Chess South Africa Ratings Database

PLAYER PAGE

Personal

Karolus, D (Donzowaan)

Chess SA id

101049825

FIDE id

Date of birth

2001-11-14 (Adult)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-03-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1229.8	1145	1266.6	1157
Raw rating	1229.8	1145	1266.6	1157
Weighted rating	1229.8	1145	1266.6	1157
Weighted performance	247.4	179.6	0	0
Floor	749.9	693	802.2	657
K-factor	36	40	36	40
Min/Max rating change allowed	158.9	179.3	150.8	176.3
Highest rating	1294 2018-03-01	1294 2018-03-01	1352.9 2019-10-01	1200 2024-03-01
Highest raw rating	1249.9 2019-12-01	1193 2018-04-01	1302.2 2019-12-01	1157 2024-03-01
Highest weighted rating	1249.9 2021-02-01	1193 2024-11-01	1302.2 2021-04-01	1157 2024-11-01
Highest weighted performance	1294 2018-03-01	1294 2018-03-01	1352.9 2019-10-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1229.8	1145	1266.6	1157
Analysis
Rating	1229.8	1145	1266.6	1157
Raw rating	1229.8	1145	1266.6	1157
Weighted rating	1229.8	1145	1266.6
Weighted performance	247.4	179.6	0
K-factor	36	40	36	40
Floor	749.9	693	802.2	657
Max/Min rating change allowed	158.9	179.3	150.8	176.3
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	1229.8	1145	1266.6	1157
New weighted rating	1229.8	1145	1266.6	1157
New weighted performance	239.1	172.2	0	0
Temp new rating	1229.8	1145	1266.6	1157
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1229.8	1145	1266.6	1157
New K-factor	36	40	36	40
New floor	749.9	693	802.2	657

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	86	43	43

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
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	51	28	54.9	41.7	1209.9	1251.5
Standard	30	14	46.67	-28.3	1211.1	1182.7
Rapid	21	14	66.67	141.7	1208.1	1349.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1229.8	1145	1266.6	1157
2025-11-30	1229.8	1145	1266.6	1157
2025-11-01	1229.8	1145	1266.6	1157
2025-09-30	1229.8	1145	1266.6	1157
2025-09-01	1229.8	1145	1266.6	1157
2025-08-01	1229.8	1145	1266.6	1157
2025-07-01	1229.8	1145	1266.6	1157
2025-06-01	1229.8	1145	1266.6	1157
2025-05-01	1229.8	1145	1266.6	1157
2025-04-01	1229.8	1145	1266.6	1157
2025-03-01	1229.8	1145	1266.6	1157
2025-02-01	1229.8	1145	1266.6	1157
2025-01-01	1229.8	1145	1266.6	1157
2024-12-01	1229.8	1145	1266.6	1157
2024-11-01	1229.8	1145	1266.6	1157
2024-10-01	1229.8	1145	1266.6	1157
2024-09-01	1229.8	1145	1266.6	1157
2024-11-01	1229.8	1145	1266.6	1157
2024-07-01	1229.8	1145	1266.6	1157
2024-06-01	1229.8	1145	1266.6	1157
2024-05-01	1229.8	1145	1266.6	1157
2024-04-01	1229.8	1145	1266.6	1157
2024-03-01	1229.8	1145	1266.6	1157
2024-02-01	1229.8	1145	1266.6	1157

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	West Coast Schools Prestige 2020 (U18+U20 Boys)	2020-03-07	2020-03-07	Rapid	West Coast (WCU)	5	1	0	Yes	Analysis
2	Western Cape Schools Kings & Queens 2019 (Boys)	2019-10-12	2019-10-12	Rapid	West Coast (WCU)	5	5	3.5	Yes	Analysis
3	Western Cape Top Schools 2019 (U18 Mix)	2019-08-31	2019-09-01	Standard	Cape Winelands (WCW)	5	4	1	Yes	Analysis
4	Weskus Topskole 2019 (U18)	2019-07-20	2019-07-20	Rapid	West Coast (WCU)	3	3	2.5	Yes	Analysis
5	Western Cape Schools Individuals 2019 (U18 Boys)	2019-05-04	2019-05-05	Standard	Eden (WEG)	6	6	2.5	Yes	Analysis
6	Weskus Skole Prestige Skaak Kampioenskappe 2019 (O18 Seuns)	2019-03-02	2019-04-06	Standard	West Coast (WCU)	6	5	3	Yes	Analysis
7	Onder-Weskus Skole Proewe 2019 (O18 Seuns)	2019-02-16	2019-02-23	Rapid	West Coast (WCU)	8	8	7.5	Yes	Analysis
8	Western Cape Kings & Queens 2018 (Boys)	2018-10-20	2018-10-20	Rapid	Cape Winelands (WCW)	5	4	0.5	Yes	Analysis
9	West Coast League 2018 (A)	2018-07-07	2018-09-01	Standard	West Coast (WCU)	5	4	2	Yes	Analysis
10	Western Cape Schools Individuals 2018 (U18 Boys)	2018-05-19	2018-05-20	Standard	Overberg (WOS)	6	5	1.5	Yes	Analysis
11	West Coast Schools Prestige Individual Championship 2018 (U18 Boys)	2018-03-10	2018-03-24	Standard	West Coast (WCU)	6	6	4	Yes	Analysis

#	Games	Start				End
1	12	Tournament Onder-Weskus Skole Proewe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-02-16	rnd 1	type Rapid	result 1	date 2019-04-06	rnd 5	type Standard	result 0.5
		Opponent Karolus, J (Joandre)				Opponent Joseph, D (Dylan)
2	6	Tournament Western Cape Schools Individuals 2019				Tournament Western Cape Top Schools 2019
		date 2019-05-05	rnd 5	type Standard	result 0.5	date 2019-08-31	rnd 1	type Standard	result 0.5
		Opponent Faans, J (Jayden)				Opponent Olivier, NF (Nico)
3	4	Tournament Western Cape Schools Kings & Queens 2019				Tournament Western Cape Schools Kings & Queens 2019
		date 2019-10-12	rnd 1	type Rapid	result 1	date 2019-10-12	rnd 4	type Rapid	result 1
		Opponent Ferus, Q (Quan)				Opponent Arison, T (Tyresse)

#	Games	Start				End
1	6	Tournament West Coast League 2018				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2018-09-01	rnd 4	type Standard	result 1	date 2019-04-06	rnd 5	type Standard	result 0.5
		Opponent Lelaletsi, J (Julius)				Opponent Joseph, D (Dylan)
2	3	Tournament Western Cape Schools Individuals 2019				Tournament Western Cape Top Schools 2019
		date 2019-05-05	rnd 5	type Standard	result 0.5	date 2019-08-31	rnd 1	type Standard	result 0.5
		Opponent Faans, J (Jayden)				Opponent Olivier, NF (Nico)
3	2	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament Western Cape Schools Individuals 2018
		date 2018-03-24	rnd 6	type Standard	result 1	date 2018-05-19	rnd 2	type Standard	result 1
		Opponent Van Wyk, R (Rowan-Lee)				Opponent De Wit, SD (Stephan)

#	Games	Start				End
1	15	Tournament Onder-Weskus Skole Proewe 2019				Tournament Western Cape Schools Kings & Queens 2019
		date 2019-02-16	rnd 1	type Rapid	result 1	date 2019-10-12	rnd 4	type Rapid	result 1
		Opponent Karolus, J (Joandre)				Opponent Arison, T (Tyresse)
2	1	Tournament Western Cape Kings & Queens 2018				Tournament Western Cape Kings & Queens 2018
		date 2018-10-20	rnd 2	type Rapid	result 0.5	date 2018-10-20	rnd 2	type Rapid	result 0.5
		Opponent Douries, C (Charl)				Opponent Douries, C (Charl)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Onder-Weskus Skole Proewe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-02-23	rnd 6	type Rapid	result 1	date 2019-03-02	rnd 2	type Standard	result 1
		Opponent Syster, A (Anwar)				Opponent Syster, A (Anwar)
2	4	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-16	rnd 1	type Rapid	result 1	date 2019-02-16	rnd 4	type Rapid	result 1
		Opponent Karolus, J (Joandre)				Opponent Wilson, C (Caden)
3	3	Tournament Western Cape Schools Individuals 2019				Tournament Weskus Topskole 2019
		date 2019-05-05	rnd 6	type Standard	result 1	date 2019-07-20	rnd 2	type Rapid	result 1
		Opponent Markus, C (Christo)				Opponent Hogan, L (Lee)

#	Games	Start				End
1	4	Tournament West Coast League 2018				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2018-09-01	rnd 4	type Standard	result 1	date 2019-03-02	rnd 2	type Standard	result 1
		Opponent Lelaletsi, J (Julius)				Opponent Syster, A (Anwar)
2	2	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament Western Cape Schools Individuals 2018
		date 2018-03-24	rnd 6	type Standard	result 1	date 2018-05-19	rnd 2	type Standard	result 1
		Opponent Van Wyk, R (Rowan-Lee)				Opponent De Wit, SD (Stephan)
3	2	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament West Coast Schools Prestige Individual Championship 2018
		date 2018-03-10	rnd 1	type Standard	result 1	date 2018-03-10	rnd 2	type Standard	result 1
		Opponent Nieuwoudt, A (Astwin)				Opponent Cloete, RJ (Rowan Jamall)

#	Games	Start				End
1	5	Tournament Onder-Weskus Skole Proewe 2019				Tournament Weskus Topskole 2019
		date 2019-02-23	rnd 6	type Rapid	result 1	date 2019-07-20	rnd 2	type Rapid	result 1
		Opponent Syster, A (Anwar)				Opponent Hogan, L (Lee)
2	4	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-16	rnd 1	type Rapid	result 1	date 2019-02-16	rnd 4	type Rapid	result 1
		Opponent Karolus, J (Joandre)				Opponent Wilson, C (Caden)
3	2	Tournament Western Cape Schools Kings & Queens 2019				Tournament Western Cape Schools Kings & Queens 2019
		date 2019-10-12	rnd 1	type Rapid	result 1	date 2019-10-12	rnd 2	type Rapid	result 1
		Opponent Ferus, Q (Quan)				Opponent Douries, C (Charl)

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	Hendricks ,M (Marquin)	4	2	0	2	0.5	-212.5	2	1.5	212.5	0	0	0
1	Hendricks ,M (Marquin)	4	1089.5	1089.5	2	1093.2	877	2	969	1302	0	0	0
2	Syster ,A (Anwar)	3	3	425	2	2	425	1	1	425	0	0	0
2	Syster ,A (Anwar)	3	1111.5	1536.5	2	1118.6	1536.5	1	1200	1536.5	0	0	0
3	Douries ,C (Charl)	3	2	141.7	0	0	0	3	2	141.7	0	0	0
3	Douries ,C (Charl)	3	1243.4	1385.1	0	0	0	3	1010.3	1385.1	0	0	0
4	Joseph ,D (Dylan)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
4	Joseph ,D (Dylan)	2	1250.3	1037.8	2	1234.3	1037.8	0	0	0	0	0	0
5	Karolus ,J (Joandre)	2	2	425	1	1	425	1	1	425	0	0	0
5	Karolus ,J (Joandre)	2	1179.9	1604.9	1	1180	1604.9	1	1200	1604.9	0	0	0
6	Siyo ,S (Sibabale)	2	0	-425	0	0	0	2	0	-425	0	0	0
6	Siyo ,S (Sibabale)	2	1485.7	1060.7	0	0	0	2	1447.1	1060.7	0	0	0
7	Ferus ,Q (Quan)	2	1	0	0	0	0	2	1	0	0	0	0
7	Ferus ,Q (Quan)	2	1358.2	1358.2	0	0	0	2	1289.8	1358.2	0	0	0
8	Nieuwoudt ,A (Astwin)	1	1	425	1	1	425	0	0	0	0	0	0
8	Nieuwoudt ,A (Astwin)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Blaauw ,A (Aswil)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Blaauw ,A (Aswil)	1	1244.8	1244.8	1	1233.8	1244.8	0	0	0	0	0	0
10	Mitchells ,J (Jamie-Lee)	1	1	425	1	1	425	0	0	0	0	0	0
10	Mitchells ,J (Jamie-Lee)	1	1251.2	1676.2	1	1244.1	1676.2	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

Karolus, D (Donzowaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms