Chess South Africa Ratings Database

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Personal

Willenberg, T (Tristan)

Chess SA id

102042922

FIDE id

Date of birth

2002-06-30 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1659.7	1670.2	1521	1514.3
Raw rating	1644.4	1652.6	1521	1514.3
Weighted rating	1659.7	1670.2	1521	1512.8
Weighted performance	1123.3	935.6	0	0
Floor	1175.6	1187.1	1021.1	1014.3
K-factor	28	28	32	32
Min/Max rating change allowed	88	87	105	106
Highest rating	1675.6 2024-03-01	1687.1 2024-02-01	1524.8 2019-03-01	1521.3 2019-03-01
Highest raw rating	1675.6 2024-03-01	1687.1 2024-02-01	1521.1 2019-12-01	1514.3 2024-03-01
Highest weighted rating	1675.6 2024-09-01	1671.7 2025-08-01	1521.1 2021-03-01	1508.8 2025-08-01
Highest weighted performance	1616.3 2019-09-01	1650.5 2019-09-01	1524.8 2019-03-01	1521.3 2019-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-1.4	-1.6	0	0
New rating	1658.3	1668.6	1521	1514.3
Analysis
Rating	1659.7	1670.2	1521	1514.3
Raw rating	1644.4	1652.6	1521	1514.3
Weighted rating	1659.7	1670.2	1521
Weighted performance	1123.3	935.6	0
K-factor	28	28	32	32
Floor	1175.6	1187.1	1021.1	1014.3
Max/Min rating change allowed	88	87	105	106
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	1644.4	1652.6	1521	1514.3
New weighted rating	1658.3	1668.6	1521	1513.5
New weighted performance	1121.6	933.9	0	0
Temp new rating	1658.3	1668.6	1521	1514.3
Temp new rating +/-	-1.4	-1.6	0	0
Final new rating +/-	-1.4	-1.6	0	0
New rating	1658.3	1668.6	1521	1514.3
New K-factor	28	28	32	32
New floor	1175.6	1187.1	1021.1	1014.3

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	4	4	0	0
	12	6	0	6
	11	11	0	0
	26	20	6	0
	2	2	0	0
History	687	539	61	87

Games since
	Main 25	Standard 19		Rapid 0		Blitz 6
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	4	1	25	-212.5	1728.7	1516.2
Standard	4	1	25	-212.5	1728.7	1516.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	191	127	66.49	140.2	1431.4	1571.6
Standard	146	96	65.75	133.9	1439.4	1573.3
Rapid	21	15	71.43	182.1	1410.5	1592.6
Blitz	24	16	66.67	141.7	1401.4	1543

Date	Main	Standard	Rapid	Blitz
2025-11-01	1644.4	1652.6	1521	1514.3
2025-09-30	1661.2	1671.7	1521	1514.3
2025-09-01	1661.2	1671.7	1521	1514.3
2025-08-01	1661.2	1671.7	1521	1514.3
2025-07-01	1661.1	1671.5	1521	1514.3
2025-06-01	1660.8	1671.2	1521	1514.3
2025-05-01	1660.5	1670.7	1521	1514.3
2025-04-01	1660.1	1670.2	1521	1514.3
2025-03-01	1659.6	1669.5	1521	1514.3
2025-02-01	1658.3	1668.2	1521	1514.3
2025-01-01	1647.6	1658.8	1521	1514.3
2024-12-01	1647.6	1658.8	1521	1514.3
2024-11-01	1647.6	1658.8	1521	1514.3
2024-10-01	1647.6	1658.8	1521	1514.3
2024-09-01	1675.6	1687.1	1521	1514.3
2024-08-01	1675.6	1687.1	1521	1514.3
2024-07-01	1675.6	1687.1	1521	1514.3
2024-09-01	1675.6	1687.1	1521	1514.3
2024-05-01	1675.6	1687.1	1521	1514.3
2024-04-01	1675.6	1687.1	1521	1514.3
2024-03-01	1675.6	1687.1	1521	1514.3
2024-02-01	1672.3	1687.1	1521	1438.5
2024-01-01	1672.3	1687.1	1521	1438.5
2023-12-01	1636.7	1627.1	1512.5	1434.1

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	Cape Town Chess Federation Club League 2025 (A)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	3	0.5	Yes	Analysis
2	Cape Town Chess Federation Club League 2025 (B)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	1	0.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Town Chess Federation Club League 2025 (A)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	3	0.5	Yes	Analysis
2	Cape Town Chess Federation Club League 2025 (B)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	1	0.5	Yes	Analysis
3	CT League 2024 (A)	2024-07-20	2024-09-07	Standard	Cape Town (WCT)	11	5	2.5	Yes	Analysis
4	CT League 2024 (B)	2024-07-20	2024-09-07	Standard	Cape Town (WCT)	11	1	0	Yes	Analysis
5	Steinitz Club Team Blitz Championship 2024	2024-02-15	2024-02-15	Blitz	Cape Town (WCT)	7	6	6	Yes	Analysis
6	2023 USSA Championships (Open)	2023-12-04	2023-12-08	Standard	Ethekwini (KED)	9	9	6	Yes	Analysis
7	WP Club League 2023 (A)	2023-07-29	2023-09-09	Standard	Cape Town (WCT)	11	2	1.5	Yes	Analysis
8	2022 Western Province Club League (Premier)	2022-08-20	2022-10-01	Standard	Cape Town (WCT)	11	10	5.5	Yes	Analysis
9	South African Open 2022 (Championship)	2022-07-09	2022-07-17	Standard	Cape Town (WCT)	11	10	6	Yes	Analysis
10	Steinitz Individual Rapid 2022	2022-06-10	2022-06-10	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
11	Western Cape Club Championships 2021 (A)	2021-10-15	2021-10-17	Standard	Eden (WEG)	6	2	1.5	Yes	Analysis
12	2020 Cape Of Good Hope Open (Prestige)	2020-02-21	2020-02-23	Standard	Cape Town (WCT)	6	4	2	Yes	Analysis
13	2019 South African Junior Team Championships (U20A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
14	2019 National Club Chess Championships (A)	2019-09-27	2019-09-29	Standard	Cape Town (WCT)	6	2	1	Yes	Analysis
15	2019 Western Province League (B)	2019-07-27	2019-09-07	Standard	Cape Town (WCT)	11	5	3.5	Yes	Analysis
16	2019 WP Youth Open (A)	2019-07-13	2019-07-13	Standard	Cape Town (WCT)	5	5	4.5	Yes	Analysis
17	2019 Groote Schuur High School Blitz	2019-06-14	2019-06-14	Blitz	Cape Town (WCT)	9	9	5	Yes	Analysis
18	Stellenberg Youth Chess Championship 2019 (A)	2019-04-30	2019-05-01	Standard	Cape Town (WCT)	6	5	5	Yes	Analysis
19	Western Cape Schools Individuals 2019 (U18 Boys)	2019-05-04	2019-05-05	Standard	Eden (WEG)	6	6	4	Yes	Analysis
20	Steinitz Chess Festival 2019 (B)	2019-04-05	2019-04-07	Standard	Cape Town (WCT)	6	4	3	Yes	Analysis
21	Metro School Chess Closed Individual Trials 2019 (U18 Boys)	2019-03-01	2019-03-02	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
22	2019 Cape Town Classic Chess Festival (Rapid)	2019-03-30	2019-03-30	Rapid	Cape Town (WCT)	7	6	5.5	Yes	Analysis
23	2019 Cape Town Classic Chess Festival (Blitz)	2019-03-29	2019-03-29	Blitz	Cape Town (WCT)	9	9	5	Yes	Analysis
24	District North Schools Chess Trials 2019 (U18)	2019-01-25	2019-01-26	Standard	Cape Town (WCT)	6	6	4.5	Yes	Analysis
25	Western Cape Chess Club Championship Dec 2018	2018-12-08	2018-12-09	Standard	Eden (WEG)	6	6	3	Yes	Analysis
26	2018 Wild Card Chess Championships (U18 Open)	2018-12-21	2018-12-24	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
27	South African Junior Team Championships 2018 (U18A)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis
28	Jakes Gerwel Aurecon 2018 (B)	2018-10-13	2018-10-13	Rapid	Cape Town (WCT)	7	7	5.5	Yes	Analysis
29	ACL Chess Festival 2018 (Prestige)	2018-10-05	2018-10-07	Standard	Cape Town (WCT)	5	4	2	Yes	Analysis
30	2018 Western Province League (B)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	11	5	4	Yes	Analysis
31	2018 Western Province League (B)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	11	4	2.5	Yes	Analysis
32	Crossroads Open Chess Championship 2018 (B)	2018-04-27	2018-04-29	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
33	2018 WP Schools Closed Trials (U18 Boys)	2018-03-09	2018-03-10	Standard	Cape Town (WCT)	6	3	2	Yes	Analysis
34	2018 Steinitz Chess Festival (B)	2018-03-21	2018-03-25	Standard	Cape Town (WCT)	7	6	4	Yes	Analysis
35	District North Schools Chess Open Trials 2018 (U18)	2018-02-09	2018-02-10	Standard	Cape Town (WCT)	6	5	4	Yes	Analysis
36	Steinitz Club Rapid 2018	2018-01-10	2018-01-24	Rapid	Cape Town (WCT)	6	2	1	Yes	Analysis

#	Games	Start				End
1	19	Tournament 2019 Cape Town Classic Chess Festival				Tournament Western Cape Schools Individuals 2019
		date 2019-03-30	rnd 2	type Rapid	result 1	date 2019-05-04	rnd 4	type Standard	result 1
		Opponent Kleinsmidt, CC (Cherwin)				Opponent Hay, L (Luke)
2	12	Tournament 2018 Steinitz Chess Festival				Tournament 2018 Western Province League
		date 2018-03-23	rnd 4	type Standard	result 1	date 2018-08-11	rnd 3	type Standard	result 1
		Opponent Van Schaik, N (Neil)				Opponent Saunders, J (Joe)
3	11	Tournament South African Open 2022				Tournament 2022 Western Province Club League
		date 2022-07-13	rnd 7	type Standard	result 0.5	date 2022-09-10	rnd 8	type Standard	result 0.5
		Opponent Mumba, E (Elija)				Opponent Hemeni, S (Simamnkele)

#	Games	Start				End
1	15	Tournament Metro School Chess Closed Individual Trials 2019				Tournament Western Cape Schools Individuals 2019
		date 2019-03-02	rnd 5	type Standard	result 1	date 2019-05-04	rnd 4	type Standard	result 1
		Opponent Mavosa, V (Vallentino)				Opponent Hay, L (Luke)
2	12	Tournament 2018 Steinitz Chess Festival				Tournament 2018 Western Province League
		date 2018-03-23	rnd 4	type Standard	result 1	date 2018-08-11	rnd 3	type Standard	result 1
		Opponent Van Schaik, N (Neil)				Opponent Saunders, J (Joe)
3	11	Tournament South African Open 2022				Tournament 2022 Western Province Club League
		date 2022-07-13	rnd 7	type Standard	result 0.5	date 2022-09-10	rnd 8	type Standard	result 0.5
		Opponent Mumba, E (Elija)				Opponent Hemeni, S (Simamnkele)

#	Games	Start				End
1	10	Tournament Jakes Gerwel Aurecon 2018				Tournament Steinitz Individual Rapid 2022
		date 2018-10-13	rnd 5	type Rapid	result 0.5	date 2022-06-10	rnd 1	type Rapid	result 1
		Opponent Steenkamp, E (Eugene)				Opponent Armien, E (Eesa)
2	3	Tournament Jakes Gerwel Aurecon 2018				Tournament Jakes Gerwel Aurecon 2018
		date 2018-10-13	rnd 1	type Rapid	result 1	date 2018-10-13	rnd 3	type Rapid	result 1
		Opponent Mkentane, L (Lutho)				Opponent Makhupane, P (Phuthang)
3	1	Tournament Steinitz Individual Rapid 2022				Tournament Steinitz Individual Rapid 2022
		date 2022-06-10	rnd 5	type Rapid	result 1	date 2022-06-10	rnd 5	type Rapid	result 1
		Opponent Engelbrecht, JH (Johannes)				Opponent Engelbrecht, JH (Johannes)

#	Games	Start				End
1	6	Tournament Steinitz Club Team Blitz Championship 2024				Tournament Steinitz Club Team Blitz Championship 2024
		date 2024-02-15	rnd 2	type Blitz	result 1	date 2024-02-15	rnd 7	type Blitz	result 1
		Opponent Moyo, T (Tsulufelo)				Opponent Van Schaik, MP (Michael)
2	4	Tournament 2019 Groote Schuur High School Blitz				Tournament 2019 Groote Schuur High School Blitz
		date 2019-06-14	rnd 4	type Blitz	result 1	date 2019-06-14	rnd 7	type Blitz	result 1
		Opponent Arendse, KC (Kelli Candice)				Opponent Manshon, L (Liam)
3	3	Tournament 2019 Cape Town Classic Chess Festival				Tournament 2019 Cape Town Classic Chess Festival
		date 2019-03-29	rnd 5	type Blitz	result 1	date 2019-03-29	rnd 7	type Blitz	result 1
		Opponent Nkanyezi, O (Onele)				Opponent Brown, SC (Shaun)

#	Games	Start				End
1	6	Tournament Steinitz Club Team Blitz Championship 2024				Tournament Steinitz Club Team Blitz Championship 2024
		date 2024-02-15	rnd 2	type Blitz	result 1	date 2024-02-15	rnd 7	type Blitz	result 1
		Opponent Moyo, T (Tsulufelo)				Opponent Van Schaik, MP (Michael)
2	6	Tournament South African Open 2022				Tournament 2022 Western Province Club League
		date 2022-07-15	rnd 8	type Standard	result 1	date 2022-08-27	rnd 3	type Standard	result 1
		Opponent Fredericks, MMP (Malcolm)				Opponent Mentoor, TT (Theodor)
3	6	Tournament Stellenberg Youth Chess Championship 2019				Tournament Western Cape Schools Individuals 2019
		date 2019-04-30	rnd 2	type Standard	result 1	date 2019-05-04	rnd 1	type Standard	result 1
		Opponent Lee, M (Matthew)				Opponent Augustyn, J (Jean-Jacques)

#	Games	Start				End
1	6	Tournament South African Open 2022				Tournament 2022 Western Province Club League
		date 2022-07-15	rnd 8	type Standard	result 1	date 2022-08-27	rnd 3	type Standard	result 1
		Opponent Fredericks, MMP (Malcolm)				Opponent Mentoor, TT (Theodor)
2	6	Tournament Stellenberg Youth Chess Championship 2019				Tournament Western Cape Schools Individuals 2019
		date 2019-04-30	rnd 2	type Standard	result 1	date 2019-05-04	rnd 1	type Standard	result 1
		Opponent Lee, M (Matthew)				Opponent Augustyn, J (Jean-Jacques)
3	5	Tournament South African Junior Team Championships 2018				Tournament 2018 Wild Card Chess Championships
		date 2018-12-18	rnd 5	type Standard	result 1	date 2018-12-21	rnd 2	type Standard	result 1
		Opponent Schoeman, D (Dian)				Opponent Buba, V (Vukile)

#	Games	Start				End
1	7	Tournament Jakes Gerwel Aurecon 2018				Tournament 2019 Cape Town Classic Chess Festival
		date 2018-10-13	rnd 6	type Rapid	result 1	date 2019-03-30	rnd 6	type Rapid	result 1
		Opponent Nkosana, L (Luvuyo)				Opponent Maqungo, S (Sandiso)
2	3	Tournament Jakes Gerwel Aurecon 2018				Tournament Jakes Gerwel Aurecon 2018
		date 2018-10-13	rnd 1	type Rapid	result 1	date 2018-10-13	rnd 3	type Rapid	result 1
		Opponent Mkentane, L (Lutho)				Opponent Makhupane, P (Phuthang)
3	1	Tournament Steinitz Individual Rapid 2022				Tournament Steinitz Individual Rapid 2022
		date 2022-06-10	rnd 5	type Rapid	result 1	date 2022-06-10	rnd 5	type Rapid	result 1
		Opponent Engelbrecht, JH (Johannes)				Opponent Engelbrecht, JH (Johannes)

#	Games	Start				End
1	6	Tournament Steinitz Club Team Blitz Championship 2024				Tournament Steinitz Club Team Blitz Championship 2024
		date 2024-02-15	rnd 2	type Blitz	result 1	date 2024-02-15	rnd 7	type Blitz	result 1
		Opponent Moyo, T (Tsulufelo)				Opponent Van Schaik, MP (Michael)
2	4	Tournament 2019 Groote Schuur High School Blitz				Tournament 2019 Groote Schuur High School Blitz
		date 2019-06-14	rnd 4	type Blitz	result 1	date 2019-06-14	rnd 7	type Blitz	result 1
		Opponent Arendse, KC (Kelli Candice)				Opponent Manshon, L (Liam)
3	3	Tournament 2019 Cape Town Classic Chess Festival				Tournament 2019 Cape Town Classic Chess Festival
		date 2019-03-29	rnd 5	type Blitz	result 1	date 2019-03-29	rnd 7	type Blitz	result 1
		Opponent Nkanyezi, O (Onele)				Opponent Brown, SC (Shaun)

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	Schnabel ,JE (Emil)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
1	Schnabel ,JE (Emil)	3	1739.4	1597.7	3	1738.6	1597.7	0	0	0	0	0	0
2	De Jager ,LJ (Luan Johannes)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
2	De Jager ,LJ (Luan Johannes)	3	1836.8	1695.1	3	1863.2	1695.1	0	0	0	0	0	0
3	Mentoor ,TT (Theodor Thys)	3	2	141.7	2	1	0	0	0	0	1	1	425
3	Mentoor ,TT (Theodor Thys)	3	1501.7	1643.4	2	1509.5	1501.7	0	0	0	1	1650.8	1926.7
4	Hlakula ,T (Thando)	3	2	141.7	1	1	425	1	1	425	1	0	-425
4	Hlakula ,T (Thando)	3	1356.2	1497.9	1	1251.2	1781.2	1	1226.8	1781.2	1	1203.6	931.2
5	Harrison ,N (Nazeem)	3	1.5	0	1	1	425	1	0.5	0	1	0	-425
5	Harrison ,N (Nazeem)	3	1436.9	1436.9	1	1421.6	1861.9	1	1417.4	1436.9	1	1435.6	1011.9
6	Mbhele ,N (Nkululeko)	2	2	425	2	2	425	0	0	0	0	0	0
6	Mbhele ,N (Nkululeko)	2	1395.2	1820.2	2	1396.2	1820.2	0	0	0	0	0	0
7	Siyo ,S (Sibabale)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Siyo ,S (Sibabale)	2	1436.9	1011.9	2	1443.2	1011.9	0	0	0	0	0	0
8	Sithole ,A (Anoona)	2	1	0	2	1	0	0	0	0	0	0	0
8	Sithole ,A (Anoona)	2	1375.1	1375.1	2	1378.8	1375.1	0	0	0	0	0	0
9	Hemeni ,S (Simamnkele)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
9	Hemeni ,S (Simamnkele)	2	1462.3	1249.8	2	1491.6	1249.8	0	0	0	0	0	0
10	Lewis ,MMM (Mark Martin)	2	0.5	-212.5	1	0.5	0	1	0	-425	0	0	0
10	Lewis ,MMM (Mark Martin)	2	1812.9	1600.4	1	1812.8	1812.9	1	1938.2	1387.9	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Willenberg, T (Tristan)

Ratings

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Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms