Chess South Africa Ratings Database

PLAYER PAGE

Personal

Stacey, MM (Merlin)

Chess SA id

103035875

FIDE id

Date of birth

2003-11-08 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-01-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1090.2	1088.9	814	814
Raw rating	1090.2	1088.9	814	814
Weighted rating	1090.2	1088.9	814	814
Weighted performance	291.8	291.4	0	0
Floor	626.8	625.2	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	193.9	194.3	287.4	287.4
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1126.8 2019-12-01	1125.2 2019-12-01	814 2024-02-01	814 2024-02-01
Highest weighted rating	1126.8 2024-11-01	1125.2 2024-11-01	814 2024-11-01	814 2024-11-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1090.2	1088.9	814	814
Analysis
Rating	1090.2	1088.9	814	814
Raw rating	1090.2	1088.9	814	814
Weighted rating	1090.2	1088.9	814
Weighted performance	291.8	291.4	0
K-factor	40	40	40	40
Floor	626.8	625.2	500	500
Max/Min rating change allowed	193.9	194.3	287.4	287.4
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	1090.2	1088.9	814	814
New weighted rating	1090.2	1088.9	814	814
New weighted performance	291.4	291	0	0
Temp new rating	1090.2	1088.9	814	814
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1090.2	1088.9	814	814
New K-factor	40	40	40	40
New floor	626.8	625.2	500	500

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	61	61

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	40	18	45	-42.5	1157.8	1115.3
Standard	40	18	45	-42.5	1157.8	1115.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1090.2	1088.9	814	814
2025-09-01	1090.2	1088.9	814	814
2025-08-01	1090.2	1088.9	814	814
2025-07-01	1090.2	1088.9	814	814
2025-06-01	1090.2	1088.9	814	814
2025-05-01	1090.2	1088.9	814	814
2025-04-01	1090.2	1088.9	814	814
2025-03-01	1090.2	1088.9	814	814
2025-02-01	1090.2	1088.9	814	814
2025-01-01	1090.2	1088.9	814	814
2024-12-01	1090.2	1088.9	814	814
2024-11-01	1090.2	1088.9	814	814
2024-10-01	1090.2	1088.9	814	814
2024-09-01	1090.2	1088.9	814	814
2024-08-01	1090.2	1088.9	814	814
2024-07-01	1090.2	1088.9	814	814
2024-06-01	1090.2	1088.9	814	814
2024-08-01	1090.2	1088.9	814	814
2024-04-01	1090.2	1088.9	814	814
2024-03-01	1090.2	1088.9	814	814
2024-02-01	1090.2	1088.9	814	814
2024-01-01	1090.2	1088.9	814	814
2023-12-01	1090.2	1088.9	814	814
2023-11-01	1090.2	1088.9	814	814

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	2019 South African Junior Team Championships (U18B)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	2	Yes	Analysis
2	2019 TC SAJCC Prep Tournament (B)	2019-11-30	2019-11-30	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
3	2019 Mid-Gauteng Open (C)	2019-08-17	2019-08-17	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
4	2019 D1 Gauteng North Schools League Team Finals (U17+U19 Mixed)	2019-07-20	2019-07-20	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
5	2019 Lubowski Open Tournament (C)	2019-05-11	2019-05-12	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
6	2019 Gauteng Secondary Schools Individual Chess Championships (U18 Boys)	2019-05-25	2019-05-25	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
7	2019 D1 School Individual Finals (U18 Boys)	2019-04-13	2019-04-13	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
8	2019 Chris Greyling (C)	2019-04-27	2019-04-27	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2019 TC SAJCC Prep Tournament				Tournament 2019 TC SAJCC Prep Tournament
		date 2019-11-30	rnd 1	type Standard	result 1	date 2019-11-30	rnd 3	type Standard	result 1
		Opponent Van Rooyen, M (Marcel)				Opponent De Souza-Allegria, M (Minette)
2	3	Tournament 2019 Chris Greyling				Tournament 2019 Lubowski Open Tournament
		date 2019-04-27	rnd 4	type Standard	result 1	date 2019-05-11	rnd 1	type Standard	result 1
		Opponent Modungwa, D (Desiree)				Opponent Mapheto, O (Onthatile)
3	2	Tournament 2019 TC SAJCC Prep Tournament				Tournament 2019 South African Junior Team Championships
		date 2019-11-30	rnd 5	type Standard	result 1	date 2020-01-04	rnd 1	type Standard	result 1
		Opponent Crause, M (Mynhardt)				Opponent Minnie, A (Anthoney)

#	Games	Start				End
1	3	Tournament 2019 TC SAJCC Prep Tournament				Tournament 2019 TC SAJCC Prep Tournament
		date 2019-11-30	rnd 1	type Standard	result 1	date 2019-11-30	rnd 3	type Standard	result 1
		Opponent Van Rooyen, M (Marcel)				Opponent De Souza-Allegria, M (Minette)
2	3	Tournament 2019 Chris Greyling				Tournament 2019 Lubowski Open Tournament
		date 2019-04-27	rnd 4	type Standard	result 1	date 2019-05-11	rnd 1	type Standard	result 1
		Opponent Modungwa, D (Desiree)				Opponent Mapheto, O (Onthatile)
3	2	Tournament 2019 TC SAJCC Prep Tournament				Tournament 2019 South African Junior Team Championships
		date 2019-11-30	rnd 5	type Standard	result 1	date 2020-01-04	rnd 1	type Standard	result 1
		Opponent Crause, M (Mynhardt)				Opponent Minnie, A (Anthoney)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2019 TC SAJCC Prep Tournament				Tournament 2019 TC SAJCC Prep Tournament
		date 2019-11-30	rnd 1	type Standard	result 1	date 2019-11-30	rnd 3	type Standard	result 1
		Opponent Van Rooyen, M (Marcel)				Opponent De Souza-Allegria, M (Minette)
2	3	Tournament 2019 Chris Greyling				Tournament 2019 Lubowski Open Tournament
		date 2019-04-27	rnd 4	type Standard	result 1	date 2019-05-11	rnd 1	type Standard	result 1
		Opponent Modungwa, D (Desiree)				Opponent Mapheto, O (Onthatile)
3	2	Tournament 2019 TC SAJCC Prep Tournament				Tournament 2019 South African Junior Team Championships
		date 2019-11-30	rnd 5	type Standard	result 1	date 2020-01-04	rnd 1	type Standard	result 1
		Opponent Crause, M (Mynhardt)				Opponent Minnie, A (Anthoney)

#	Games	Start				End
1	3	Tournament 2019 TC SAJCC Prep Tournament				Tournament 2019 TC SAJCC Prep Tournament
		date 2019-11-30	rnd 1	type Standard	result 1	date 2019-11-30	rnd 3	type Standard	result 1
		Opponent Van Rooyen, M (Marcel)				Opponent De Souza-Allegria, M (Minette)
2	3	Tournament 2019 Chris Greyling				Tournament 2019 Lubowski Open Tournament
		date 2019-04-27	rnd 4	type Standard	result 1	date 2019-05-11	rnd 1	type Standard	result 1
		Opponent Modungwa, D (Desiree)				Opponent Mapheto, O (Onthatile)
3	2	Tournament 2019 TC SAJCC Prep Tournament				Tournament 2019 South African Junior Team Championships
		date 2019-11-30	rnd 5	type Standard	result 1	date 2020-01-04	rnd 1	type Standard	result 1
		Opponent Crause, M (Mynhardt)				Opponent Minnie, A (Anthoney)

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	Van Rooyen ,M (Marcel)	1	1	425	1	1	425	0	0	0	0	0	0
1	Van Rooyen ,M (Marcel)	1	1368.5	1793.5	1	1362.2	1793.5	0	0	0	0	0	0
2	Joshi ,C (Chirag)	1	1	425	1	1	425	0	0	0	0	0	0
2	Joshi ,C (Chirag)	1	1001.4	1426.4	1	1005	1426.4	0	0	0	0	0	0
3	Modungwa ,D (Desiree)	1	1	425	1	1	425	0	0	0	0	0	0
3	Modungwa ,D (Desiree)	1	989.3	1414.3	1	995.1	1414.3	0	0	0	0	0	0
4	Matsha ,T (Tlotlego)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Matsha ,T (Tlotlego)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Govender ,P (Pranau)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Govender ,P (Pranau)	1	1254	829	1	1246	829	0	0	0	0	0	0
6	Skhosana ,M (Menzi)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Skhosana ,M (Menzi)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Mkhabela ,L (Lindokuhle)	1	1	425	1	1	425	0	0	0	0	0	0
7	Mkhabela ,L (Lindokuhle)	1	540.8	965.8	1	549.6	965.8	0	0	0	0	0	0
8	Hollhumer ,R (Rechard)	1	1	425	1	1	425	0	0	0	0	0	0
8	Hollhumer ,R (Rechard)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Nkosi ,M (Mduduzi)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Nkosi ,M (Mduduzi)	1	1220.3	795.3	1	1224.8	795.3	0	0	0	0	0	0
10	Makgolane ,T (Thabo)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Makgolane ,T (Thabo)	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

Stacey, MM (Merlin)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms