Chess South Africa Ratings Database

PLAYER PAGE

Personal

Meder, T (Tristan)

Chess SA id

1130135088

FIDE id

Date of birth

2013-05-23 (U14)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-05-05

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1471.6	1417.3	1488.9	1200
Raw rating	1471.6	1417.3	1488.9	1200
Weighted rating	1469	1413.6	1488.9	1200
Weighted performance	1180.7	1122.3	1071	0
Floor	1009.2	917.3	1001.4	700
K-factor	32	32	32	36
Min/Max rating change allowed	112.6	121.7	109.9	165.8
Highest rating	1531.3 2022-09-01	1577.1 2022-05-01	1511 2022-07-01	1200 2018-10-01
Highest raw rating	1509.2 2022-10-01	1417.3 2024-06-01	1501.4 2023-03-01	1200 2024-02-01
Highest weighted rating	1509.2 2024-02-01	1411.6 2025-08-01	1488.9 2025-08-01	1200 2018-10-01
Highest weighted performance	1531.3 2022-09-01	1577.1 2022-05-01	1511 2022-07-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1471.6	1417.3	1488.9	1200
Analysis
Rating	1471.6	1417.3	1488.9	1200
Raw rating	1471.6	1417.3	1488.9	1200
Weighted rating	1469	1413.6	1488.9
Weighted performance	1180.7	1122.3	1071
K-factor	32	32	32	36
Floor	1009.2	917.3	1001.4	700
Max/Min rating change allowed	112.6	121.7	109.9	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	1471.6	1417.3	1488.9	1200
New weighted rating	1469.5	1414.5	1488.9	1200
New weighted performance	1180.2	1121.8	1070.5	0
Temp new rating	1471.6	1417.3	1488.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1471.6	1417.3	1488.9	1200
New K-factor	32	32	32	36
New floor	1009.2	917.3	1001.4	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	17	17	0
	52	24	28
	49	16	33
	0	0	0
History	118	57	61

Games since
	Main 17	Standard 17		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	118	87.5	74.15	205.3	1285.6	1490.9
Standard	57	39.5	69.3	164	1309.3	1473.3
Rapid	61	48	78.69	243.9	1263.4	1507.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1471.6	1417.3	1488.9	1200
2025-09-01	1471.6	1417.3	1488.9	1200
2025-08-01	1471.6	1417.3	1488.9	1200
2025-07-01	1471.6	1417.3	1488.9	1200
2025-06-01	1471.6	1417.3	1488.9	1200
2025-05-01	1471.6	1417.3	1488.9	1200
2025-04-01	1471.6	1417.3	1488.9	1200
2025-03-01	1471.6	1417.3	1488.9	1200
2025-02-01	1471.6	1417.3	1488.9	1200
2025-01-01	1471.6	1417.3	1488.9	1200
2024-12-01	1471.6	1417.3	1488.9	1200
2024-11-01	1471.6	1417.3	1488.9	1200
2024-10-01	1471.6	1417.3	1488.9	1200
2024-09-01	1471.6	1417.3	1488.9	1200
2024-08-01	1471.6	1417.3	1488.9	1200
2024-07-01	1471.6	1417.3	1488.9	1200
2024-06-01	1471.6	1417.3	1488.9	1200
2024-08-01	1432	1374.7	1488.9	1200
2024-04-01	1432	1374.7	1488.9	1200
2024-03-01	1434.1	1366.1	1488.9	1200
2024-02-01	1463.8	1387.5	1488.9	1200
2024-01-01	1463.8	1387.5	1488.9	1200
2023-12-01	1463.8	1387.5	1488.9	1200
2023-11-01	1463.8	1387.5	1488.9	1200

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	Western Cape PS Individuals Championship 2024 (U11 Boys)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	6	4.5	Yes	Analysis
2	Cape Town Metro Schools Chess Closed Individuals 2024 (U11 Boys)	2024-03-02	2024-03-03	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
3	North District School Trials 2024 (U11 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
4	Western Cape Closed Championship 2023 (U12)	2023-09-23	2023-09-23	Rapid	Cape Town (WCT)	6	6	5	Yes	Analysis
5	Curro Durbanville Chess Open Rapid 2023 (Intermediate)	2023-07-15	2023-07-15	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
6	CT Metro District North Top Schools Chess 2023 (U11 Mixed)	2023-07-29	2023-07-29	Rapid	Cape Town (WCT)	5	4	3	Yes	Analysis
7	Western Cape PS Individuals 2023 (U11 Boys)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
8	Steinitz Open 2023 (C)	2023-05-26	2023-05-28	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
9	Cape Town Open 2023 (U12)	2023-03-25	2023-03-25	Rapid	Cape Town (WCT)	6	6	4.5	Yes	Analysis
10	Cape Town Metro Schools Chess Closed Individuals 2023 (U11 Boys)	2023-03-03	2023-03-04	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
11	North District School Trials 2023 (U11 Boys)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
12	Laerskool Welgemoed Rapid 2023 (U12)	2023-02-11	2023-02-11	Rapid	Cape Town (WCT)	6	6	5	Yes	Analysis
13	Metro Rapid 2022 (U9 Boys)	2022-10-22	2022-10-22	Rapid	Cape Town (WCT)	5	5	3.5	Yes	Analysis
14	Western Cape Top Schools 2022 (U9 Mix)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
15	Curro Durbanville Chess Open Rapid 2022 (U8+U10)	2022-07-02	2022-07-02	Rapid	Cape Town (WCT)	6	6	5.5	Yes	Analysis
16	Stellenberg Chess Championship 2022 (U10)	2022-06-25	2022-06-25	Rapid	Cape Town (WCT)	6	6	5	Yes	Analysis
17	Western Cape Schools 2022 (U9 Boys)	2022-05-28	2022-05-29	Standard	Cape Winelands (WCW)	6	6	5	Yes	Analysis
18	Metro WP Schools Chess Trials 2022 (U7+U9 Boys)	2022-04-22	2022-04-23	Standard	Cape Town (WCT)	5	5	4	Yes	Analysis
19	District North 2022 (U9)	2022-03-05	2022-03-05	Rapid	Cape Town (WCT)	6	6	4.5	Yes	Analysis
20	Laerskool Welgemoed 12th Annual Chess Challenge 2022 (U8+U10)	2022-02-19	2022-02-19	Rapid	Cape Town (WCT)	5	5	4	Yes	Analysis
21	Curro Durbanville Chess Trials 2022 (U9)	2022-01-21	2022-01-22	Rapid	Cape Town (WCT)	5	5	4	Yes	Analysis

#	Games	Start				End
1	18	Tournament Stellenberg Chess Championship 2022				Tournament Metro Rapid 2022
		date 2022-06-25	rnd 3	type Rapid	result 1	date 2022-10-22	rnd 3	type Rapid	result 0.5
		Opponent Mughammad Iskander, M (Enus)				Opponent Whyatt, B (Benji)
2	6	Tournament Cape Town Open 2023				Tournament Western Cape PS Individuals 2023
		date 2023-03-25	rnd 5	type Rapid	result 1	date 2023-05-05	rnd 4	type Standard	result 1
		Opponent Michaelides, A (Alexander)				Opponent Moodley, K (Kartar)
3	6	Tournament District North 2022				Tournament Metro WP Schools Chess Trials 2022
		date 2022-03-05	rnd 5	type Rapid	result 1	date 2022-04-23	rnd 4	type Standard	result 1
		Opponent Manning, C (Callan)				Opponent Resnekov, O (Oliver)

#	Games	Start				End
1	6	Tournament Western Cape Schools 2022				Tournament Western Cape Top Schools 2022
		date 2022-05-29	rnd 6	type Standard	result 1	date 2022-09-17	rnd 5	type Standard	result 1
		Opponent Hattingh, G (Gerhard)				Opponent Anderson, J (Jean)
2	5	Tournament Western Cape PS Individuals Championship 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-05-04	rnd 1	type Standard	result 1	date 2024-05-05	rnd 5	type Standard	result 0.5
		Opponent Vlok, A (Adiaan)				Opponent Nel, C (Charles Paul)
3	4	Tournament Western Cape PS Individuals 2023				Tournament Western Cape PS Individuals 2023
		date 2023-05-05	rnd 1	type Standard	result 1	date 2023-05-05	rnd 4	type Standard	result 1
		Opponent Fourie, R (Ruan)				Opponent Moodley, K (Kartar)

#	Games	Start				End
1	13	Tournament Stellenberg Chess Championship 2022				Tournament Metro Rapid 2022
		date 2022-06-25	rnd 3	type Rapid	result 1	date 2022-10-22	rnd 3	type Rapid	result 0.5
		Opponent Mughammad Iskander, M (Enus)				Opponent Whyatt, B (Benji)
2	6	Tournament Cape Town Open 2023				Tournament Curro Durbanville Chess Open Rapid 2023
		date 2023-03-25	rnd 5	type Rapid	result 1	date 2023-07-15	rnd 4	type Rapid	result 1
		Opponent Michaelides, A (Alexander)				Opponent Mokhele, K (Katleho)
3	6	Tournament Laerskool Welgemoed 12th Annual Chess Challenge 2022				Tournament District North 2022
		date 2022-02-19	rnd 3	type Rapid	result 1	date 2022-03-05	rnd 3	type Rapid	result 0.5
		Opponent Mowlana, K (Khaleela)				Opponent Divakaran, S (Sinddhizhai)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament Stellenberg Chess Championship 2022				Tournament Curro Durbanville Chess Open Rapid 2022
		date 2022-06-25	rnd 3	type Rapid	result 1	date 2022-07-02	rnd 3	type Rapid	result 1
		Opponent Mughammad Iskander, M (Enus)				Opponent Pretorius, M (Meyer)
2	6	Tournament District North 2022				Tournament Metro WP Schools Chess Trials 2022
		date 2022-03-05	rnd 5	type Rapid	result 1	date 2022-04-23	rnd 4	type Standard	result 1
		Opponent Manning, C (Callan)				Opponent Resnekov, O (Oliver)
3	5	Tournament CT Metro District North Top Schools Chess 2023				Tournament Western Cape Closed Championship 2023
		date 2023-07-29	rnd 3	type Rapid	result 1	date 2023-09-23	rnd 2	type Rapid	result 1
		Opponent Haas, C (Cazlin)				Opponent Harvey, G (Griffin)

#	Games	Start				End
1	4	Tournament Western Cape PS Individuals Championship 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-05-04	rnd 1	type Standard	result 1	date 2024-05-04	rnd 4	type Standard	result 1
		Opponent Vlok, A (Adiaan)				Opponent Stewart, N (Neil)
2	4	Tournament Western Cape PS Individuals 2023				Tournament Western Cape PS Individuals 2023
		date 2023-05-05	rnd 1	type Standard	result 1	date 2023-05-05	rnd 4	type Standard	result 1
		Opponent Fourie, R (Ruan)				Opponent Moodley, K (Kartar)
3	4	Tournament North District School Trials 2023				Tournament Cape Town Metro Schools Chess Closed Individuals 2023
		date 2023-02-04	rnd 6	type Standard	result 1	date 2023-03-04	rnd 3	type Standard	result 1
		Opponent Palmer, J (Jordan)				Opponent Musakwa, C (Carlton)

#	Games	Start				End
1	7	Tournament Stellenberg Chess Championship 2022				Tournament Curro Durbanville Chess Open Rapid 2022
		date 2022-06-25	rnd 3	type Rapid	result 1	date 2022-07-02	rnd 3	type Rapid	result 1
		Opponent Mughammad Iskander, M (Enus)				Opponent Pretorius, M (Meyer)
2	5	Tournament CT Metro District North Top Schools Chess 2023				Tournament Western Cape Closed Championship 2023
		date 2023-07-29	rnd 3	type Rapid	result 1	date 2023-09-23	rnd 2	type Rapid	result 1
		Opponent Haas, C (Cazlin)				Opponent Harvey, G (Griffin)
3	5	Tournament Laerskool Welgemoed Rapid 2023				Tournament Cape Town Open 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-03-25	rnd 3	type Rapid	result 1
		Opponent De Villiers, C (Christiaan)				Opponent Grove, T (Tyler)

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	Nel ,C (Charles Paul)	7	5	182.1	3	2.5	283.3	4	2.5	106.2	0	0	0
1	Nel ,C (Charles Paul)	7	1305.8	1488	3	1357.9	1589.1	4	1217.6	1412.1	0	0	0
2	Manning ,C (Callan)	5	3	85	0	0	0	5	3	85	0	0	0
2	Manning ,C (Callan)	5	1392.5	1477.5	0	0	0	5	1329.3	1477.5	0	0	0
3	Singh ,S (Shaurya)	3	0	-425	2	0	-425	1	0	-425	0	0	0
3	Singh ,S (Shaurya)	3	1464.2	1039.2	2	1353.8	1039.2	1	1505.7	1039.2	0	0	0
4	Shasha ,I (Iyanda)	3	2	141.7	2	2	425	1	0	-425	0	0	0
4	Shasha ,I (Iyanda)	3	1335.7	1477.4	2	1321.3	1760.7	1	1177.6	910.7	0	0	0
5	Srivastava ,P (Prakhar)	3	3	425	1	1	425	2	2	425	0	0	0
5	Srivastava ,P (Prakhar)	3	1299.7	1724.7	1	1265.7	1724.7	2	1204.1	1724.7	0	0	0
6	Wang ,X (Xi Tong)	3	3	425	1	1	425	2	2	425	0	0	0
6	Wang ,X (Xi Tong)	3	1206.2	1631.2	1	1200	1631.2	2	1202.8	1631.2	0	0	0
7	James ,A (Ayden)	3	3	425	0	0	0	3	3	425	0	0	0
7	James ,A (Ayden)	3	1247.7	1672.7	0	0	0	3	1259.5	1672.7	0	0	0
8	De Villiers ,C (Christiaan)	3	3	425	0	0	0	3	3	425	0	0	0
8	De Villiers ,C (Christiaan)	3	1227.5	1652.5	0	0	0	3	1243.3	1652.5	0	0	0
9	Calitz ,S (Steyn)	3	3	425	0	0	0	3	3	425	0	0	0
9	Calitz ,S (Steyn)	3	1200.8	1625.8	0	0	0	3	1235.9	1625.8	0	0	0
10	Weideman ,J (Janko)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Weideman ,J (Janko)	2	1439.7	1014.7	2	1437.9	1014.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Meder, T (Tristan)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms