Chess South Africa Ratings Database

PLAYER PAGE

Personal

Carelsen, C (Colan)

Chess SA id

111088555

FIDE id

Date of birth

2011-01-04 (U16)

Gender

Male

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1182.4

Item	Main	Standard	Rapid	Blitz
Rating	1170.2	1130.1	1243.1	1241.6
Raw rating	1170.2	1130.1	1243.1	1241.6
Weighted rating	1135.8	1080.4	1243.1	1241.6
Weighted performance	1156	1052.9	0	0
Floor	700	700	743.2	741.6
K-factor	36	36	36	36
Min/Max rating change allowed	173	183.2	155.9	156.3
Highest rating	1200 2018-02-01	1200 2018-02-01	1243.2 2024-02-01	1373.8 2023-09-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1243.2 2024-02-01	1241.6 2024-02-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1243.2 2025-02-01	1241.6 2025-08-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1222 2023-03-01	1373.8 2023-09-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1170.2	1130.1	1243.1	1241.6
Analysis
Rating	1170.2	1130.1	1243.1	1241.6
Raw rating	1170.2	1130.1	1243.1	1241.6
Weighted rating	1135.8	1080.4	1243.1
Weighted performance	1156	1052.9	0
K-factor	36	36	36	36
Floor	700	700	743.2	741.6
Max/Min rating change allowed	173	183.2	155.9	156.3
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	1170.2	1130.1	1243.1	1241.6
New weighted rating	1139.2	1085.3	1243.1	1241.6
New weighted performance	1155.6	1052.4	0	0
Temp new rating	1170.2	1130.1	1243.1	1241.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1170.2	1130.1	1243.1	1241.6
New K-factor	36	36	36	36
New floor	700	700	743.2	741.6

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	21	15	6	0
	0	0	0	0
	21	5	11	5
	0	0	0	0
	0	0	0	0
History	68	36	27	5

Games since
	Main 21	Standard 15		Rapid 6		Blitz 0
Gender	Male
Age group	U16
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	21	9.5	45.24	-40.5	1264.6	1224.1
Standard	15	6.5	43.33	-56.7	1291.4	1234.8
Rapid	6	3	50	0	1197.4	1197.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	57	25	43.86	-52.2	1189.5	1137.3
Standard	30	9.5	31.67	-155.8	1214.4	1058.6
Rapid	22	12	54.55	38.6	1163.5	1202.2
Blitz	5	3.5	70	170	1154.6	1324.6

Date	Main	Standard	Rapid	Blitz
2025-09-30	1170.2	1130.1	1243.1	1241.6
2025-09-01	1170.2	1130.1	1243.1	1241.6
2025-08-01	1144.8	1094.8	1243.1	1241.6
2025-07-01	1144.8	1094.8	1243.1	1241.6
2025-06-01	1144.8	1094.8	1243.1	1241.6
2025-05-01	1144.8	1094.8	1243.1	1241.6
2025-04-01	1171.4	1117.8	1243	1241.6
2025-03-01	1127.3	1053	1241.9	1241.6
2025-02-01	1114.8	1053	1243.2	1241.6
2025-01-01	1114.8	1053	1243.2	1241.6
2024-12-01	1114.8	1053	1243.2	1241.6
2024-11-01	1114.8	1053	1243.2	1241.6
2024-10-01	1114.8	1053	1243.2	1241.6
2024-09-01	1114.8	1053	1243.2	1241.6
2024-08-01	1114.8	1053	1243.2	1241.6
2024-07-01	1114.8	1053	1243.2	1241.6
2024-06-01	1114.8	1053	1243.2	1241.6
2024-08-01	1114.8	1053	1243.2	1241.6
2024-04-01	1114.8	1053	1243.2	1241.6
2024-03-01	1114.8	1053	1243.2	1241.6
2024-02-01	1114.8	1053	1243.2	1241.6
2024-01-01	1114.8	1053	1243.2	1241.6
2023-12-01	1114.8	1053	1243.2	1241.6
2023-11-01	1114.8	1053	1243.2	1241.6

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	Overberg Top Schools 2025 (U15-U19)	2025-08-02	2025-08-02	Standard	Overberg (WOS)	5	4	2	Yes	Analysis
2	Western Cape Schools Individual Championship 2025 (U15 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	1	Yes	Analysis
3	Overberg Schools - HS Closed 2025 (U15 Boys)	2025-03-22	2025-03-22	Standard	Overberg (WOS)	5	5	3.5	Yes	Analysis
4	Overberg Schools - HS Trials 2025 (U15 Boys)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Overberg Top Schools 2025 (U15-U19)	2025-08-02	2025-08-02	Standard	Overberg (WOS)	5	4	2	Yes	Analysis
2	Western Cape Schools Individual Championship 2025 (U15 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	1	Yes	Analysis
3	Overberg Schools - HS Closed 2025 (U15 Boys)	2025-03-22	2025-03-22	Standard	Overberg (WOS)	5	5	3.5	Yes	Analysis
4	Overberg Schools - HS Trials 2025 (U15 Boys)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
5	VRT Pitt Sports Day Tournament 2023	2023-09-09	2023-09-09	Blitz	Overberg (WOS)	5	5	3.5	Yes	Analysis
6	Overberg School Chess Closed Tournament 2023 (U13 Boys)	2023-03-25	2023-03-25	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
7	Overberg Schools Bredasdorp Zone Trails 2023 (U13)	2023-02-16	2023-03-02	Rapid	Overberg (WOS)	6	6	5	Yes	Analysis
8	Overberg Schools Open Tournament 2023 (U12)	2023-02-11	2023-02-11	Rapid	Overberg (WOS)	5	5	3	Yes	Analysis
9	Spring Open 2018 (U8+U10)	2018-09-01	2018-09-01	Standard	Overberg (WOS)	5	5	1	Yes	Analysis
10	Caledon Open 2018 (U8+U10)	2018-09-29	2018-09-29	Standard	Overberg (WOS)	5	5	0	Yes	Analysis
11	VRT Pitt Open 2018 (U10)	2018-06-02	2018-06-02	Rapid	Overberg (WOS)	6	5	1	Yes	Analysis

#	Games	Start				End
1	5	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Closed 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-03-22	rnd 3	type Standard	result 1
		Opponent Swart, J (Jayden)				Opponent Zeederberg, C (Cailen)
2	5	Tournament VRT Pitt Sports Day Tournament 2023				Tournament VRT Pitt Sports Day Tournament 2023
		date 2023-09-09	rnd 1	type Blitz	result 0.5	date 2023-09-09	rnd 5	type Blitz	result 0.5
		Opponent Manyova, S (Sinoyolo)				Opponent Manyova, A (Alitha)
3	4	Tournament Overberg Schools Open Tournament 2023				Tournament Overberg Schools Bredasdorp Zone Trails 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-02-16	rnd 3	type Rapid	result 1
		Opponent Theron, J (Joshua)				Opponent Hansen, D (Damian)

#	Games	Start				End
1	3	Tournament Overberg Schools - HS Closed 2025				Tournament Overberg Schools - HS Closed 2025
		date 2025-03-22	rnd 1	type Standard	result 0.5	date 2025-03-22	rnd 3	type Standard	result 1
		Opponent D`Ambrosio, G (Gohan)				Opponent Zeederberg, C (Cailen)
2	2	Tournament Overberg Top Schools 2025				Tournament Overberg Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-02	rnd 2	type Standard	result 1
		Opponent Mfundisi, M (Mlibo)				Opponent Jafta, M (Martin)
3	2	Tournament Overberg School Chess Closed Tournament 2023				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-03-25	rnd 2	type Standard	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Rolobane, A (Avuyile)				Opponent Muggels, C (Chadwin)

#	Games	Start				End
1	4	Tournament Overberg Schools Open Tournament 2023				Tournament Overberg Schools Bredasdorp Zone Trails 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-02-16	rnd 3	type Rapid	result 1
		Opponent Theron, J (Joshua)				Opponent Hansen, D (Damian)
2	2	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Trials 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Swart, J (Jayden)				Opponent Van Deventer, J (Jan Gerik)
3	2	Tournament Overberg Schools Bredasdorp Zone Trails 2023				Tournament Overberg Schools Bredasdorp Zone Trails 2023
		date 2023-03-02	rnd 5	type Rapid	result 1	date 2023-03-02	rnd 6	type Rapid	result 1
		Opponent Swarts, A (Anesto)				Opponent Van Jaarsveld, N (Niel)

#	Games	Start				End
1	5	Tournament VRT Pitt Sports Day Tournament 2023				Tournament VRT Pitt Sports Day Tournament 2023
		date 2023-09-09	rnd 1	type Blitz	result 0.5	date 2023-09-09	rnd 5	type Blitz	result 0.5
		Opponent Manyova, S (Sinoyolo)				Opponent Manyova, A (Alitha)

#	Games	Start				End
1	4	Tournament Overberg Schools Open Tournament 2023				Tournament Overberg Schools Bredasdorp Zone Trails 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-02-16	rnd 3	type Rapid	result 1
		Opponent Theron, J (Joshua)				Opponent Hansen, D (Damian)
2	2	Tournament Overberg Top Schools 2025				Tournament Overberg Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-02	rnd 2	type Standard	result 1
		Opponent Mfundisi, M (Mlibo)				Opponent Jafta, M (Martin)
3	2	Tournament Overberg Schools - HS Closed 2025				Tournament Overberg Schools - HS Closed 2025
		date 2025-03-22	rnd 2	type Standard	result 1	date 2025-03-22	rnd 3	type Standard	result 1
		Opponent Van Der Merwe, L (Luan Rudolf Johanne)				Opponent Zeederberg, C (Cailen)

#	Games	Start				End
1	2	Tournament Overberg Top Schools 2025				Tournament Overberg Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-02	rnd 2	type Standard	result 1
		Opponent Mfundisi, M (Mlibo)				Opponent Jafta, M (Martin)
2	2	Tournament Overberg Schools - HS Closed 2025				Tournament Overberg Schools - HS Closed 2025
		date 2025-03-22	rnd 2	type Standard	result 1	date 2025-03-22	rnd 3	type Standard	result 1
		Opponent Van Der Merwe, L (Luan Rudolf Johanne)				Opponent Zeederberg, C (Cailen)
3	2	Tournament Overberg School Chess Closed Tournament 2023				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-03-25	rnd 2	type Standard	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Rolobane, A (Avuyile)				Opponent Muggels, C (Chadwin)

#	Games	Start				End
1	4	Tournament Overberg Schools Open Tournament 2023				Tournament Overberg Schools Bredasdorp Zone Trails 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-02-16	rnd 3	type Rapid	result 1
		Opponent Theron, J (Joshua)				Opponent Hansen, D (Damian)
2	2	Tournament Overberg Schools - HS Trials 2025				Tournament Overberg Schools - HS Trials 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Swart, J (Jayden)				Opponent Van Deventer, J (Jan Gerik)
3	2	Tournament Overberg Schools Bredasdorp Zone Trails 2023				Tournament Overberg Schools Bredasdorp Zone Trails 2023
		date 2023-03-02	rnd 5	type Rapid	result 1	date 2023-03-02	rnd 6	type Rapid	result 1
		Opponent Swarts, A (Anesto)				Opponent Van Jaarsveld, N (Niel)

#	Games	Start				End
1	2	Tournament VRT Pitt Sports Day Tournament 2023				Tournament VRT Pitt Sports Day Tournament 2023
		date 2023-09-09	rnd 2	type Blitz	result 1	date 2023-09-09	rnd 3	type Blitz	result 1
		Opponent Fredericks, T (Tedross)				Opponent Balelo, Z (Zimkhita)

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	De Villiers ,D (Daniella)	3	0	-425	2	0	-425	1	0	-425	0	0	0
1	De Villiers ,D (Daniella)	3	1058.3	633.3	2	1069.6	633.3	1	814.6	633.3	0	0	0
2	Van Wyk ,J (Johalise)	2	1	0	2	1	0	0	0	0	0	0	0
2	Van Wyk ,J (Johalise)	2	1150.3	1150.3	2	1164.4	1150.3	0	0	0	0	0	0
3	Olivier ,J (Joagen)	2	1	0	1	0	-425	1	1	425	0	0	0
3	Olivier ,J (Joagen)	2	684.7	684.7	1	705.2	259.7	1	500	1109.7	0	0	0
4	Foye ,L (Logan)	2	0	-425	1	0	-425	1	0	-425	0	0	0
4	Foye ,L (Logan)	2	1268	843	1	1279.8	843	1	1162	843	0	0	0
5	Swarts ,A (Anesto)	2	1	0	1	0	-425	1	1	425	0	0	0
5	Swarts ,A (Anesto)	2	1190.4	1190.4	1	1200	765.4	1	1181.6	1615.4	0	0	0
6	Botha ,A (Anthonie)	2	0	-425	0	0	0	2	0	-425	0	0	0
6	Botha ,A (Anthonie)	2	1176.8	751.8	0	0	0	2	1198.2	751.8	0	0	0
7	Rolobane ,A (Avuyile)	1	1	425	1	1	425	0	0	0	0	0	0
7	Rolobane ,A (Avuyile)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Jafta ,M (Martin)	1	1	425	1	1	425	0	0	0	0	0	0
8	Jafta ,M (Martin)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	De Villiers ,W (Wilhelm)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	De Villiers ,W (Wilhelm)	1	1225	800	1	1237.6	800	0	0	0	0	0	0
10	Stuart ,G (Gabriel)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Stuart ,G (Gabriel)	1	1113	688	1	1080	688	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

Carelsen, C (Colan)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms