Chess South Africa Ratings Database

PLAYER PAGE

Personal

Otto, C (Christiaan)

Chess SA id

108087355

FIDE id

Date of birth

2008-10-17 (U18)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-23

Personal details last changed

1900-01-01

Junior GPX Games

10.2

Junior GPX Points

1007.1

Item	Main	Standard	Rapid	Blitz
Rating	1188.2	1200	1178.5	1200
Raw rating	1172.4	1200	1144.3	1200
Weighted rating	1188.2	1200	1178.5	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	172.5	165.8	179.5	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
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	-1.5	0	-3.3	0
New rating	1186.6	1200	1175.3	1200
Analysis
Rating	1188.2	1200	1178.5	1200
Raw rating	1172.4	1200	1144.3	1200
Weighted rating	1188.2	1200	1178.5
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	172.5	165.8	179.5	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	1172.4	1200	1144.3	1200
New weighted rating	1186.6	1200	1175.3	1200
New weighted performance	0	0	0	0
Temp new rating	1186.6	1200	1175.3	1200
Temp new rating +/-	-1.5	0	-3.3	0
Final new rating +/-	-1.5	0	-3.3	0
New rating	1186.6	1200	1175.3	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	10	5	5
	5	0	5
	0	0	0
	0	0	0
	0	0	0
History	21	5	16

Games since
	Main 15	Standard 5		Rapid 10		Blitz 0
Gender	Male
Age group	U18
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
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	10	3	30	-170	1284.9	1114.9
Standard	5	2	40	-85	1283.2	1198.2
Rapid	5	1	20	-255	1286.7	1031.7
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	15	4	26.67	-198.3	1258.7	1060.3
Standard	5	2	40	-85	1283.2	1198.2
Rapid	10	2	20	-255	1246.4	991.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1172.4	1200	1144.3	1200
2025-09-01	1172.4	1200	1144.3	1200
2025-08-01	1193.1	1200	1187.2	1200
2025-07-01	1193.1	1200	1187.2	1200
2025-06-01	1193.1	1200	1187.2	1200
2025-05-01	1193.1	1200	1187.2	1200
2025-04-01	1193.1	1200	1187.2	1200
2025-03-01	1193.1	1199.9	1187.2	1200
2025-02-01	1190.7	1200	1185.1	1200
2025-01-01	1169.1	1200	1150.3	1200
2024-12-01	1169.1	1200	1150.3	1200
2024-11-01	1169.1	1200	1150.3	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
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	Cape Winelands Top Schools 2025 (U17+U19)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	5	1	Yes	Analysis
2	Cape Winelands Schools - Trials 1 2025 (U17 Boys)	2025-02-08	2025-02-08	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Winelands Top Schools 2025 (U17+U19)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	5	1	Yes	Analysis
2	Cape Winelands Schools - Trials 1 2025 (U17 Boys)	2025-02-08	2025-02-08	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
3	Worcester Knock-Out 2024 (U18 Boys)	2024-10-19	2024-10-19	Rapid	Cape Winelands (WCW)	6	5	1	Yes	Analysis

#	Games	Start				End
1	2	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 3	type Rapid	result 0.5	date 2025-08-23	rnd 4	type Rapid	result 0.5
		Opponent Maseti, E (Endinako)				Opponent Jones, W (Wallace)
2	1	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-08	rnd 4	type Standard	result 1	date 2025-02-08	rnd 4	type Standard	result 1
		Opponent Esterhuizen, S (Stefanus)				Opponent Esterhuizen, S (Stefanus)
3	1	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-08	rnd 2	type Standard	result 1	date 2025-02-08	rnd 2	type Standard	result 1
		Opponent Lawerdien, D (Damian)				Opponent Lawerdien, D (Damian)

#	Games	Start				End
1	1	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-08	rnd 4	type Standard	result 1	date 2025-02-08	rnd 4	type Standard	result 1
		Opponent Esterhuizen, S (Stefanus)				Opponent Esterhuizen, S (Stefanus)
2	1	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-08	rnd 2	type Standard	result 1	date 2025-02-08	rnd 2	type Standard	result 1
		Opponent Lawerdien, D (Damian)				Opponent Lawerdien, D (Damian)

#	Games	Start				End
1	2	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 3	type Rapid	result 0.5	date 2025-08-23	rnd 4	type Rapid	result 0.5
		Opponent Maseti, E (Endinako)				Opponent Jones, W (Wallace)
2	1	Tournament Worcester Knock-Out 2024				Tournament Worcester Knock-Out 2024
		date 2024-10-19	rnd 2	type Rapid	result 1	date 2024-10-19	rnd 2	type Rapid	result 1
		Opponent Topp, K (Kelvin)				Opponent Topp, K (Kelvin)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-08	rnd 4	type Standard	result 1	date 2025-02-08	rnd 4	type Standard	result 1
		Opponent Esterhuizen, S (Stefanus)				Opponent Esterhuizen, S (Stefanus)
2	1	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-08	rnd 2	type Standard	result 1	date 2025-02-08	rnd 2	type Standard	result 1
		Opponent Lawerdien, D (Damian)				Opponent Lawerdien, D (Damian)
3	1	Tournament Worcester Knock-Out 2024				Tournament Worcester Knock-Out 2024
		date 2024-10-19	rnd 2	type Rapid	result 1	date 2024-10-19	rnd 2	type Rapid	result 1
		Opponent Topp, K (Kelvin)				Opponent Topp, K (Kelvin)

#	Games	Start				End
1	1	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-08	rnd 4	type Standard	result 1	date 2025-02-08	rnd 4	type Standard	result 1
		Opponent Esterhuizen, S (Stefanus)				Opponent Esterhuizen, S (Stefanus)
2	1	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-08	rnd 2	type Standard	result 1	date 2025-02-08	rnd 2	type Standard	result 1
		Opponent Lawerdien, D (Damian)				Opponent Lawerdien, D (Damian)

#	Games	Start				End
1	1	Tournament Worcester Knock-Out 2024				Tournament Worcester Knock-Out 2024
		date 2024-10-19	rnd 2	type Rapid	result 1	date 2024-10-19	rnd 2	type Rapid	result 1
		Opponent Topp, K (Kelvin)				Opponent Topp, K (Kelvin)

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	Esterhuizen ,S (Stefanus)	1	1	425	1	1	425	0	0	0	0	0	0
1	Esterhuizen ,S (Stefanus)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Van De Vyver ,W (Wian)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Van De Vyver ,W (Wian)	1	1316.6	891.6	1	1302.5	891.6	0	0	0	0	0	0
3	Matthys ,C (Chadley)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Matthys ,C (Chadley)	1	1281.3	856.3	1	1264.1	856.3	0	0	0	0	0	0
4	Johannes ,L (Llewellyn)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Johannes ,L (Llewellyn)	1	1418.4	993.4	1	1392.7	993.4	0	0	0	0	0	0
5	Lawerdien ,D (Damian)	1	1	425	1	1	425	0	0	0	0	0	0
5	Lawerdien ,D (Damian)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Jones ,W (Wallace)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
6	Jones ,W (Wallace)	1	1200	1200	0	0	0	1	1200	1200	0	0	0
7	Manuhwa ,P (Progress)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Manuhwa ,P (Progress)	1	1291.9	866.9	0	0	0	1	1250.9	866.9	0	0	0
8	Maseti ,E (Endinako)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
8	Maseti ,E (Endinako)	1	1419.5	1419.5	0	0	0	1	1308.8	1419.5	0	0	0
9	Appels ,C (Charlton-John)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Appels ,C (Charlton-John)	1	1201	776	0	0	0	1	1210.9	776	0	0	0
10	Nyakale ,P (Paballo)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Nyakale ,P (Paballo)	1	1200	775	0	0	0	1	1200	775	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Otto, C (Christiaan)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms