Chess South Africa Ratings Database

PLAYER PAGE

Personal

Cruywagen, D (Dewan)

Chess SA id

101005806

FIDE id

Date of birth

2001-02-13 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-08-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1548	1548	1341	1341
Raw rating	1548	1548	1341	1341
Weighted rating	1547.8	1547.8	1341	1341
Weighted performance	283.3	283.5	0	0
Floor	1048	1048	841	841
K-factor	32	32	36	36
Min/Max rating change allowed	101	101	135.6	135.6
Highest rating	1548 2024-03-01	1548 2024-03-01	1341 2024-03-01	1341 2024-03-01
Highest raw rating	1548 2024-03-01	1548 2024-03-01	1341 2024-03-01	1341 2024-03-01
Highest weighted rating	1545.9 2025-08-01	1546.2 2025-08-01	1341 2024-03-01	1341 2024-03-01
Highest weighted performance	1498.4 2019-08-01	1499.7 2019-08-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1548	1548	1341	1341
Analysis
Rating	1548	1548	1341	1341
Raw rating	1548	1548	1341	1341
Weighted rating	1547.8	1547.8	1341
Weighted performance	283.3	283.5	0
K-factor	32	32	36	36
Floor	1048	1048	841	841
Max/Min rating change allowed	101	101	135.6	135.6
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	1548	1548	1341	1341
New weighted rating	1548	1548	1341	1341
New weighted performance	274.3	274.5	0	0
Temp new rating	1548	1548	1341	1341
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1548	1548	1341	1341
New K-factor	32	32	36	36
New floor	1048	1048	841	841

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	549	528	21

Games since
	Main 0	Standard 0		Rapid 0		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	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
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	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	85	55	64.71	125	1265.3	1390.3
Standard	85	55	64.71	125	1265.3	1390.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1548	1548	1341	1341
2025-09-30	1548	1548	1341	1341
2025-09-01	1548	1548	1341	1341
2025-08-01	1548	1548	1341	1341
2025-07-01	1548	1548	1341	1341
2025-06-01	1548	1548	1341	1341
2025-05-01	1548	1548	1341	1341
2025-04-01	1548	1548	1341	1341
2025-03-01	1548	1548	1341	1341
2025-02-01	1548	1548	1341	1341
2025-01-01	1548	1548	1341	1341
2024-12-01	1548	1548	1341	1341
2024-11-01	1548	1548	1341	1341
2024-10-01	1548	1548	1341	1341
2024-09-01	1548	1548	1341	1341
2024-08-01	1548	1548	1341	1341
2024-07-01	1548	1548	1341	1341
2024-09-01	1548	1548	1341	1341
2024-05-01	1548	1548	1341	1341
2024-04-01	1548	1548	1341	1341
2024-03-01	1548	1548	1341	1341
2024-02-01	1548	1548	1341	1341
2024-01-01	1548	1548	1341	1341
2023-12-01	1486.4	1493.6	1341	1341

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	2019 Gauteng School League Finals (U19 Open)	2019-08-24	2019-08-24	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
2	2019 Waterkloof Open (A)	2019-03-02	2019-03-03	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
3	Grey College Team Championship 2019 (A)	2019-02-22	2019-02-23	Standard	Mangaung (FMB)	5	5	2.5	Yes	Analysis
4	South African Junior Blitz 2018 (U18)	2018-12-19	2018-12-19	Blitz	4 Knights (4K)	7	0	0	No	Analysis
5	2018 Wild Card Chess Championships (U18 Open)	2018-12-21	2018-12-24	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
6	South African Junior Team Championships 2018 (U18A)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis
7	2018 Etienne Lewis Trials (U20)	2018-08-31	2018-09-02	Standard	Tshwane (GTP)	7	7	5	Yes	Analysis
8	2018 Gauteng League Final (U19)	2018-08-25	2018-08-25	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
9	2018 D4 Tshwane South Schools League Finals (U19)	2018-08-04	2018-08-04	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
10	2018 Alekhine Open (A)	2018-08-09	2018-08-11	Standard	Tshwane (GTP)	6	6	2	Yes	Analysis
11	2018 Capablanca RR (E)	2018-04-26	2018-05-01	Standard	Tshwane (GTP)	9	9	5	Yes	Analysis
12	2018 Waterkloof Open (A)	2018-03-03	2018-03-04	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
13	Grey College Inter Team Chess Tournament 2018 (A)	2018-02-23	2018-02-24	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
14	South African Junior Wildcard Championships 2017 (U18 Open)	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
15	South African Junior Team Championships 2017 (U18C)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	6	Yes	Analysis

#	Games	Start				End
1	8	Tournament 2018 Wild Card Chess Championships				Tournament Grey College Team Championship 2019
		date 2018-12-21	rnd 2	type Standard	result 1	date 2019-02-22	rnd 2	type Standard	result 0.5
		Opponent Roos, R (Rico)				Opponent Seekoei, R (Reatile)
2	7	Tournament 2019 Waterkloof Open				Tournament 2019 Gauteng School League Finals
		date 2019-03-03	rnd 4	type Standard	result 1	date 2019-08-24	rnd 5	type Standard	result 1
		Opponent Modiselle, M (Mogomotsi)				Opponent Msiza, AS (Aurelie Sakhile)
3	5	Tournament 2018 D4 Tshwane South Schools League Finals				Tournament 2018 D4 Tshwane South Schools League Finals
		date 2018-08-04	rnd 1	type Standard	result 1	date 2018-08-04	rnd 5	type Standard	result 1
		Opponent Van Heerden-Weich, R (Rook (Mia))				Opponent Blaauw, I (Ivandre)

#	Games	Start				End
1	8	Tournament 2018 Wild Card Chess Championships				Tournament Grey College Team Championship 2019
		date 2018-12-21	rnd 2	type Standard	result 1	date 2019-02-22	rnd 2	type Standard	result 0.5
		Opponent Roos, R (Rico)				Opponent Seekoei, R (Reatile)
2	7	Tournament 2019 Waterkloof Open				Tournament 2019 Gauteng School League Finals
		date 2019-03-03	rnd 4	type Standard	result 1	date 2019-08-24	rnd 5	type Standard	result 1
		Opponent Modiselle, M (Mogomotsi)				Opponent Msiza, AS (Aurelie Sakhile)
3	5	Tournament 2018 D4 Tshwane South Schools League Finals				Tournament 2018 D4 Tshwane South Schools League Finals
		date 2018-08-04	rnd 1	type Standard	result 1	date 2018-08-04	rnd 5	type Standard	result 1
		Opponent Van Heerden-Weich, R (Rook (Mia))				Opponent Blaauw, I (Ivandre)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament 2019 Waterkloof Open				Tournament 2019 Gauteng School League Finals
		date 2019-03-03	rnd 4	type Standard	result 1	date 2019-08-24	rnd 5	type Standard	result 1
		Opponent Modiselle, M (Mogomotsi)				Opponent Msiza, AS (Aurelie Sakhile)
2	5	Tournament 2018 D4 Tshwane South Schools League Finals				Tournament 2018 D4 Tshwane South Schools League Finals
		date 2018-08-04	rnd 1	type Standard	result 1	date 2018-08-04	rnd 5	type Standard	result 1
		Opponent Van Heerden-Weich, R (Rook (Mia))				Opponent Blaauw, I (Ivandre)
3	5	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-01-06	rnd 5	type Standard	result 1
		Opponent Botes, A (Armand)				Opponent Shiane, R (Reneilwe)

#	Games	Start				End
1	7	Tournament 2019 Waterkloof Open				Tournament 2019 Gauteng School League Finals
		date 2019-03-03	rnd 4	type Standard	result 1	date 2019-08-24	rnd 5	type Standard	result 1
		Opponent Modiselle, M (Mogomotsi)				Opponent Msiza, AS (Aurelie Sakhile)
2	5	Tournament 2018 D4 Tshwane South Schools League Finals				Tournament 2018 D4 Tshwane South Schools League Finals
		date 2018-08-04	rnd 1	type Standard	result 1	date 2018-08-04	rnd 5	type Standard	result 1
		Opponent Van Heerden-Weich, R (Rook (Mia))				Opponent Blaauw, I (Ivandre)
3	5	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-01-06	rnd 5	type Standard	result 1
		Opponent Botes, A (Armand)				Opponent Shiane, R (Reneilwe)

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	Nhamuave ,E (Eleazar)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Nhamuave ,E (Eleazar)	2	1630.6	1205.6	2	1627.6	1205.6	0	0	0	0	0	0
2	Visser ,TM (Tristan)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
2	Visser ,TM (Tristan)	2	995.6	1208.1	2	995.6	1208.1	0	0	0	0	0	0
3	Jonas ,LF (Lesedi Ferdinand)	2	2	425	2	2	425	0	0	0	0	0	0
3	Jonas ,LF (Lesedi Ferdinand)	2	1257.4	1682.4	2	1257.4	1682.4	0	0	0	0	0	0
4	De Wet ,R (Ryan)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
4	De Wet ,R (Ryan)	2	1415.3	1627.8	2	1411.9	1627.8	0	0	0	0	0	0
5	Botes ,A (Armand)	2	1	0	2	1	0	0	0	0	0	0	0
5	Botes ,A (Armand)	2	1076	1076	2	1076.6	1076	0	0	0	0	0	0
6	Booysen ,E (Elda)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Booysen ,E (Elda)	1	1522.7	1097.7	1	1524	1097.7	0	0	0	0	0	0
7	Fihla ,LL (Lonwabo Luvuyo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Fihla ,LL (Lonwabo Luvuyo)	1	1549.8	1124.8	1	1553.4	1124.8	0	0	0	0	0	0
8	Gildenhuys ,C (Christiaan)	1	1	425	1	1	425	0	0	0	0	0	0
8	Gildenhuys ,C (Christiaan)	1	595.2	1020.2	1	595.2	1020.2	0	0	0	0	0	0
9	Van Zyl ,A (Albrecht)	1	1	425	1	1	425	0	0	0	0	0	0
9	Van Zyl ,A (Albrecht)	1	1325.8	1750.8	1	1325.8	1750.8	0	0	0	0	0	0
10	Moche ,J (Johannes)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Moche ,J (Johannes)	1	1703.5	1278.5	1	1702.1	1278.5	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

Cruywagen, D (Dewan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms