Chess South Africa Ratings Database

PLAYER PAGE

Personal

Roos, M (Marko)

Chess SA id

106065545

FIDE id

Date of birth

2006-06-12 (U20)

Gender

Male

Region

Lejweleputswa (FLW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-01-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1086.5	1082	592.4	592.4
Raw rating	1086.5	1082	592.4	592.4
Weighted rating	1086.5	1082	592.4	592.4
Weighted performance	141.9	141.3	0	0
Floor	586.5	582	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	194.9	196.2	394.1	394.1
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1086.5 2024-02-01	1082 2024-02-01	592.4 2024-02-01	592.4 2024-02-01
Highest weighted rating	1086.5 2024-11-01	1082 2024-11-01	592.4 2024-11-01	592.4 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1086.5	1082	592.4	592.4
Analysis
Rating	1086.5	1082	592.4	592.4
Raw rating	1086.5	1082	592.4	592.4
Weighted rating	1086.5	1082	592.4
Weighted performance	141.9	141.3	0
K-factor	40	40	40	40
Floor	586.5	582	500	500
Max/Min rating change allowed	194.9	196.2	394.1	394.1
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	1086.5	1082	592.4	592.4
New weighted rating	1086.5	1082	592.4	592.4
New weighted performance	141.5	140.9	0	0
Temp new rating	1086.5	1082	592.4	592.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1086.5	1082	592.4	592.4
New K-factor	40	40	40	40
New floor	586.5	582	500	500

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	108	108

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Lejweleputswa (FLW)
Province	Free State (FS)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	30	17.5	58.33	70.8	899.9	970.8
Standard	30	17.5	58.33	70.8	899.9	970.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1086.5	1082	592.4	592.4
2025-09-01	1086.5	1082	592.4	592.4
2025-08-01	1086.5	1082	592.4	592.4
2025-07-01	1086.5	1082	592.4	592.4
2025-06-01	1086.5	1082	592.4	592.4
2025-05-01	1086.5	1082	592.4	592.4
2025-04-01	1086.5	1082	592.4	592.4
2025-03-01	1086.5	1082	592.4	592.4
2025-02-01	1086.5	1082	592.4	592.4
2025-01-01	1086.5	1082	592.4	592.4
2024-12-01	1086.5	1082	592.4	592.4
2024-11-01	1086.5	1082	592.4	592.4
2024-10-01	1086.5	1082	592.4	592.4
2024-09-01	1086.5	1082	592.4	592.4
2024-08-01	1086.5	1082	592.4	592.4
2024-07-01	1086.5	1082	592.4	592.4
2024-06-01	1086.5	1082	592.4	592.4
2024-08-01	1086.5	1082	592.4	592.4
2024-04-01	1086.5	1082	592.4	592.4
2024-03-01	1086.5	1082	592.4	592.4
2024-02-01	1086.5	1082	592.4	592.4
2024-01-01	1086.5	1082	592.4	592.4
2023-12-01	1086.5	1082	592.4	592.4
2023-11-01	1086.5	1082	592.4	592.4

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	Lejweleputswa 2nd Qualifying Swiss Open Tournament 2019 (D)	2019-01-26	2019-01-26	Standard	Lejweleputswa (FLW)	5	5	5	Yes	Analysis
2	Lejweleputswa 1st Qualifier 2019 (U14)	2018-10-27	2018-10-27	Standard	Lejweleputswa (FLW)	5	5	4	Yes	Analysis
3	Inter Regional 2018 (U14 Individual)	2018-05-04	2018-05-05	Standard	Frances Baard (NCF)	5	5	2	Yes	Analysis
4	Lejweleputswa 5th Qualifying Swiss Open Tournament 2018 (U14)	2018-04-21	2018-04-21	Standard	Lejweleputswa (FLW)	5	5	2	Yes	Analysis
5	Lejweleputswa 3rd Qualifying Swiss Open Tournament 2018 (U14)	2018-02-24	2018-02-24	Standard	Lejweleputswa (FLW)	5	5	2	Yes	Analysis
6	Lejweleputswa 2nd Qualifying Swiss Open Tournament 2018 (D)	2018-01-27	2018-01-27	Standard	Lejweleputswa (FLW)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	8	Tournament Lejweleputswa 1st Qualifier 2019				Tournament Lejweleputswa 2nd Qualifying Swiss Open Tournament 2019
		date 2018-10-27	rnd 3	type Standard	result 1	date 2019-01-26	rnd 5	type Standard	result 1
		Opponent Brand, J (Joshua)				Opponent Mogaecho, TB (Tshiamo)
2	1	Tournament Lejweleputswa 1st Qualifier 2019				Tournament Lejweleputswa 1st Qualifier 2019
		date 2018-10-27	rnd 1	type Standard	result 1	date 2018-10-27	rnd 1	type Standard	result 1
		Opponent Mbobo, M (Mbali)				Opponent Mbobo, M (Mbali)
3	1	Tournament Inter Regional 2018				Tournament Inter Regional 2018
		date 2018-05-05	rnd 3	type Standard	result 1	date 2018-05-05	rnd 3	type Standard	result 1
		Opponent Bam, A (Antonio)				Opponent Bam, A (Antonio)

#	Games	Start				End
1	8	Tournament Lejweleputswa 1st Qualifier 2019				Tournament Lejweleputswa 2nd Qualifying Swiss Open Tournament 2019
		date 2018-10-27	rnd 3	type Standard	result 1	date 2019-01-26	rnd 5	type Standard	result 1
		Opponent Brand, J (Joshua)				Opponent Mogaecho, TB (Tshiamo)
2	1	Tournament Lejweleputswa 1st Qualifier 2019				Tournament Lejweleputswa 1st Qualifier 2019
		date 2018-10-27	rnd 1	type Standard	result 1	date 2018-10-27	rnd 1	type Standard	result 1
		Opponent Mbobo, M (Mbali)				Opponent Mbobo, M (Mbali)
3	1	Tournament Inter Regional 2018				Tournament Inter Regional 2018
		date 2018-05-05	rnd 3	type Standard	result 1	date 2018-05-05	rnd 3	type Standard	result 1
		Opponent Bam, A (Antonio)				Opponent Bam, A (Antonio)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament Lejweleputswa 1st Qualifier 2019				Tournament Lejweleputswa 2nd Qualifying Swiss Open Tournament 2019
		date 2018-10-27	rnd 3	type Standard	result 1	date 2019-01-26	rnd 5	type Standard	result 1
		Opponent Brand, J (Joshua)				Opponent Mogaecho, TB (Tshiamo)
2	1	Tournament Lejweleputswa 1st Qualifier 2019				Tournament Lejweleputswa 1st Qualifier 2019
		date 2018-10-27	rnd 1	type Standard	result 1	date 2018-10-27	rnd 1	type Standard	result 1
		Opponent Mbobo, M (Mbali)				Opponent Mbobo, M (Mbali)
3	1	Tournament Inter Regional 2018				Tournament Inter Regional 2018
		date 2018-05-05	rnd 3	type Standard	result 1	date 2018-05-05	rnd 3	type Standard	result 1
		Opponent Bam, A (Antonio)				Opponent Bam, A (Antonio)

#	Games	Start				End
1	8	Tournament Lejweleputswa 1st Qualifier 2019				Tournament Lejweleputswa 2nd Qualifying Swiss Open Tournament 2019
		date 2018-10-27	rnd 3	type Standard	result 1	date 2019-01-26	rnd 5	type Standard	result 1
		Opponent Brand, J (Joshua)				Opponent Mogaecho, TB (Tshiamo)
2	1	Tournament Lejweleputswa 1st Qualifier 2019				Tournament Lejweleputswa 1st Qualifier 2019
		date 2018-10-27	rnd 1	type Standard	result 1	date 2018-10-27	rnd 1	type Standard	result 1
		Opponent Mbobo, M (Mbali)				Opponent Mbobo, M (Mbali)
3	1	Tournament Inter Regional 2018				Tournament Inter Regional 2018
		date 2018-05-05	rnd 3	type Standard	result 1	date 2018-05-05	rnd 3	type Standard	result 1
		Opponent Bam, A (Antonio)				Opponent Bam, A (Antonio)

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	Mogaecho ,TB (Tshiamo Boichoko)	2	2	425	2	2	425	0	0	0	0	0	0
1	Mogaecho ,TB (Tshiamo Boichoko)	2	737.8	1162.8	2	735.3	1162.8	0	0	0	0	0	0
2	Mziki ,L (Litha)	2	1	0	2	1	0	0	0	0	0	0	0
2	Mziki ,L (Litha)	2	998.3	998.3	2	974.4	998.3	0	0	0	0	0	0
3	Michalakis ,S (Stefanos)	1	1	425	1	1	425	0	0	0	0	0	0
3	Michalakis ,S (Stefanos)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Makhele ,H (Hloni)	1	1	425	1	1	425	0	0	0	0	0	0
4	Makhele ,H (Hloni)	1	501.6	926.6	1	501.6	926.6	0	0	0	0	0	0
5	Bonthuyzen ,L (Lize)	1	1	425	1	1	425	0	0	0	0	0	0
5	Bonthuyzen ,L (Lize)	1	862.1	1287.1	1	856.7	1287.1	0	0	0	0	0	0
6	Teleki ,K (Kananelo)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Teleki ,K (Kananelo)	1	654.9	229.9	1	684	229.9	0	0	0	0	0	0
7	Pretorius ,RS (Riandri Stefanie)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Pretorius ,RS (Riandri Stefanie)	1	878.6	453.6	1	878.6	453.6	0	0	0	0	0	0
8	Botha ,S (Shaun)	1	1	425	1	1	425	0	0	0	0	0	0
8	Botha ,S (Shaun)	1	879.1	1304.1	1	858.4	1304.1	0	0	0	0	0	0
9	Masuku ,M (Mxolosi)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Masuku ,M (Mxolosi)	1	917.6	492.6	1	941	492.6	0	0	0	0	0	0
10	Galena ,A (Abulele)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Galena ,A (Abulele)	1	1200	775	1	1200	775	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

Roos, M (Marko)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms