Chess South Africa Ratings Database

PLAYER PAGE

Personal

Vorster, M (Marlo)

Chess SA id

1120141870

FIDE id

Date of birth

2012-03-02 (U14)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-02-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1175.5	1176.8	1200	1200
Raw rating	1175.5	1176.8	1200	1200
Weighted rating	1174.9	1176	1200	1200
Weighted performance	791.6	791.9	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	171.7	171.4	165.8	165.8
Highest rating	1216.2 2023-08-01	1214.6 2023-08-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2020-01-01	1200 2020-01-01	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	1216.2 2023-08-01	1214.6 2023-08-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1175.5	1176.8	1200	1200
Analysis
Rating	1175.5	1176.8	1200	1200
Raw rating	1175.5	1176.8	1200	1200
Weighted rating	1174.9	1176	1200
Weighted performance	791.6	791.9	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	171.7	171.4	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	1175.5	1176.8	1200	1200
New weighted rating	1175.1	1176.3	1200	1200
New weighted performance	784.9	785.2	0	0
Temp new rating	1175.5	1176.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1175.5	1176.8	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	5	5
	6	6
	20	20
	0	0
History	31	31

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Sedibeng (GSV)
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	31	12.5	40.32	-82.3	1225.7	1143.4
Standard	31	12.5	40.32	-82.3	1225.7	1143.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1175.5	1176.8	1200	1200
2025-09-30	1175.5	1176.8	1200	1200
2025-09-01	1175.5	1176.8	1200	1200
2025-08-01	1175.5	1176.8	1200	1200
2025-07-01	1175.5	1176.8	1200	1200
2025-06-01	1175.5	1176.8	1200	1200
2025-05-01	1175.5	1176.8	1200	1200
2025-04-01	1175.5	1176.8	1200	1200
2025-03-01	1175.5	1176.8	1200	1200
2025-02-01	1175.5	1176.8	1200	1200
2025-01-01	1175.5	1176.8	1200	1200
2024-12-01	1175.5	1176.8	1200	1200
2024-11-01	1175.5	1176.8	1200	1200
2024-10-01	1175.5	1176.8	1200	1200
2024-09-01	1175.5	1176.8	1200	1200
2024-08-01	1175.5	1176.8	1200	1200
2024-07-01	1175.5	1176.8	1200	1200
2024-09-01	1175.5	1176.8	1200	1200
2024-05-01	1175.5	1176.8	1200	1200
2024-04-01	1175.5	1176.8	1200	1200
2024-03-01	1157.6	1153.6	1200	1200
2024-02-01	1157.6	1153.6	1200	1200
2024-01-01	1157.6	1153.6	1200	1200
2023-12-01	1157.6	1153.6	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	NG Kerk Vanderbijlpark Suid 2024 (D)	2024-02-24	2024-02-24	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
2	2023 Gauteng Top Schools (U11 Mixed)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	1	1	Yes	Analysis
3	Gauteng Schools D7 2023 (U11 Boys)	2023-05-20	2023-05-20	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
4	Overvaal Open 2022 (D)	2022-08-06	2022-08-06	Standard	Sedibeng (GSV)	5	5	1.5	Yes	Analysis
5	Eureka Open 2022 (G+H)	2022-07-30	2022-07-30	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
6	Hoerskool Overvaal 2022 (D)	2022-06-11	2022-06-11	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
7	Gaueng Schools D7 2022 (U11 Boys)	2022-06-04	2022-06-04	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament NG Kerk Vanderbijlpark Suid 2024				Tournament NG Kerk Vanderbijlpark Suid 2024
		date 2024-02-24	rnd 3	type Standard	result 1	date 2024-02-24	rnd 4	type Standard	result 1
		Opponent Booysen, Z (Zian)				Opponent Gorrie, A (Avery)
2	2	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools D7 2023
		date 2023-05-20	rnd 1	type Standard	result 1	date 2023-05-20	rnd 2	type Standard	result 1
		Opponent Manoko, I (Innocent)				Opponent Ramusibili, O (Orefona)
3	2	Tournament Eureka Open 2022				Tournament Eureka Open 2022
		date 2022-07-30	rnd 3	type Standard	result 1	date 2022-07-30	rnd 4	type Standard	result 0.5
		Opponent Collins, J (Jaytem)				Opponent Blignaut, A (Alma)

#	Games	Start				End
1	2	Tournament NG Kerk Vanderbijlpark Suid 2024				Tournament NG Kerk Vanderbijlpark Suid 2024
		date 2024-02-24	rnd 3	type Standard	result 1	date 2024-02-24	rnd 4	type Standard	result 1
		Opponent Booysen, Z (Zian)				Opponent Gorrie, A (Avery)
2	2	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools D7 2023
		date 2023-05-20	rnd 1	type Standard	result 1	date 2023-05-20	rnd 2	type Standard	result 1
		Opponent Manoko, I (Innocent)				Opponent Ramusibili, O (Orefona)
3	2	Tournament Eureka Open 2022				Tournament Eureka Open 2022
		date 2022-07-30	rnd 3	type Standard	result 1	date 2022-07-30	rnd 4	type Standard	result 0.5
		Opponent Collins, J (Jaytem)				Opponent Blignaut, A (Alma)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament NG Kerk Vanderbijlpark Suid 2024				Tournament NG Kerk Vanderbijlpark Suid 2024
		date 2024-02-24	rnd 3	type Standard	result 1	date 2024-02-24	rnd 4	type Standard	result 1
		Opponent Booysen, Z (Zian)				Opponent Gorrie, A (Avery)
2	2	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools D7 2023
		date 2023-05-20	rnd 1	type Standard	result 1	date 2023-05-20	rnd 2	type Standard	result 1
		Opponent Manoko, I (Innocent)				Opponent Ramusibili, O (Orefona)
3	2	Tournament Gaueng Schools D7 2022				Tournament Gaueng Schools D7 2022
		date 2022-06-04	rnd 3	type Standard	result 1	date 2022-06-04	rnd 4	type Standard	result 1
		Opponent Makhema, R (Reitumetsi)				Opponent Madontsela, L (Lithle)

#	Games	Start				End
1	2	Tournament NG Kerk Vanderbijlpark Suid 2024				Tournament NG Kerk Vanderbijlpark Suid 2024
		date 2024-02-24	rnd 3	type Standard	result 1	date 2024-02-24	rnd 4	type Standard	result 1
		Opponent Booysen, Z (Zian)				Opponent Gorrie, A (Avery)
2	2	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools D7 2023
		date 2023-05-20	rnd 1	type Standard	result 1	date 2023-05-20	rnd 2	type Standard	result 1
		Opponent Manoko, I (Innocent)				Opponent Ramusibili, O (Orefona)
3	2	Tournament Gaueng Schools D7 2022				Tournament Gaueng Schools D7 2022
		date 2022-06-04	rnd 3	type Standard	result 1	date 2022-06-04	rnd 4	type Standard	result 1
		Opponent Makhema, R (Reitumetsi)				Opponent Madontsela, L (Lithle)

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	Sampson ,C (Cadon)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Sampson ,C (Cadon)	2	1188.6	763.6	2	1187.4	763.6	0	0	0	0	0	0
2	Tolmay ,W (Walroux)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Tolmay ,W (Walroux)	2	1365.6	940.6	2	1368.2	940.6	0	0	0	0	0	0
3	Ramusibili ,O (Orefona)	1	1	425	1	1	425	0	0	0	0	0	0
3	Ramusibili ,O (Orefona)	1	1139.3	1564.3	1	1126.6	1564.3	0	0	0	0	0	0
4	Basson ,W (Wean)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Basson ,W (Wean)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Mogale ,N (Naledi)	1	1	425	1	1	425	0	0	0	0	0	0
5	Mogale ,N (Naledi)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Kelly-Gliddon ,L (Logan)	1	1	425	1	1	425	0	0	0	0	0	0
6	Kelly-Gliddon ,L (Logan)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Mogorosi ,T (Tlamelo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mogorosi ,T (Tlamelo)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Sibanda ,C (Craig)	1	1	425	1	1	425	0	0	0	0	0	0
8	Sibanda ,C (Craig)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Majola ,P (Paballo)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Majola ,P (Paballo)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Coetzer ,J (Jessica)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Coetzer ,J (Jessica)	1	1200	775	1	1196	775	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Vorster, M (Marlo)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms