Chess South Africa Ratings Database

PLAYER PAGE

Personal

Boer, C (Christiaan)

Chess SA id

1130302659

FIDE id

Date of birth

2013-04-26 (U14)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-04-21

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1184	1200	1162	1200
Raw rating	1184	1200	1162	1200
Weighted rating	1182.1	1200	1157.6	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	169.6	165.8	175	165.8
Highest rating	1200 2024-11-01	1200 2024-05-01	1200 2024-11-01	1200 2024-05-01
Highest raw rating	1200 2024-04-01	1200 2024-05-01	1200 2024-04-01	1200 2024-05-01
Highest weighted rating	1200 2024-11-01	1200 2024-05-01	1200 2024-11-01	1200 2024-05-01
Highest weighted performance	1200 2024-12-01	1200 2024-05-01	1200 2024-12-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1184	1200	1162	1200
Analysis
Rating	1184	1200	1162	1200
Raw rating	1184	1200	1162	1200
Weighted rating	1182.1	1200	1157.6
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	169.6	165.8	175	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	1184	1200	1162	1200
New weighted rating	1182.1	1200	1157.5	1200
New weighted performance	0	0	0	0
Temp new rating	1184	1200	1162	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1184	1200	1162	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Rapid
	0	0
	0	0
	5	5
	0	0
	0	0
	0	0
History	5	5

Games since
	Main 5	Standard 0		Rapid 5		Blitz 0
Gender	Male
Age group	U14
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	5	1	20	-255	1236.4	981.4
Standard	0	0	0	0	0	0
Rapid	5	1	20	-255	1236.4	981.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1184	1200	1162	1200
2025-09-01	1184	1200	1162	1200
2025-08-01	1184	1200	1162	1200
2025-07-01	1184	1200	1162	1200
2025-06-01	1184	1200	1162	1200
2025-05-01	1184	1200	1162	1200
2025-04-01	1184	1200	1162	1200
2025-03-01	1184	1200	1162	1200
2025-02-01	1183.8	1200	1161.5	1200
2025-01-01	1175	1200	1140.8	1200
2024-12-01	1175	1200	1140.8	1200
2024-11-01	1175	1200	1140.8	1200
2024-10-01	1175	1200	1140.8	1200
2024-09-01	1175	1200	1140.8	1200
2024-08-01	1175	1200	1140.8	1200
2024-07-01	1175	1200	1140.8	1200
2024-06-01	1175	1200	1140.8	1200
2024-08-01	1175	1200	1140.8	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

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	JCC King David Linksfield Rapid 2024 (B)	2024-04-21	2024-04-21	Rapid	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament JCC King David Linksfield Rapid 2024				Tournament JCC King David Linksfield Rapid 2024
		date 2024-04-21	rnd 5	type Rapid	result 1	date 2024-04-21	rnd 5	type Rapid	result 1
		Opponent Gadney, L (Liam)				Opponent Gadney, L (Liam)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament JCC King David Linksfield Rapid 2024				Tournament JCC King David Linksfield Rapid 2024
		date 2024-04-21	rnd 5	type Rapid	result 1	date 2024-04-21	rnd 5	type Rapid	result 1
		Opponent Gadney, L (Liam)				Opponent Gadney, L (Liam)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament JCC King David Linksfield Rapid 2024				Tournament JCC King David Linksfield Rapid 2024
		date 2024-04-21	rnd 5	type Rapid	result 1	date 2024-04-21	rnd 5	type Rapid	result 1
		Opponent Gadney, L (Liam)				Opponent Gadney, L (Liam)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament JCC King David Linksfield Rapid 2024				Tournament JCC King David Linksfield Rapid 2024
		date 2024-04-21	rnd 5	type Rapid	result 1	date 2024-04-21	rnd 5	type Rapid	result 1
		Opponent Gadney, L (Liam)				Opponent Gadney, L (Liam)

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	Wu ,J (Jayden)	1	0	-425	0	0	0	1	0	-425	0	0	0
1	Wu ,J (Jayden)	1	1191	766	0	0	0	1	1200	766	0	0	0
2	Gadney ,L (Liam)	1	1	425	0	0	0	1	1	425	0	0	0
2	Gadney ,L (Liam)	1	1210	1635	0	0	0	1	1197.5	1635	0	0	0
3	Mankena ,S (Satvik Ram)	1	0	-425	0	0	0	1	0	-425	0	0	0
3	Mankena ,S (Satvik Ram)	1	1323.7	898.7	0	0	0	1	1229.2	898.7	0	0	0
4	Mafane ,B (Bontle)	1	0	-425	0	0	0	1	0	-425	0	0	0
4	Mafane ,B (Bontle)	1	1221	796	0	0	0	1	1224.4	796	0	0	0
5	Zou ,Y (Yixuan)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Zou ,Y (Yixuan)	1	1236.3	811.3	0	0	0	1	1200	811.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Boer, 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