Hermanus Chess Club Open 2025				Tournament Hermanus Chess Club Open 2025
		date 2025-04-12	rnd 2	type Rapid	result 1	date 2025-04-12	rnd 3	type Rapid	result 1
		Opponent Williams, Q (Quelynn)				Opponent Chindiwawa, C (Claudius)
3	1	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 6	type Rapid	result 1	date 2025-08-30	rnd 6	type Rapid	result 1
		Opponent Geland, R (Remarqio)				Opponent Geland, R (Remarqio)

#	Games	Start				End
1	1	Tournament Onrus Manor Open Swiss 2025				Tournament Onrus Manor Open Swiss 2025
		date 2025-08-10	rnd 4	type Standard	result 1	date 2025-08-10	rnd 4	type Standard	result 1
		Opponent Xamsana, A (Asive)				Opponent Xamsana, A (Asive)
2	1	Tournament Onrus Manor Open Swiss 2025				Tournament Onrus Manor Open Swiss 2025
		date 2025-08-09	rnd 2	type Standard	result 1	date 2025-08-09	rnd 2	type Standard	result 1
		Opponent Yakobe, E (Evans)				Opponent Yakobe, E (Evans)

#	Games	Start				End
1	2	Tournament Hermanus Chess Club Open 2025				Tournament Hermanus Chess Club Open 2025
		date 2025-04-12	rnd 2	type Rapid	result 1	date 2025-04-12	rnd 3	type Rapid	result 1
		Opponent Williams, Q (Quelynn)				Opponent Chindiwawa, C (Claudius)
2	1	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 6	type Rapid	result 1	date 2025-08-30	rnd 6	type Rapid	result 1
		Opponent Geland, R (Remarqio)				Opponent Geland, R (Remarqio)
3	1	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 1	type Rapid	result 1	date 2025-08-30	rnd 1	type Rapid	result 1
		Opponent Oosthuizen, J (Jacques)				Opponent Oosthuizen, J (Jacques)

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	Oosthuizen ,J (Jacques)	2	1.5	212.5	0	0	0	2	1.5	212.5	0	0	0
1	Oosthuizen ,J (Jacques)	2	1108.2	1320.8	0	0	0	2	1074.8	1320.8	0	0	0
2	Yakobe ,E (Evans)	1	1	425	1	1	425	0	0	0	0	0	0
2	Yakobe ,E (Evans)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Xamsana ,A (Asive)	1	1	425	1	1	425	0	0	0	0	0	0
3	Xamsana ,A (Asive)	1	1220.5	1645.5	1	1216.1	1645.5	0	0	0	0	0	0
4	Malherbe ,D (Daniel)	1	0	-425	0	0	0	1	0	-425	0	0	0
4	Malherbe ,D (Daniel)	1	1194.8	769.8	0	0	0	1	1227.7	769.8	0	0	0
5	Toerien ,W (William)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Toerien ,W (William)	1	1326.3	901.3	0	0	0	1	1203.1	901.3	0	0	0
6	Williams ,Q (Quelynn)	1	1	425	0	0	0	1	1	425	0	0	0
6	Williams ,Q (Quelynn)	1	1199.5	1624.5	0	0	0	1	1199.2	1624.5	0	0	0
7	Fielies ,K (Kyle)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Fielies ,K (Kyle)	1	1188.7	763.7	0	0	0	1	1192.8	763.7	0	0	0
8	Chindiwawa ,C (Claudius)	1	1	425	0	0	0	1	1	425	0	0	0
8	Chindiwawa ,C (Claudius)	1	1180.8	1605.8	0	0	0	1	1163.5	1605.8	0	0	0
9	Olivier ,J (Jonathan)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
9	Olivier ,J (Jonathan)	1	1209.4	1209.4	0	0	0	1	1187.5	1209.4	0	0	0
10	Klopper ,B (Ben)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Klopper ,B (Ben)	1	1482.8	1057.8	0	0	0	1	1642.9	1057.8	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Geerlings, WGF (Willem)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms