Chess South Africa Ratings Database

PLAYER PAGE

Personal

Otto, C (Christiaan)

Chess SA id

108087355

FIDE id

Date of birth

2008-10-17 (U20)

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

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1183.8	1200	1169.2	1200
Raw rating	1172.4	1200	1144.3	1200
Weighted rating	1183.8	1200	1169.2	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	-1.3	0	-2.7	0
New rating	1182.5	1200	1166.5	1200
Analysis
Rating	1183.8	1200	1169.2	1200
Raw rating	1172.4	1200	1144.3	1200
Weighted rating	1183.8	1200	1169.2
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	1182.5	1200	1166.5	1200
New weighted performance	0	0	0	0
Temp new rating	1182.5	1200	1166.5	1200
Temp new rating +/-	-1.3	0	-2.7	0
Final new rating +/-	-1.3	0	-2.7	0
New rating	1182.5	1200	1166.5	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
2026-01-01	1172.4	1200	1144.3	1200
2025-11-30	1172.4	1200	1144.3	1200
2025-11-01	1172.4	1200	1144.3	1200
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
2024-11-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-05-01	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

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	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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PLAYER PAGE

Personal

Otto, C (Christiaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms