Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kiewiet, M (Melvin)

Chess SA id

1070108559

FIDE id

Date of birth

2007-11-18 (U20)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-08

Personal details last changed

1900-01-01

Junior GPX Games

20.5

Junior GPX Points

1046.4

Item	Main	Standard	Rapid	Blitz
Rating	1153.4	1162.5	1199.6	1200
Raw rating	1152.2	1161	1199.6	1200
Weighted rating	1153.4	1162.5	1199.6	1200
Weighted performance	983.2	986.5	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	177.5	175.3	165.9	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
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	0.4	0.5	0	0
New rating	1153.8	1163	1199.6	1200
Analysis
Rating	1153.4	1162.5	1199.6	1200
Raw rating	1152.2	1161	1199.6	1200
Weighted rating	1153.4	1162.5	1199.6
Weighted performance	983.2	986.5	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	177.5	175.3	165.9	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	1152.2	1161	1199.6	1200
New weighted rating	1153.8	1163	1199.6	1200
New weighted performance	982.8	986.1	0	0
Temp new rating	1153.8	1163	1199.6	1200
Temp new rating +/-	0.4	0.5	0	0
Final new rating +/-	0.4	0.5	0	0
New rating	1153.8	1163	1199.6	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	23	18	5
	10	10	0
	31	31	0
	14	14	0
	0	0	0
History	103	98	5

Games since
	Main 36	Standard 31		Rapid 5		Blitz 0
Gender	Male
Age group	U20
Region	Eden (WEG)
Province	Western Cape (WC)
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	4155		1171		428
Male	3081		777		275
U20	295		104		35
U20 Male	219		79		28
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	23	5	21.74	-240.2	1299.3	1059.1
Standard	18	4	22.22	-236.1	1286.3	1050.2
Rapid	5	1	20	-255	1346.2	1091.2
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	103	34.5	33.5	-140.3	1211.9	1071.6
Standard	98	33.5	34.18	-134.4	1205	1070.6
Rapid	5	1	20	-255	1346.2	1091.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1152.2	1161	1199.6	1200
2025-09-01	1152.2	1161	1199.6	1200
2025-08-01	1152.2	1161	1199.6	1200
2025-07-01	1151.4	1160	1199.6	1200
2025-06-01	1150.6	1158.9	1199.6	1200
2025-05-01	1149.6	1157.7	1199.6	1200
2025-04-01	1147.2	1154.6	1199.4	1200
2025-03-01	1145.7	1153.5	1196.1	1200
2025-02-01	1146.5	1153.5	1200	1200
2025-01-01	1163.7	1175.1	1200	1200
2024-12-01	1163.7	1175.1	1200	1200
2024-11-01	1163.7	1175.1	1200	1200
2024-10-01	1163.7	1175.1	1200	1200
2024-09-01	1163.7	1175.1	1200	1200
2024-08-01	1163.7	1175.1	1200	1200
2024-07-01	1163.7	1175.1	1200	1200
2024-06-01	1163.7	1175.1	1200	1200
2024-08-01	1163.7	1175.1	1200	1200
2024-04-01	1163.7	1175.1	1200	1200
2024-03-01	1163.7	1175.1	1200	1200
2024-02-01	1125.9	1130.3	1200	1200
2024-01-01	1084.7	1079.1	1200	1200
2023-12-01	1084.7	1079.1	1200	1200
2023-11-01	1084.7	1079.1	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	Hessequa Ontwikkelings Toernooi 2025 (U19 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	4	1	Yes	Analysis
2	Eden Schools Chess Trials 1 2025 (U19 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	4	1	Yes	Analysis
3	Eden Rapid 2025 (A)	2025-02-23	2025-02-23	Rapid	Eden (WEG)	6	5	1	Yes	Analysis
4	Hessequa Skole Proewe 2 2025 (U19 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	6	6	1	Yes	Analysis
5	Hessequa Skole Skaak 2025 (O19 Seuns)	2025-01-25	2025-01-25	Standard	Eden (WEG)	5	4	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Hessequa Ontwikkelings Toernooi 2025 (U19 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	4	1	Yes	Analysis
2	Eden Schools Chess Trials 1 2025 (U19 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	4	1	Yes	Analysis
3	Eden Rapid 2025 (A)	2025-02-23	2025-02-23	Rapid	Eden (WEG)	6	5	1	Yes	Analysis
4	Hessequa Skole Proewe 2 2025 (U19 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	6	6	1	Yes	Analysis
5	Hessequa Skole Skaak 2025 (O19 Seuns)	2025-01-25	2025-01-25	Standard	Eden (WEG)	5	4	1	Yes	Analysis
6	Hessequa Skole Proewe 2 2024 (U18 Boys)	2024-02-03	2024-02-03	Standard	Eden (WEG)	5	5	3	Yes	Analysis
7	Hessequa Proewe 1 2024 (U18 Boys)	2024-01-27	2024-01-27	Standard	Eden (WEG)	5	5	3	Yes	Analysis
8	Eden Chess Union League 2023 (Premier Division)	2023-11-11	2023-11-11	Standard	Eden (WEG)	5	3	0	Yes	Analysis
9	Eden Chess Union League 2023 (1st Division)	2023-11-11	2023-11-11	Standard	Eden (WEG)	5	0	0	No	Analysis
10	Eden Trials 2+3 2023 (U18)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	10	4	Yes	Analysis
11	George Chess Club Winter Open 2023 (B)	2023-05-20	2023-05-20	Standard	Eden (WEG)	5	5	2	Yes	Analysis
12	Eden Trails 1 2023 (U17 Boys)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	4	2.5	Yes	Analysis
13	Hessequa Proewe 2 2023 (O17 Seuns)	2023-02-11	2023-02-11	Standard	Eden (WEG)	5	4	1	Yes	Analysis
14	Hessequa Proewe 1 2023 (O17 Seuns)	2023-01-28	2023-01-28	Standard	Eden (WEG)	5	5	2	Yes	Analysis
15	Eden Proewe 2 2022 (O15 Seuns)	2022-04-09	2022-04-09	Standard	Eden (WEG)	5	5	1	Yes	Analysis
16	Eden Proewe 1 2022 (O15 Seuns)	2022-03-12	2022-03-12	Standard	Eden (WEG)	5	4	1	Yes	Analysis
17	Hessequa Proewe 1 2022 (O15 Seuns)	2022-01-29	2022-01-29	Standard	Eden (WEG)	5	5	1	Yes	Analysis
18	Hessequa Skaak Proewe 2 2020 (O13 Seuns)	2020-02-22	2020-02-22	Standard	Eden (WEG)	5	5	2	Yes	Analysis
19	Hessequa Skaak Proewe 1 2020 (O13 Seuns)	2020-02-01	2020-02-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis
20	Hessequa Ontwikkelings Toernooi 2019 (B)	2019-11-01	2019-11-01	Standard	Eden (WEG)	6	6	3.5	Yes	Analysis
21	Hessequa Proewe 3 2019 (O14)	2019-02-23	2019-02-23	Standard	Eden (WEG)	5	5	1	Yes	Analysis
22	Hessequa Proewe 2 2019 (O14)	2019-02-16	2019-02-16	Standard	Eden (WEG)	5	4	0.5	Yes	Analysis
23	Hessequa Proewe 1 2019 (O14)	2019-01-26	2019-01-26	Standard	Eden (WEG)	5	0	0	No	Analysis

#	Games	Start				End
1	4	Tournament Hessequa Ontwikkelings Toernooi 2019				Tournament Hessequa Ontwikkelings Toernooi 2019
		date 2019-11-01	rnd 1	type Standard	result 1	date 2019-11-01	rnd 4	type Standard	result 1
		Opponent Hartnick, J (Jailin)				Opponent Flores, C (Chrisnick)
2	3	Tournament Hessequa Skole Proewe 2 2024				Tournament Hessequa Skole Proewe 2 2024
		date 2024-02-03	rnd 3	type Standard	result 1	date 2024-02-03	rnd 5	type Standard	result 1
		Opponent Michaels, D (Digohen)				Opponent Vaaltyn, B (Benedict)
3	2	Tournament Hessequa Proewe 1 2024				Tournament Hessequa Proewe 1 2024
		date 2024-01-27	rnd 2	type Standard	result 1	date 2024-01-27	rnd 3	type Standard	result 1
		Opponent Kamfer, E (Envor)				Opponent Maqckini, A (Ayanda)

#	Games	Start				End
1	4	Tournament Hessequa Ontwikkelings Toernooi 2019				Tournament Hessequa Ontwikkelings Toernooi 2019
		date 2019-11-01	rnd 1	type Standard	result 1	date 2019-11-01	rnd 4	type Standard	result 1
		Opponent Hartnick, J (Jailin)				Opponent Flores, C (Chrisnick)
2	3	Tournament Hessequa Skole Proewe 2 2024				Tournament Hessequa Skole Proewe 2 2024
		date 2024-02-03	rnd 3	type Standard	result 1	date 2024-02-03	rnd 5	type Standard	result 1
		Opponent Michaels, D (Digohen)				Opponent Vaaltyn, B (Benedict)
3	2	Tournament Hessequa Proewe 1 2024				Tournament Hessequa Proewe 1 2024
		date 2024-01-27	rnd 2	type Standard	result 1	date 2024-01-27	rnd 3	type Standard	result 1
		Opponent Kamfer, E (Envor)				Opponent Maqckini, A (Ayanda)

#	Games	Start				End
1	1	Tournament Eden Rapid 2025				Tournament Eden Rapid 2025
		date 2025-02-23	rnd 6	type Rapid	result 1	date 2025-02-23	rnd 6	type Rapid	result 1
		Opponent Abrahams, D (Dorian)				Opponent Abrahams, D (Dorian)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Hessequa Skole Proewe 2 2024				Tournament Hessequa Skole Proewe 2 2024
		date 2024-02-03	rnd 3	type Standard	result 1	date 2024-02-03	rnd 5	type Standard	result 1
		Opponent Michaels, D (Digohen)				Opponent Vaaltyn, B (Benedict)
2	2	Tournament Hessequa Proewe 1 2024				Tournament Hessequa Proewe 1 2024
		date 2024-01-27	rnd 2	type Standard	result 1	date 2024-01-27	rnd 3	type Standard	result 1
		Opponent Kamfer, E (Envor)				Opponent Maqckini, A (Ayanda)
3	2	Tournament George Chess Club Winter Open 2023				Tournament George Chess Club Winter Open 2023
		date 2023-05-20	rnd 4	type Standard	result 1	date 2023-05-20	rnd 5	type Standard	result 1
		Opponent Visagie, G (G-Olin)				Opponent Windwaai, M (Modish)

#	Games	Start				End
1	3	Tournament Hessequa Skole Proewe 2 2024				Tournament Hessequa Skole Proewe 2 2024
		date 2024-02-03	rnd 3	type Standard	result 1	date 2024-02-03	rnd 5	type Standard	result 1
		Opponent Michaels, D (Digohen)				Opponent Vaaltyn, B (Benedict)
2	2	Tournament Hessequa Proewe 1 2024				Tournament Hessequa Proewe 1 2024
		date 2024-01-27	rnd 2	type Standard	result 1	date 2024-01-27	rnd 3	type Standard	result 1
		Opponent Kamfer, E (Envor)				Opponent Maqckini, A (Ayanda)
3	2	Tournament George Chess Club Winter Open 2023				Tournament George Chess Club Winter Open 2023
		date 2023-05-20	rnd 4	type Standard	result 1	date 2023-05-20	rnd 5	type Standard	result 1
		Opponent Visagie, G (G-Olin)				Opponent Windwaai, M (Modish)

#	Games	Start				End
1	1	Tournament Eden Rapid 2025				Tournament Eden Rapid 2025
		date 2025-02-23	rnd 6	type Rapid	result 1	date 2025-02-23	rnd 6	type Rapid	result 1
		Opponent Abrahams, D (Dorian)				Opponent Abrahams, D (Dorian)

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	Steyn ,M (Malcolm)	5	0	-425	5	0	-425	0	0	0	0	0	0
1	Steyn ,M (Malcolm)	5	1360.4	935.4	5	1357.9	935.4	0	0	0	0	0	0
2	Heynse ,A (Armando)	4	0	-425	4	0	-425	0	0	0	0	0	0
2	Heynse ,A (Armando)	4	1193.2	768.2	4	1195.6	768.2	0	0	0	0	0	0
3	Arendse ,R (Rayden)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
3	Arendse ,R (Rayden)	3	1186.2	1044.6	3	1183	1044.6	0	0	0	0	0	0
4	Mano ,L (Leacon)	3	0	-425	3	0	-425	0	0	0	0	0	0
4	Mano ,L (Leacon)	3	1338.1	913.1	3	1345.2	913.1	0	0	0	0	0	0
5	Micheals ,D (Dihogen)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
5	Micheals ,D (Dihogen)	3	1168.3	1310	3	1160.5	1310	0	0	0	0	0	0
6	Faurie ,D (Dawie)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
6	Faurie ,D (Dawie)	3	1197.7	1056	3	1194.7	1056	0	0	0	0	0	0
7	Van Niekerk ,S (Shayden Jade)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
7	Van Niekerk ,S (Shayden Jade)	3	1163.4	880	3	1154.8	880	0	0	0	0	0	0
8	Adams ,A (Ashley)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Adams ,A (Ashley)	2	1081.1	656.1	2	1066.9	656.1	0	0	0	0	0	0
9	Flores ,C (Chrisnick)	2	1	0	2	1	0	0	0	0	0	0	0
9	Flores ,C (Chrisnick)	2	1030.3	1030.3	2	1010.2	1030.3	0	0	0	0	0	0
10	Sauls ,S (Shalmino)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Sauls ,S (Shalmino)	2	1159.4	734.4	2	1163.7	734.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Kiewiet, M (Melvin)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms