Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Scheltema, Z (Zacharia)

Chess SA id

1110109258

FIDE id

Date of birth

2011-09-22 (U16)

Gender

Male

Region

Buffalo City (EBC)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-05-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1286.2	1300.7	1200	1200
Raw rating	1286.2	1300.7	1200	1200
Weighted rating	1286.2	1300.7	1200	1200
Weighted performance	0	0	0	0
Floor	791.9	808.6	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	146.7	143.7	165.8	165.8
Highest rating	1522.1 2019-02-01	1522.6 2019-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1291.9 2019-05-01	1308.6 2019-05-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1291.9 2021-02-01	1308.6 2021-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1522.1 2019-02-01	1522.6 2019-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1286.2	1300.7	1200	1200
Analysis
Rating	1286.2	1300.7	1200	1200
Raw rating	1286.2	1300.7	1200	1200
Weighted rating	1286.2	1300.7	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	791.9	808.6	700	700
Max/Min rating change allowed	146.7	143.7	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	1286.2	1300.7	1200	1200
New weighted rating	1286.2	1300.7	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1286.2	1300.7	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1286.2	1300.7	1200	1200
New K-factor	36	36	36	36
New floor	791.9	808.6	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	17	17

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Buffalo City (EBC)
Province	Eastern Cape (EC)
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	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	17	11.5	67.65	150	1214.8	1364.8
Standard	17	11.5	67.65	150	1214.8	1364.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1286.2	1300.7	1200	1200
2025-09-01	1286.2	1300.7	1200	1200
2025-08-01	1286.2	1300.7	1200	1200
2025-07-01	1286.2	1300.7	1200	1200
2025-06-01	1286.2	1300.7	1200	1200
2025-05-01	1286.2	1300.7	1200	1200
2025-04-01	1286.2	1300.7	1200	1200
2025-03-01	1286.2	1300.7	1200	1200
2025-02-01	1286.2	1300.7	1200	1200
2025-01-01	1286.2	1300.7	1200	1200
2024-12-01	1286.2	1300.7	1200	1200
2024-11-01	1286.2	1300.7	1200	1200
2024-10-01	1286.2	1300.7	1200	1200
2024-09-01	1286.2	1300.7	1200	1200
2024-08-01	1286.2	1300.7	1200	1200
2024-07-01	1286.2	1300.7	1200	1200
2024-06-01	1286.2	1300.7	1200	1200
2024-08-01	1286.2	1300.7	1200	1200
2024-04-01	1286.2	1300.7	1200	1200
2024-03-01	1286.2	1300.7	1200	1200
2024-02-01	1286.2	1300.7	1200	1200
2024-01-01	1286.2	1300.7	1200	1200
2023-12-01	1286.2	1300.7	1200	1200
2023-11-01	1286.2	1300.7	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	Buffalo City Trials 4 of 5 2019 (U10B)	2019-05-04	2019-05-04	Standard	Buffalo City (EBC)	5	3	1.5	Yes	Analysis
2	Buffalo City Trials 3 of 5 2019 (U10B)	2019-04-13	2019-04-13	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
3	Buffalo City Trials 2 of 5 2019 (U8B+U10B)	2019-02-23	2019-02-23	Standard	Buffalo City (EBC)	5	4	4	Yes	Analysis
4	Buffalo City Trials 1 of 5 2019 (U10B)	2019-02-09	2019-02-09	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis

#	Games	Start				End
1	6	Tournament Buffalo City Trials 2 of 5 2019				Tournament Buffalo City Trials 3 of 5 2019
		date 2019-02-23	rnd 2	type Standard	result 1	date 2019-04-13	rnd 2	type Standard	result 1
		Opponent Human, M (Maritz)				Opponent De Villiers, D (Dane)
2	3	Tournament Buffalo City Trials 1 of 5 2019				Tournament Buffalo City Trials 1 of 5 2019
		date 2019-02-09	rnd 1	type Standard	result 1	date 2019-02-09	rnd 3	type Standard	result 1
		Opponent Irving, T (Tyler)				Opponent Koshy, R (Rochelle)
3	1	Tournament Buffalo City Trials 4 of 5 2019				Tournament Buffalo City Trials 4 of 5 2019
		date 2019-05-04	rnd 5	type Standard	result 0.5	date 2019-05-04	rnd 5	type Standard	result 0.5
		Opponent Summers, C (Cruz)				Opponent Summers, C (Cruz)

#	Games	Start				End
1	6	Tournament Buffalo City Trials 2 of 5 2019				Tournament Buffalo City Trials 3 of 5 2019
		date 2019-02-23	rnd 2	type Standard	result 1	date 2019-04-13	rnd 2	type Standard	result 1
		Opponent Human, M (Maritz)				Opponent De Villiers, D (Dane)
2	3	Tournament Buffalo City Trials 1 of 5 2019				Tournament Buffalo City Trials 1 of 5 2019
		date 2019-02-09	rnd 1	type Standard	result 1	date 2019-02-09	rnd 3	type Standard	result 1
		Opponent Irving, T (Tyler)				Opponent Koshy, R (Rochelle)
3	1	Tournament Buffalo City Trials 4 of 5 2019				Tournament Buffalo City Trials 4 of 5 2019
		date 2019-05-04	rnd 5	type Standard	result 0.5	date 2019-05-04	rnd 5	type Standard	result 0.5
		Opponent Summers, C (Cruz)				Opponent Summers, C (Cruz)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Buffalo City Trials 2 of 5 2019				Tournament Buffalo City Trials 3 of 5 2019
		date 2019-02-23	rnd 2	type Standard	result 1	date 2019-04-13	rnd 2	type Standard	result 1
		Opponent Human, M (Maritz)				Opponent De Villiers, D (Dane)
2	3	Tournament Buffalo City Trials 1 of 5 2019				Tournament Buffalo City Trials 1 of 5 2019
		date 2019-02-09	rnd 1	type Standard	result 1	date 2019-02-09	rnd 3	type Standard	result 1
		Opponent Irving, T (Tyler)				Opponent Koshy, R (Rochelle)
3	1	Tournament Buffalo City Trials 4 of 5 2019				Tournament Buffalo City Trials 4 of 5 2019
		date 2019-05-04	rnd 3	type Standard	result 1	date 2019-05-04	rnd 3	type Standard	result 1
		Opponent Mpika, L (Likhona)				Opponent Mpika, L (Likhona)

#	Games	Start				End
1	6	Tournament Buffalo City Trials 2 of 5 2019				Tournament Buffalo City Trials 3 of 5 2019
		date 2019-02-23	rnd 2	type Standard	result 1	date 2019-04-13	rnd 2	type Standard	result 1
		Opponent Human, M (Maritz)				Opponent De Villiers, D (Dane)
2	3	Tournament Buffalo City Trials 1 of 5 2019				Tournament Buffalo City Trials 1 of 5 2019
		date 2019-02-09	rnd 1	type Standard	result 1	date 2019-02-09	rnd 3	type Standard	result 1
		Opponent Irving, T (Tyler)				Opponent Koshy, R (Rochelle)
3	1	Tournament Buffalo City Trials 4 of 5 2019				Tournament Buffalo City Trials 4 of 5 2019
		date 2019-05-04	rnd 3	type Standard	result 1	date 2019-05-04	rnd 3	type Standard	result 1
		Opponent Mpika, L (Likhona)				Opponent Mpika, L (Likhona)

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	Wolmarans ,R (Ricardo)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
1	Wolmarans ,R (Ricardo)	3	1257.7	1116.1	3	1269.1	1116.1	0	0	0	0	0	0
2	Human ,M (Maritz)	2	1	0	2	1	0	0	0	0	0	0	0
2	Human ,M (Maritz)	2	1200	1200	2	1200	1200	0	0	0	0	0	0
3	Blom ,B (Blake)	2	2	425	2	2	425	0	0	0	0	0	0
3	Blom ,B (Blake)	2	1200	1625	2	1200	1625	0	0	0	0	0	0
4	Bartlett ,D (Dan)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Bartlett ,D (Dan)	2	1242.8	817.8	2	1251.6	817.8	0	0	0	0	0	0
5	Summers ,C (Cruz)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Summers ,C (Cruz)	1	1228.6	1228.6	1	1237.2	1228.6	0	0	0	0	0	0
6	Janse Van Rensburg ,R (Ruaan)	1	1	425	1	1	425	0	0	0	0	0	0
6	Janse Van Rensburg ,R (Ruaan)	1	1216.6	1641.6	1	1220	1641.6	0	0	0	0	0	0
7	Mpika ,L (Likhona)	1	1	425	1	1	425	0	0	0	0	0	0
7	Mpika ,L (Likhona)	1	1142.9	1567.9	1	1133.2	1567.9	0	0	0	0	0	0
8	Koshy ,R (Rochelle)	1	1	425	1	1	425	0	0	0	0	0	0
8	Koshy ,R (Rochelle)	1	1217.2	1642.2	1	1223.5	1642.2	0	0	0	0	0	0
9	De Villiers ,D (Dane)	1	1	425	1	1	425	0	0	0	0	0	0
9	De Villiers ,D (Dane)	1	1201.3	1626.3	1	1201.6	1626.3	0	0	0	0	0	0
10	Mquqo ,I (Iyana)	1	1	425	1	1	425	0	0	0	0	0	0
10	Mquqo ,I (Iyana)	1	1186.1	1611.1	1	1183.2	1611.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Van Scheltema, Z (Zacharia)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms