Chess South Africa Ratings Database

PLAYER PAGE

Personal

Keyser, C (Caleb)

Chess SA id

1100313365

FIDE id

Date of birth

2010-08-20 (U18)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-11-01

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1175.6	1170.7	1200	1200
Raw rating	1151.2	1142.3	1200	1200
Weighted rating	1175.6	1170.7	1200	1200
Weighted performance	883.6	884.3	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	177.7	180	165.8	165.8
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01
Highest raw rating	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01
Highest weighted rating	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01
Highest weighted performance	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-2.4	-2.9	0	0
New rating	1173.2	1167.9	1200	1200
Analysis
Rating	1175.6	1170.7	1200	1200
Raw rating	1151.2	1142.3	1200	1200
Weighted rating	1175.6	1170.7	1200
Weighted performance	883.6	884.3	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	177.7	180	165.8	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	1151.2	1142.3	1200	1200
New weighted rating	1173.2	1167.9	1200	1200
New weighted performance	877.5	878.1	0	0
Temp new rating	1173.2	1167.9	1200	1200
Temp new rating +/-	-2.4	-2.9	0	0
Final new rating +/-	-2.4	-2.9	0	0
New rating	1173.2	1167.9	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	20	20
	6	6
	0	0
	0	0
	0	0
History	26	26

Games since
	Main 26	Standard 26		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Cape Winelands (WCW)
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	20	3	15	-297.5	1219.6	922.1
Standard	20	3	15	-297.5	1219.6	922.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	26	3.5	13.46	-310.6	1217.7	907.2
Standard	26	3.5	13.46	-310.6	1217.7	907.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1151.2	1142.3	1200	1200
2025-11-30	1151.2	1142.3	1200	1200
2025-11-01	1182.3	1178.6	1200	1200
2025-09-30	1182.3	1178.6	1200	1200
2025-09-01	1182.3	1178.6	1200	1200
2025-08-01	1182.3	1178.6	1200	1200
2025-07-01	1182.3	1178.6	1200	1200
2025-06-01	1177.6	1173.2	1200	1200
2025-05-01	1184.4	1181.1	1200	1200
2025-04-01	1184.4	1181.1	1200	1200
2025-03-01	1179.4	1175.1	1200	1200
2025-02-01	1181.4	1177.6	1200	1200
2025-01-01	1119.3	1102.4	1200	1200
2024-12-01	1119.3	1102.4	1200	1200
2024-11-01	1200	1200	1200	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	2025 Veltie Royal Chess Tournament	2025-10-31	2025-11-01	Standard	ZF Mgcawu (NZF)	5	5	1	Yes	Analysis
2	Spartan Bishops Championships Warriors 2025 (U16)	2025-05-23	2025-05-25	Standard	Frances Baard (NCF)	5	5	1	Yes	Analysis
3	2025 ZFM Closed Chess Championship (U16)	2025-05-09	2025-05-10	Standard	ZF Mgcawu (NZF)	5	5	1	Yes	Analysis
4	Veltie Royal Klub Toernooi 31 Jan tot 1 Feb 2025 (B)	2025-01-31	2025-02-01	Standard	ZF Mgcawu (NZF)	5	5	0	Yes	Analysis
5	Paarl Boys' High Chess Festival 2024 (C)	2024-10-04	2024-10-05	Standard	Cape Winelands (WCW)	6	6	0.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament Spartan Bishops Championships Warriors 2025				Tournament Spartan Bishops Championships Warriors 2025
		date 2025-05-24	rnd 3	type Standard	result 0.5	date 2025-05-24	rnd 4	type Standard	result 0.5
		Opponent Koopman, T (Theowin Roberto)				Opponent Daries, G (Giovanni)
2	1	Tournament 2025 ZFM Closed Chess Championship				Tournament 2025 ZFM Closed Chess Championship
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 3	type Standard	result 1
		Opponent Leipoldt, K (Kelly-Ann)				Opponent Leipoldt, K (Kelly-Ann)
3	1	Tournament Paarl Boys' High Chess Festival 2024				Tournament Paarl Boys' High Chess Festival 2024
		date 2024-10-05	rnd 6	type Standard	result 0.5	date 2024-10-05	rnd 6	type Standard	result 0.5
		Opponent Buys, J (Jandru)				Opponent Buys, J (Jandru)

#	Games	Start				End
1	2	Tournament Spartan Bishops Championships Warriors 2025				Tournament Spartan Bishops Championships Warriors 2025
		date 2025-05-24	rnd 3	type Standard	result 0.5	date 2025-05-24	rnd 4	type Standard	result 0.5
		Opponent Koopman, T (Theowin Roberto)				Opponent Daries, G (Giovanni)
2	1	Tournament 2025 ZFM Closed Chess Championship				Tournament 2025 ZFM Closed Chess Championship
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 3	type Standard	result 1
		Opponent Leipoldt, K (Kelly-Ann)				Opponent Leipoldt, K (Kelly-Ann)
3	1	Tournament Paarl Boys' High Chess Festival 2024				Tournament Paarl Boys' High Chess Festival 2024
		date 2024-10-05	rnd 6	type Standard	result 0.5	date 2024-10-05	rnd 6	type Standard	result 0.5
		Opponent Buys, J (Jandru)				Opponent Buys, J (Jandru)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2025 ZFM Closed Chess Championship				Tournament 2025 ZFM Closed Chess Championship
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 3	type Standard	result 1
		Opponent Leipoldt, K (Kelly-Ann)				Opponent Leipoldt, K (Kelly-Ann)

#	Games	Start				End
1	1	Tournament 2025 ZFM Closed Chess Championship				Tournament 2025 ZFM Closed Chess Championship
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 3	type Standard	result 1
		Opponent Leipoldt, K (Kelly-Ann)				Opponent Leipoldt, K (Kelly-Ann)

No games found.

#	Games	Start				End

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	Buys ,J (Jandru)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
1	Buys ,J (Jandru)	2	1194.2	981.7	2	1192.8	981.7	0	0	0	0	0	0
2	Francisco ,U (Upale Didier)	2	1	0	2	1	0	0	0	0	0	0	0
2	Francisco ,U (Upale Didier)	2	1199.6	1199.6	2	1199.5	1199.6	0	0	0	0	0	0
3	Daries ,G (Giovanni)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Daries ,G (Giovanni)	1	1192.3	1192.3	1	1191.7	1192.3	0	0	0	0	0	0
4	Serfontein ,M (Mia)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Serfontein ,M (Mia)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Barnard ,J (Joseph Mays)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Barnard ,J (Joseph Mays)	1	1198	773	1	1191.2	773	0	0	0	0	0	0
6	Van Zyl ,A (Aden)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Van Zyl ,A (Aden)	1	1257.5	832.5	1	1270	832.5	0	0	0	0	0	0
7	Burger ,S (Schalk Willem Petrus)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Burger ,S (Schalk Willem Petrus)	1	1149.1	724.1	1	1139.6	724.1	0	0	0	0	0	0
8	Oberholster ,G (Guilliaume Albertus J)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Oberholster ,G (Guilliaume Albertus J)	1	1466.5	1041.5	1	1470.4	1041.5	0	0	0	0	0	0
9	Goeieman ,F (Ferdlin)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Goeieman ,F (Ferdlin)	1	1242.2	817.2	1	1249.5	817.2	0	0	0	0	0	0
10	Louwrens ,C (Christo)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Louwrens ,C (Christo)	1	1278.9	853.9	1	1282.4	853.9	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

Keyser, C (Caleb)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms