Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coetzer, Z (Zinique)

Chess SA id

2100097415

FIDE id

Date of birth

2010-01-14 (U16)

Gender

Female

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-12

Personal details last changed

1900-01-01

Junior GPX Games

14.9

Junior GPX Points

1085.6

Item	Main	Standard	Rapid	Blitz
Rating	1271	1273.7	1199	1200
Raw rating	1271	1273.7	1199	1200
Weighted rating	1262.2	1264.5	1192.9	1200
Weighted performance	1000.8	888.8	0	0
Floor	845.6	846.6	722.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	149.9	149.3	166	165.8
Highest rating	1355 2023-08-01	1355.2 2023-08-01	1284.7 2022-10-01	1200 2018-10-01
Highest raw rating	1345.6 2024-04-01	1346.6 2024-04-01	1222.4 2024-03-01	1200 2024-03-01
Highest weighted rating	1345.6 2024-07-01	1346.6 2024-07-01	1222.4 2024-07-01	1200 2018-10-01
Highest weighted performance	1355 2023-08-01	1355.2 2023-08-01	1284.7 2022-10-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1271	1273.7	1199	1200
Analysis
Rating	1271	1273.7	1199	1200
Raw rating	1271	1273.7	1199	1200
Weighted rating	1262.2	1264.5	1192.9
Weighted performance	1000.8	888.8	0
K-factor	36	36	36	36
Floor	845.6	846.6	722.4	700
Max/Min rating change allowed	149.9	149.3	166	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	1271	1273.7	1199	1200
New weighted rating	1261.7	1264.1	1193.1	1200
New weighted performance	994.3	882.8	0	0
Temp new rating	1271	1273.7	1199	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1271	1273.7	1199	1200
New K-factor	36	36	36	36
New floor	845.6	846.6	722.4	700

Item	Main	Standard	Rapid
	0	0	0
	4	0	4
	46	34	12
	50	50	0
	26	20	6
	0	0	0
History	144	122	22

Games since
	Main 50	Standard 34		Rapid 16		Blitz 0
Gender	Female
Age group	U16
Region	Sedibeng (GSV)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	3537		1179		141
Female	769		260		30
U16	567		193		28
U16 Female	160		60		11
Standard
	RSA		Province		Region
Overall	3427		1238		144
Female	735		259		28
U16	565		203		28
U16 Female	148		57		10
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 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	4	2	50	0	1261.3	1261.3
Standard	0	0	0	0	0	0
Rapid	4	2	50	0	1261.3	1261.3
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	144	72	50	0	1212.8	1212.8
Standard	122	61	50	0	1207.9	1207.9
Rapid	22	11	50	0	1239.7	1239.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1271	1273.7	1199	1200
2025-09-30	1271	1273.7	1199	1200
2025-09-01	1271	1273.7	1199	1200
2025-08-01	1271	1273.7	1199	1200
2025-07-01	1271	1273.7	1199	1200
2025-06-01	1271	1273.7	1199	1200
2025-05-01	1271	1273.7	1199	1200
2025-04-01	1272.1	1273.7	1194.7	1200
2025-03-01	1272.1	1273.7	1194.7	1200
2025-02-01	1265.3	1266.1	1194.1	1200
2025-01-01	1157.8	1149	1174.9	1200
2024-12-01	1210.6	1205.9	1174.9	1200
2024-11-01	1210.6	1205.9	1174.9	1200
2024-10-01	1178.2	1186.8	1148.6	1200
2024-09-01	1178.2	1186.8	1148.6	1200
2024-08-01	1258.9	1289	1148.6	1200
2024-07-01	1342	1342.3	1222.4	1200
2024-09-01	1342	1342.3	1222.4	1200
2024-05-01	1342	1342.3	1222.4	1200
2024-04-01	1345.6	1346.6	1222.4	1200
2024-03-01	1340.5	1340.8	1222.4	1200
2024-02-01	1340.5	1340.8	1222.4	1200
2024-01-01	1340.5	1340.8	1222.4	1200
2023-12-01	1340.5	1340.8	1222.4	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	HS Overvaal Rapid 12 Apr 2025 (C)	2025-04-12	2025-04-12	Rapid	Sedibeng (GSV)	5	4	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	HS Overvaal Rapid 12 Apr 2025 (C)	2025-04-12	2025-04-12	Rapid	Sedibeng (GSV)	5	4	2	Yes	Analysis
2	Gauteng Inter-Region at UJ 2024 (U16+U18 Girls)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
3	Fonteine Open 2024 (B)	2024-10-19	2024-10-19	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
4	Gauteng Top Schools 2024 (U19 Girls)	2024-10-05	2024-10-05	Rapid	Ekurhuleni (GE)	5	5	3	Yes	Analysis
5	Sedibeng East D7 Teams Trials 2024 (U19)	2024-08-03	2024-08-03	Standard	Sedibeng (GSV)	5	5	0	Yes	Analysis
6	Eureka Open 27 July 2024 (C)	2024-07-27	2024-07-27	Standard	Sedibeng (GSV)	5	4	0.5	Yes	Analysis
7	Midvaal Winter Classic 13 July 2024 (D)	2024-07-13	2024-07-13	Rapid	Sedibeng (GSV)	7	7	2	Yes	Analysis
8	Hoerskool Overvaal Chess Open 2024 (C)	2024-04-20	2024-04-20	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
9	Vaalpark Primary Chess Open 2024 (C)	2024-04-13	2024-04-13	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
10	Laerskool Midvaal Chess Open Section 2024 (C)	2024-02-10	2024-02-10	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
11	2023 Gauteng Top Schools (U13 Mixed)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
12	Gauteng D7 Teams 2023 (U13)	2023-08-12	2023-08-12	Standard	Sedibeng (GSV)	5	5	4.5	Yes	Analysis
13	Overvaal Ope Jul 2023 (C)	2023-07-22	2023-07-22	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis
14	Valia's Chess Tournament 2023 (C)	2023-05-06	2023-05-06	Standard	Sedibeng (GSV)	5	5	1.5	Yes	Analysis
15	Gauteng Schools D7 2023 (U13 Girls)	2023-05-20	2023-05-20	Standard	Sedibeng (GSV)	5	5	4.5	Yes	Analysis
16	Gauteng Schools Individual Finals 2023 (U13 Girls)	2023-05-26	2023-05-26	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
17	Overvaal Open 2023 (D)	2023-04-15	2023-04-15	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
18	Hoerskool Drie Riviere Open 2023 (C)	2023-03-11	2023-03-11	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
19	AG Visser Open 2023 (A+B)	2023-02-18	2023-02-18	Standard	Sedibeng (GSV)	5	5	1	Yes	Analysis
20	Laerkool Midvaal Chess Open 2023 (C)	2023-01-28	2023-01-28	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
21	Super 8 Skaak 2022 (Seniors)	2022-10-14	2022-10-14	Rapid	Bojanala Platina (NBR)	7	6	4	Yes	Analysis
22	Overvaal Open 2022 (D)	2022-08-06	2022-08-06	Standard	Sedibeng (GSV)	5	5	3.5	Yes	Analysis
23	D7 Teams 2022 (U13 Mixed+Girls)	2022-08-13	2022-08-13	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
24	Gaueng Schools D7 2022 (U13 Girls)	2022-06-04	2022-06-04	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
25	2022 Gauteng Schools Individual Chess Championship (U13 Girls)	2022-06-18	2022-06-18	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
26	Sasolburg Open 2018 (D)	2018-06-02	2018-06-02	Standard	Sedibeng (GSV)	5	5	1	Yes	Analysis
27	D7 Primary School League 2023 (U9 Boys+Mixed)	2018-04-21	2018-04-21	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
28	Henley Open 2018 (D)	2018-03-10	2018-03-10	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
29	D7 Individual 2018 (U9 Girls)	2018-02-24	2018-02-24	Standard	Sedibeng (GSV)	5	3	1	Yes	Analysis

#	Games	Start				End
1	7	Tournament Overvaal Ope Jul 2023				Tournament 2023 Gauteng Top Schools
		date 2023-07-22	rnd 5	type Standard	result 0.5	date 2023-08-18	rnd 1	type Standard	result 1
		Opponent De Jager, G (Gideon)				Opponent Ntuli, SM (Sandile Manqoba)
2	7	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools Individual Finals 2023
		date 2023-05-20	rnd 1	type Standard	result 1	date 2023-05-26	rnd 2	type Standard	result 1
		Opponent De Klerk, G (Gizelle)				Opponent Mofokeng, F (Faith)
3	7	Tournament 2022 Gauteng Schools Individual Chess Championship				Tournament Overvaal Open 2022
		date 2022-06-18	rnd 3	type Standard	result 1	date 2022-08-06	rnd 4	type Standard	result 1
		Opponent Ntshabeleng, D (Dineo)				Opponent Coetzer, J (Jessica)

#	Games	Start				End
1	7	Tournament Overvaal Ope Jul 2023				Tournament 2023 Gauteng Top Schools
		date 2023-07-22	rnd 5	type Standard	result 0.5	date 2023-08-18	rnd 1	type Standard	result 1
		Opponent De Jager, G (Gideon)				Opponent Ntuli, SM (Sandile Manqoba)
2	7	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools Individual Finals 2023
		date 2023-05-20	rnd 1	type Standard	result 1	date 2023-05-26	rnd 2	type Standard	result 1
		Opponent De Klerk, G (Gizelle)				Opponent Mofokeng, F (Faith)
3	7	Tournament 2022 Gauteng Schools Individual Chess Championship				Tournament Overvaal Open 2022
		date 2022-06-18	rnd 3	type Standard	result 1	date 2022-08-06	rnd 4	type Standard	result 1
		Opponent Ntshabeleng, D (Dineo)				Opponent Coetzer, J (Jessica)

#	Games	Start				End
1	4	Tournament Super 8 Skaak 2022				Tournament Super 8 Skaak 2022
		date 2022-10-14	rnd 3	type Rapid	result 1	date 2022-10-14	rnd 6	type Rapid	result 1
		Opponent Colyn, R (Rohan)				Opponent De Kock, D (De-Han)
2	3	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-05	rnd 2	type Rapid	result 1	date 2024-10-05	rnd 4	type Rapid	result 1
		Opponent Elie, M (Mechaella)				Opponent Maseko, U (Unathi)
3	1	Tournament HS Overvaal Rapid 12 Apr 2025				Tournament HS Overvaal Rapid 12 Apr 2025
		date 2025-04-12	rnd 5	type Rapid	result 1	date 2025-04-12	rnd 5	type Rapid	result 1
		Opponent Ramothibe, BG (Bonolo Gosiame)				Opponent Ramothibe, BG (Bonolo Gosiame)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools Individual Finals 2023
		date 2023-05-20	rnd 3	type Standard	result 1	date 2023-05-26	rnd 2	type Standard	result 1
		Opponent Els, M (Marika)				Opponent Mofokeng, F (Faith)
2	5	Tournament 2022 Gauteng Schools Individual Chess Championship				Tournament Overvaal Open 2022
		date 2022-06-18	rnd 3	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Ntshabeleng, D (Dineo)				Opponent Mogorosi, T (Tlamelo)
3	4	Tournament Gauteng D7 Teams 2023				Tournament Gauteng D7 Teams 2023
		date 2023-08-12	rnd 1	type Standard	result 1	date 2023-08-12	rnd 4	type Standard	result 1
		Opponent Karim, U (Umar)				Opponent Lirane, N (Naledi)

#	Games	Start				End
1	5	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools Individual Finals 2023
		date 2023-05-20	rnd 3	type Standard	result 1	date 2023-05-26	rnd 2	type Standard	result 1
		Opponent Els, M (Marika)				Opponent Mofokeng, F (Faith)
2	5	Tournament 2022 Gauteng Schools Individual Chess Championship				Tournament Overvaal Open 2022
		date 2022-06-18	rnd 3	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Ntshabeleng, D (Dineo)				Opponent Mogorosi, T (Tlamelo)
3	4	Tournament Gauteng D7 Teams 2023				Tournament Gauteng D7 Teams 2023
		date 2023-08-12	rnd 1	type Standard	result 1	date 2023-08-12	rnd 4	type Standard	result 1
		Opponent Karim, U (Umar)				Opponent Lirane, N (Naledi)

#	Games	Start				End
1	4	Tournament Super 8 Skaak 2022				Tournament Super 8 Skaak 2022
		date 2022-10-14	rnd 3	type Rapid	result 1	date 2022-10-14	rnd 6	type Rapid	result 1
		Opponent Colyn, R (Rohan)				Opponent De Kock, D (De-Han)
2	3	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-05	rnd 2	type Rapid	result 1	date 2024-10-05	rnd 4	type Rapid	result 1
		Opponent Elie, M (Mechaella)				Opponent Maseko, U (Unathi)
3	1	Tournament HS Overvaal Rapid 12 Apr 2025				Tournament HS Overvaal Rapid 12 Apr 2025
		date 2025-04-12	rnd 5	type Rapid	result 1	date 2025-04-12	rnd 5	type Rapid	result 1
		Opponent Ramothibe, BG (Bonolo Gosiame)				Opponent Ramothibe, BG (Bonolo Gosiame)

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	Radebe ,T (Thato)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
1	Radebe ,T (Thato)	3	1308.9	1450.5	3	1319.2	1450.5	0	0	0	0	0	0
2	Van Biljon ,J (Jessica)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
2	Van Biljon ,J (Jessica)	3	893.4	751.7	3	885.1	751.7	0	0	0	0	0	0
3	Van Nieuwenhuizen ,J (Jacques)	3	2	141.7	2	1	0	1	1	425	0	0	0
3	Van Nieuwenhuizen ,J (Jacques)	3	1337	1478.6	2	1353.1	1337	1	1183.8	1762	0	0	0
4	Willemse ,PJ (Pierre Jean)	3	0	-425	2	0	-425	1	0	-425	0	0	0
4	Willemse ,PJ (Pierre Jean)	3	1295.2	870.2	2	1225.9	870.2	1	1200	870.2	0	0	0
5	Masilo ,R (Rendani)	2	2	425	2	2	425	0	0	0	0	0	0
5	Masilo ,R (Rendani)	2	1262.2	1687.2	2	1258.8	1687.2	0	0	0	0	0	0
6	Dlamini ,L (Lucky)	2	2	425	2	2	425	0	0	0	0	0	0
6	Dlamini ,L (Lucky)	2	1250.7	1675.7	2	1257.8	1675.7	0	0	0	0	0	0
7	Minnaar ,R (Rochelle)	2	1	0	2	1	0	0	0	0	0	0	0
7	Minnaar ,R (Rochelle)	2	1218.9	1218.9	2	1220.3	1218.9	0	0	0	0	0	0
8	Tshabalala ,R (Reatlaretse)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
8	Tshabalala ,R (Reatlaretse)	2	1272.2	1059.7	2	1260.6	1059.7	0	0	0	0	0	0
9	Noton ,HR (Hannah)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
9	Noton ,HR (Hannah)	2	1198.4	1410.9	2	1198.2	1410.9	0	0	0	0	0	0
10	De Jager ,G (Gideon)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
10	De Jager ,G (Gideon)	2	1379.8	1167.2	2	1365.2	1167.2	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

Coetzer, Z (Zinique)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms