Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coetzee, A (Ampie)

Chess SA id

1080324358

FIDE id

Date of birth

2008-07-17 (U18)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-11

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1199.7	1215.6	1192.3	1200
Raw rating	1199.7	1215.6	1166.5	1200
Weighted rating	1197.6	1201.2	1192.3	1200
Weighted performance	0	0	0	0
Floor	699.9	715.6	699.9	700
K-factor	40	36	40	40
Min/Max rating change allowed	165.9	162.2	173.9	165.8
Highest rating	1199.9 2025-08-05	1215.6 2025-11-01	1199.9 2025-08-05	1199.9 2025-08-05
Highest raw rating	1199.9 2025-08-05	1215.6 2025-11-01	1199.9 2025-08-05	1199.9 2025-08-05
Highest weighted rating	1199.9 2025-08-05	1201.2 2025-11-01	1199.9 2025-08-05	1199.9 2025-08-05
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	-2.3	0
New rating	1199.7	1215.6	1190	1200
Analysis
Rating	1199.7	1215.6	1192.3	1200
Raw rating	1199.7	1215.6	1166.5	1200
Weighted rating	1197.6	1201.2	1192.3
Weighted performance	0	0	0
K-factor	40	36	40	40
Floor	699.9	715.6	699.9	700
Max/Min rating change allowed	165.9	162.2	173.9	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	1199.7	1215.6	1166.5	1200
New weighted rating	1197.7	1202.4	1190	1200
New weighted performance	0	0	0	0
Temp new rating	1199.7	1215.6	1190	1200
Temp new rating +/-	0	0	-2.3	0
Final new rating +/-	0	0	-2.3	0
New rating	1199.7	1215.6	1190	1200
New K-factor	40	36	40	36
New floor	699.9	715.6	699.9	700

Item	Main	Standard	Rapid
	0	0	0
	10	5	5
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	10	5	5

Games since
	Main 10	Standard 5		Rapid 5		Blitz 0
Gender	Male
Age group	U18
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	10	3.5	35	-127.5	1319.6	1192.1
Standard	5	2	40	-85	1357.2	1272.2
Rapid	5	1.5	30	-170	1281.9	1111.9
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	10	3.5	35	-127.5	1319.6	1192.1
Standard	5	2	40	-85	1357.2	1272.2
Rapid	5	1.5	30	-170	1281.9	1111.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1199.7	1215.6	1166.5	1200
2025-09-30	1184.1	1200	1166.5	1200
2025-09-01	1184.1	1200	1166.5	1200
2025-08-01	1200	1200	1200	1200
2025-07-01	1200	1200	1200	1200
2025-06-01	1200	1200	1200	1200
2025-05-01	1200	1200	1200	1200
2025-04-01	1200	1200	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Bojanala's Battle Of Mount Cambridge 2025 (Bishops)	2025-10-11	2025-10-11	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
2	Bojanala's Clash Of Schools 2025 (Championship Open)	2025-08-02	2025-08-02	Rapid	Bojanala Platina (NBR)	5	5	1.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Bojanala's Battle Of Mount Cambridge 2025 (Bishops)	2025-10-11	2025-10-11	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
2	Bojanala's Clash Of Schools 2025 (Championship Open)	2025-08-02	2025-08-02	Rapid	Bojanala Platina (NBR)	5	5	1.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Battle Of Mount Cambridge 2025
		date 2025-08-02	rnd 5	type Rapid	result 0.5	date 2025-10-11	rnd 3	type Standard	result 1
		Opponent Nyawula, T (Tlotlo)				Opponent Janse Van Rensburg, AM (Adriana Maria)
2	1	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 2	type Rapid	result 1	date 2025-08-02	rnd 2	type Rapid	result 1
		Opponent Mhandu, R (Rufaro)				Opponent Mhandu, R (Rufaro)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 5	type Rapid	result 0.5	date 2025-08-02	rnd 5	type Rapid	result 0.5
		Opponent Nyawula, T (Tlotlo)				Opponent Nyawula, T (Tlotlo)
2	1	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 2	type Rapid	result 1	date 2025-08-02	rnd 2	type Rapid	result 1
		Opponent Mhandu, R (Rufaro)				Opponent Mhandu, R (Rufaro)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 2	type Rapid	result 1	date 2025-08-02	rnd 2	type Rapid	result 1
		Opponent Mhandu, R (Rufaro)				Opponent Mhandu, R (Rufaro)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 2	type Rapid	result 1	date 2025-08-02	rnd 2	type Rapid	result 1
		Opponent Mhandu, R (Rufaro)				Opponent Mhandu, R (Rufaro)

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	Matima ,T (Tshimologo)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Matima ,T (Tshimologo)	1	1592.1	1167.1	1	1598.8	1167.1	0	0	0	0	0	0
2	Janse Van Rensburg ,AM (Adriana Maria)	1	1	425	1	1	425	0	0	0	0	0	0
2	Janse Van Rensburg ,AM (Adriana Maria)	1	1310.8	1735.8	1	1285.1	1735.8	0	0	0	0	0	0
3	Adamson ,A (Amani)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Adamson ,A (Amani)	1	1328.3	903.3	1	1322.9	903.3	0	0	0	0	0	0
4	Crafford ,R (Rudolf)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Crafford ,R (Rudolf)	1	1204.2	1204.2	1	1199.8	1204.2	0	0	0	0	0	0
5	Botha ,L (Lukas)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Botha ,L (Lukas)	1	1350.7	1350.7	1	1329.6	1350.7	0	0	0	0	0	0
6	Ngobeni ,N (Ntumbuluko)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Ngobeni ,N (Ntumbuluko)	1	1403.2	978.2	0	0	0	1	1298.8	978.2	0	0	0
7	Mhandu ,R (Rufaro)	1	1	425	0	0	0	1	1	425	0	0	0
7	Mhandu ,R (Rufaro)	1	1109.1	1534.1	0	0	0	1	1070.8	1534.1	0	0	0
8	Van Der Berg ,Z (Zack)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Van Der Berg ,Z (Zack)	1	1355.8	930.8	0	0	0	1	1279.1	930.8	0	0	0
9	Nyawula ,T (Tlotlo)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
9	Nyawula ,T (Tlotlo)	1	1341.1	1341.1	0	0	0	1	1327.1	1341.1	0	0	0
10	Croughs ,D (Danial Jilani)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Croughs ,D (Danial Jilani)	1	1200	775	0	0	0	1	1200	775	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Coetzee, A (Ampie)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms