Chess South Africa Ratings Database

PLAYER PAGE

Personal

Koen, MN (Michaela Nicola)

Chess SA id

205061338

FIDE id

Date of birth

2005-03-11 (Adult)

Gender

Female

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-08-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1151.8	1153.5	701.6	701.6
Raw rating	1151.8	1153.5	701.6	701.6
Weighted rating	1151.8	1153.5	701.6	701.6
Weighted performance	241	241.4	0	0
Floor	651.8	653.5	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	177.6	177.2	337.3	337.3
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1151.8 2024-02-01	1153.5 2024-02-01	701.6 2024-02-01	701.6 2024-02-01
Highest weighted rating	1151.8 2024-11-01	1153.5 2024-11-01	701.6 2024-11-01	701.6 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	1151.8	1153.5	701.6	701.6
Analysis
Rating	1151.8	1153.5	701.6	701.6
Raw rating	1151.8	1153.5	701.6	701.6
Weighted rating	1151.8	1153.5	701.6
Weighted performance	241	241.4	0
K-factor	40	40	40	40
Floor	651.8	653.5	500	500
Max/Min rating change allowed	177.6	177.2	337.3	337.3
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	1151.8	1153.5	701.6	701.6
New weighted rating	1151.8	1153.5	701.6	701.6
New weighted performance	240.6	241	0	0
Temp new rating	1151.8	1153.5	701.6	701.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1151.8	1153.5	701.6	701.6
New K-factor	40	40	40	40
New floor	651.8	653.5	500	500

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	340	340

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-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	54	31.5	58.33	70.8	867.1	938
Standard	54	31.5	58.33	70.8	867.1	938
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1151.8	1153.5	701.6	701.6
2025-09-01	1151.8	1153.5	701.6	701.6
2025-08-01	1151.8	1153.5	701.6	701.6
2025-07-01	1151.8	1153.5	701.6	701.6
2025-06-01	1151.8	1153.5	701.6	701.6
2025-05-01	1151.8	1153.5	701.6	701.6
2025-04-01	1151.8	1153.5	701.6	701.6
2025-03-01	1151.8	1153.5	701.6	701.6
2025-02-01	1151.8	1153.5	701.6	701.6
2025-01-01	1151.8	1153.5	701.6	701.6
2024-12-01	1151.8	1153.5	701.6	701.6
2024-11-01	1151.8	1153.5	701.6	701.6
2024-10-01	1151.8	1153.5	701.6	701.6
2024-09-01	1151.8	1153.5	701.6	701.6
2024-08-01	1151.8	1153.5	701.6	701.6
2024-07-01	1151.8	1153.5	701.6	701.6
2024-06-01	1151.8	1153.5	701.6	701.6
2024-08-01	1151.8	1153.5	701.6	701.6
2024-04-01	1151.8	1153.5	701.6	701.6
2024-03-01	1151.8	1153.5	701.6	701.6
2024-02-01	1151.8	1153.5	701.6	701.6
2024-01-01	1151.8	1153.5	701.6	701.6
2023-12-01	1151.8	1153.5	701.6	701.6
2023-11-01	1151.8	1153.5	701.6	701.6

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 Gauteng School League Finals (U19 Girls)	2019-08-24	2019-08-24	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
2	2019 D15 Tshwane West Schools League Final (Secondary Schools)	2019-08-17	2019-08-17	Standard	Tshwane (GTP)	5	4	3.5	Yes	Analysis
3	2019 D15 Individual Finals (U15 Girls)	2019-05-11	2019-05-11	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	2018 Gauteng Secondary Schools Individual Chess Championships (U13 Girls)	2018-05-25	2018-05-25	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
5	Hervormde Kerk 2018 (U14)	2018-04-21	2018-04-21	Standard	Dr Kenneth Kaunda (NWP)	5	5	4	Yes	Analysis
6	2018 D15 Tshwane West Schools League Finals (U13 Girls)	2018-03-17	2018-03-17	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
7	JNW Club - Trinityhouse Randpark Ridge Open 2018 (D)	2018-03-24	2018-03-24	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
8	2018 Constantia Park Open (D)	2018-02-10	2018-02-10	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
9	2018 Blou Bul Open (D)	2018-02-17	2018-02-17	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
10	2018 Tshwane Registration Open Chess Tournament (D)	2018-01-27	2018-01-27	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
11	South African Junior Team Championships 2017 (U14 Girls)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	5	1.5	Yes	Analysis

#	Games	Start				End
1	5	Tournament 2019 D15 Individual Finals				Tournament 2019 D15 Tshwane West Schools League Final
		date 2019-05-11	rnd 5	type Standard	result 1	date 2019-08-17	rnd 5	type Standard	result 1
		Opponent Matlala, T (Tshepiso)				Opponent Ndabambi, O (Onthotile)
2	5	Tournament 2018 Gauteng Secondary Schools Individual Chess Championships				Tournament 2019 D15 Individual Finals
		date 2018-05-25	rnd 3	type Standard	result 1	date 2019-05-11	rnd 2	type Standard	result 1
		Opponent Moyo, N (Nhlakanipho)				Opponent Khanyile, NJ (Nokukhanya Joy)
3	4	Tournament 2018 D15 Tshwane West Schools League Finals				Tournament JNW Club - Trinityhouse Randpark Ridge Open 2018
		date 2018-03-17	rnd 5	type Standard	result 1	date 2018-03-24	rnd 3	type Standard	result 1
		Opponent Pitsi, T (Thembani)				Opponent Fauconier, A (Amber)

#	Games	Start				End
1	5	Tournament 2019 D15 Individual Finals				Tournament 2019 D15 Tshwane West Schools League Final
		date 2019-05-11	rnd 5	type Standard	result 1	date 2019-08-17	rnd 5	type Standard	result 1
		Opponent Matlala, T (Tshepiso)				Opponent Ndabambi, O (Onthotile)
2	5	Tournament 2018 Gauteng Secondary Schools Individual Chess Championships				Tournament 2019 D15 Individual Finals
		date 2018-05-25	rnd 3	type Standard	result 1	date 2019-05-11	rnd 2	type Standard	result 1
		Opponent Moyo, N (Nhlakanipho)				Opponent Khanyile, NJ (Nokukhanya Joy)
3	4	Tournament 2018 D15 Tshwane West Schools League Finals				Tournament JNW Club - Trinityhouse Randpark Ridge Open 2018
		date 2018-03-17	rnd 5	type Standard	result 1	date 2018-03-24	rnd 3	type Standard	result 1
		Opponent Pitsi, T (Thembani)				Opponent Fauconier, A (Amber)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament 2018 Gauteng Secondary Schools Individual Chess Championships				Tournament 2019 D15 Individual Finals
		date 2018-05-25	rnd 3	type Standard	result 1	date 2019-05-11	rnd 2	type Standard	result 1
		Opponent Moyo, N (Nhlakanipho)				Opponent Khanyile, NJ (Nokukhanya Joy)
2	4	Tournament 2018 D15 Tshwane West Schools League Finals				Tournament JNW Club - Trinityhouse Randpark Ridge Open 2018
		date 2018-03-17	rnd 5	type Standard	result 1	date 2018-03-24	rnd 3	type Standard	result 1
		Opponent Pitsi, T (Thembani)				Opponent Fauconier, A (Amber)
3	3	Tournament 2019 D15 Tshwane West Schools League Final				Tournament 2019 D15 Tshwane West Schools League Final
		date 2019-08-17	rnd 3	type Standard	result 1	date 2019-08-17	rnd 5	type Standard	result 1
		Opponent Moropa, R (Reitumetse Keamogetswe)				Opponent Ndabambi, O (Onthotile)

#	Games	Start				End
1	5	Tournament 2018 Gauteng Secondary Schools Individual Chess Championships				Tournament 2019 D15 Individual Finals
		date 2018-05-25	rnd 3	type Standard	result 1	date 2019-05-11	rnd 2	type Standard	result 1
		Opponent Moyo, N (Nhlakanipho)				Opponent Khanyile, NJ (Nokukhanya Joy)
2	4	Tournament 2018 D15 Tshwane West Schools League Finals				Tournament JNW Club - Trinityhouse Randpark Ridge Open 2018
		date 2018-03-17	rnd 5	type Standard	result 1	date 2018-03-24	rnd 3	type Standard	result 1
		Opponent Pitsi, T (Thembani)				Opponent Fauconier, A (Amber)
3	3	Tournament 2019 D15 Tshwane West Schools League Final				Tournament 2019 D15 Tshwane West Schools League Final
		date 2019-08-17	rnd 3	type Standard	result 1	date 2019-08-17	rnd 5	type Standard	result 1
		Opponent Moropa, R (Reitumetse Keamogetswe)				Opponent Ndabambi, O (Onthotile)

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	Kleynhans ,N (Nelrie)	2	1	0	2	1	0	0	0	0	0	0	0
1	Kleynhans ,N (Nelrie)	2	515.5	515.5	2	518.6	515.5	0	0	0	0	0	0
2	Le Roux ,C (Claire)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Le Roux ,C (Claire)	2	806.4	381.4	2	806.4	381.4	0	0	0	0	0	0
3	Msimango ,T (Tamari)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Msimango ,T (Tamari)	1	1185	760	1	1181.9	760	0	0	0	0	0	0
4	Zwane ,Z (Zanele)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Zwane ,Z (Zanele)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Smit ,A (Anika)	1	1	425	1	1	425	0	0	0	0	0	0
5	Smit ,A (Anika)	1	676.3	1101.3	1	662.4	1101.3	0	0	0	0	0	0
6	Baloyi ,O (Omphile)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Baloyi ,O (Omphile)	1	546.6	546.6	1	546.6	546.6	0	0	0	0	0	0
7	Lamola ,D (Dimpho)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Lamola ,D (Dimpho)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Dooka ,M (Motlatsi)	1	1	425	1	1	425	0	0	0	0	0	0
8	Dooka ,M (Motlatsi)	1	1136.9	1561.9	1	1124.4	1561.9	0	0	0	0	0	0
9	Maponyane ,A (Amogelang)	1	1	425	1	1	425	0	0	0	0	0	0
9	Maponyane ,A (Amogelang)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Nkuna ,NK (Nara Kaya)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Nkuna ,NK (Nara Kaya)	1	540	115	1	540	115	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

Koen, MN (Michaela Nicola)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms