Chess South Africa Ratings Database

PLAYER PAGE

Personal

Willenberg, K (Keagan)

Chess SA id

105042915

FIDE id

Date of birth

2005-12-30 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-02-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1375.5	1375.6	1248.7	1192.6
Raw rating	1375.5	1375.6	1247.8	1192.6
Weighted rating	1356.2	1347.7	1248.7	1191.4
Weighted performance	1226.2	1172	0	0
Floor	880.6	887.4	765	722.2
K-factor	36	36	36	36
Min/Max rating change allowed	129.1	129.1	154.9	167.6
Highest rating	1380.6 2025-02-01	1387.4 2025-02-01	1265 2024-07-01	1222.2 2018-02-01
Highest raw rating	1380.6 2025-02-01	1387.4 2025-02-01	1265 2024-07-01	1222.2 2018-02-01
Highest weighted rating	1380.6 2024-09-01	1340.5 2025-08-01	1247.8 2025-08-01	1222.2 2018-02-01
Highest weighted performance	1324.1 2025-03-01	1354.4 2018-02-01	1251 2019-06-01	1200 2024-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0.3	0
New rating	1375.5	1375.6	1249	1192.6
Analysis
Rating	1375.5	1375.6	1248.7	1192.6
Raw rating	1375.5	1375.6	1247.8	1192.6
Weighted rating	1356.2	1347.7	1248.7
Weighted performance	1226.2	1172	0
K-factor	36	36	36	36
Floor	880.6	887.4	765	722.2
Max/Min rating change allowed	129.1	129.1	154.9	167.6
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	1375.5	1375.6	1247.8	1192.6
New weighted rating	1358.4	1351	1249	1191.6
New weighted performance	1225.8	1171.5	0	0
Temp new rating	1375.5	1375.6	1249	1192.6
Temp new rating +/-	0	0	0.3	0
Final new rating +/-	0	0	0.3	0
New rating	1375.5	1375.6	1249	1192.6
New K-factor	36	36	36	36
New floor	880.6	887.4	765	722.2

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	27	15	5	7
	30	15	6	9
	0	0	0	0
	12	6	6	0
	0	0	0	0
History	364	235	53	76

Games since
	Main 57	Standard 30		Rapid 11		Blitz 16
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	2413		742		320
Male	1970		569		254
Adult	526		146		86
Adult Male	485		131		76
Standard
	RSA		Province		Region
Overall	2304		637		281
Male	1872		482		218
Adult	467		102		69
Adult Male	429		90		62
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	491		177		70
Male	439		161		64
Adult	254		103		48
Adult Male	243		98		45


	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	27	11	40.74	-78.7	1456.3	1377.6
Standard	15	6.5	43.33	-56.7	1515.2	1458.6
Rapid	5	2	40	-85	1282.7	1197.7
Blitz	7	2.5	35.71	-121.4	1454	1332.6
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	112	53.5	47.77	-19	1323.2	1304.2
Standard	67	34	50.75	6.3	1313.1	1319.5
Rapid	24	12	50	0	1325.1	1325.1
Blitz	21	7.5	35.71	-121.4	1353	1231.6

Date	Main	Standard	Rapid	Blitz
2025-09-30	1375.5	1375.6	1247.8	1192.6
2025-09-01	1375.5	1375.6	1247.8	1192.6
2025-08-01	1375.5	1375.6	1247.8	1192.6
2025-07-01	1375.5	1375.6	1247.2	1192.6
2025-06-01	1375.5	1375.6	1246.6	1192.6
2025-05-01	1375.5	1375.6	1245.9	1192.6
2025-04-01	1375.5	1375.6	1245.2	1192.6
2025-03-01	1375.5	1375.6	1244.5	1192.6
2025-02-01	1380.6	1387.4	1243.5	1192.6
2025-01-01	1322.6	1308.2	1265	1181
2024-12-01	1302.4	1282.3	1265	1191.1
2024-11-01	1302.4	1282.3	1265	1191.1
2024-10-01	1302.4	1282.3	1265	1191.1
2024-09-01	1342.4	1316.1	1265	1191.1
2024-08-01	1342.4	1316.1	1265	1191.1
2024-07-01	1342.4	1316.1	1265	1191.1
2024-06-01	1341.4	1316.1	1222.2	1191.1
2024-08-01	1341.4	1316.1	1222.2	1191.1
2024-04-01	1341.4	1316.1	1222.2	1191.1
2024-03-01	1341.4	1316.1	1222.2	1191.1
2024-02-01	1341.4	1316.1	1222.2	1191.1
2024-01-01	1341.4	1316.1	1222.2	1191.1
2023-12-01	1341.4	1316.1	1222.2	1184.4
2023-11-01	1341.4	1316.1	1222.2	1184.4

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 of Good Hope Open 2025 (Advanced)	2025-02-22	2025-02-23	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
2	Cape Town Masters Challenge 2025 (Blitz)	2025-01-09	2025-01-09	Blitz	Cape Town (WCT)	7	7	2.5	Yes	Analysis
3	Cape Town Masters Challenge 2025 (Advanced)	2025-01-06	2025-01-11	Standard	Cape Town (WCT)	9	9	4.5	Yes	Analysis
4	2025 Kraaifontein Open Chess Championships (Rapid Open)	2025-01-05	2025-01-05	Rapid	Cape Town (WCT)	6	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape of Good Hope Open 2025 (Advanced)	2025-02-22	2025-02-23	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
2	Cape Town Masters Challenge 2025 (Blitz)	2025-01-09	2025-01-09	Blitz	Cape Town (WCT)	7	7	2.5	Yes	Analysis
3	Cape Town Masters Challenge 2025 (Advanced)	2025-01-06	2025-01-11	Standard	Cape Town (WCT)	9	9	4.5	Yes	Analysis
4	2025 Kraaifontein Open Chess Championships (Rapid Open)	2025-01-05	2025-01-05	Rapid	Cape Town (WCT)	6	5	2	Yes	Analysis
5	USSA Chess Championships 2024 (Open)	2024-11-29	2024-12-03	Standard	Tshwane (GTP)	9	9	4.5	Yes	Analysis
6	USSA Chess Championships 2024 (Blitz)	2024-12-01	2024-12-01	Blitz	Tshwane (GTP)	9	9	3	Yes	Analysis
7	CT League 2024 (B)	2024-07-20	2024-09-07	Standard	Cape Town (WCT)	11	6	0	Yes	Analysis
8	Rylib Winter Slam 2024 (Intermediate)	2024-06-19	2024-06-19	Rapid	Cape Town (WCT)	6	6	3.5	Yes	Analysis
9	Mpumalanga Finaal 2022 (O17)	2022-08-22	2022-08-22	Rapid	Gert Sibande (MGS)	6	6	4	Yes	Analysis
10	South African Open 2022 (U20)	2022-07-11	2022-07-13	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
11	2019 Kraaifontein Open (Open)	2019-12-06	2019-12-08	Standard	Cape Town (WCT)	6	5	3	Yes	Analysis
12	2019 GPCA Rapid (Open)	2019-06-29	2019-06-29	Rapid	Cape Town (WCT)	7	7	2.5	Yes	Analysis
13	South African Junior Team Championships 2018 (U16C)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	6	Yes	Analysis
14	2018 Western Province League (B)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	11	3	0	Yes	Analysis
15	2018 WP Schools Closed Trials (U13 Boys)	2018-03-09	2018-03-10	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
16	2018 Steinitz Chess Festival (B)	2018-03-21	2018-03-25	Standard	Cape Town (WCT)	7	4	2	Yes	Analysis
17	District East Schools Chess Open Trials 2018 (U13)	2018-02-02	2018-02-03	Standard	Cape Town (WCT)	6	6	5.5	Yes	Analysis
18	WP Team Blitz 2018 (B)	2018-02-17	2018-02-17	Blitz	Cape Town (WCT)	7	5	2	Yes	Analysis

#	Games	Start				End
1	7	Tournament South African Junior Team Championships 2018				Tournament South African Junior Team Championships 2018
		date 2018-12-16	rnd 1	type Standard	result 1	date 2018-12-20	rnd 7	type Standard	result 0.5
		Opponent Michaels, L (Lauri-Kay)				Opponent Schonken, JA (Johannes)
2	6	Tournament District East Schools Chess Open Trials 2018				Tournament District East Schools Chess Open Trials 2018
		date 2018-02-02	rnd 1	type Standard	result 1	date 2018-02-03	rnd 6	type Standard	result 0.5
		Opponent Klaase, K (Keagan)				Opponent Parenzee, E (Ethan)
3	5	Tournament USSA Chess Championships 2024				Tournament 2025 Kraaifontein Open Chess Championships
		date 2024-12-02	rnd 6	type Standard	result 0.5	date 2025-01-05	rnd 2	type Rapid	result 1
		Opponent Cungcu, O (Olunje)				Opponent Kieser, M (Michael)

#	Games	Start				End
1	9	Tournament District East Schools Chess Open Trials 2018				Tournament 2018 WP Schools Closed Trials
		date 2018-02-02	rnd 1	type Standard	result 1	date 2018-03-10	rnd 3	type Standard	result 0.5
		Opponent Klaase, K (Keagan)				Opponent Samuels, K (Kieran)
2	7	Tournament South African Junior Team Championships 2018				Tournament South African Junior Team Championships 2018
		date 2018-12-16	rnd 1	type Standard	result 1	date 2018-12-20	rnd 7	type Standard	result 0.5
		Opponent Michaels, L (Lauri-Kay)				Opponent Schonken, JA (Johannes)
3	5	Tournament USSA Chess Championships 2024				Tournament Cape Town Masters Challenge 2025
		date 2024-12-02	rnd 6	type Standard	result 0.5	date 2025-01-06	rnd 1	type Standard	result 1
		Opponent Cungcu, O (Olunje)				Opponent Cindi, M (Mbalenhle)

#	Games	Start				End
1	2	Tournament Rylib Winter Slam 2024				Tournament Rylib Winter Slam 2024
		date 2024-06-19	rnd 4	type Rapid	result 1	date 2024-06-19	rnd 5	type Rapid	result 1
		Opponent Dreyer, J (James)				Opponent Chen, H (Haoyu)
2	2	Tournament Rylib Winter Slam 2024				Tournament Rylib Winter Slam 2024
		date 2024-06-19	rnd 1	type Rapid	result 0.5	date 2024-06-19	rnd 2	type Rapid	result 1
		Opponent Finini, K (Kamva)				Opponent Techow-Grubert, D (Dominik)
3	2	Tournament Mpumalanga Finaal 2022				Tournament Mpumalanga Finaal 2022
		date 2022-08-22	rnd 4	type Rapid	result 1	date 2022-08-22	rnd 5	type Rapid	result 1
		Opponent Singh, A (Aryan)				Opponent Motaung, T (Thato)

#	Games	Start				End
1	3	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-12-01	rnd 6	type Blitz	result 1	date 2024-12-01	rnd 8	type Blitz	result 1
		Opponent Mzimela, N (Nkosinathi)				Opponent Motseki, B (Babe)
2	1	Tournament Cape Town Masters Challenge 2025				Tournament Cape Town Masters Challenge 2025
		date 2025-01-09	rnd 7	type Blitz	result 1	date 2025-01-09	rnd 7	type Blitz	result 1
		Opponent Prinsloo, Z (Zahro Nolte)				Opponent Prinsloo, Z (Zahro Nolte)
3	1	Tournament Cape Town Masters Challenge 2025				Tournament Cape Town Masters Challenge 2025
		date 2025-01-09	rnd 4	type Blitz	result 1	date 2025-01-09	rnd 4	type Blitz	result 1
		Opponent Nogaga, O (Owethu)				Opponent Nogaga, O (Owethu)

#	Games	Start				End
1	5	Tournament South African Open 2022				Tournament Mpumalanga Finaal 2022
		date 2022-07-12	rnd 4	type Standard	result 1	date 2022-08-22	rnd 2	type Rapid	result 1
		Opponent Marinus, T (Thurlin)				Opponent Motaung, T (Thato)
2	5	Tournament District East Schools Chess Open Trials 2018				Tournament District East Schools Chess Open Trials 2018
		date 2018-02-02	rnd 1	type Standard	result 1	date 2018-02-03	rnd 5	type Standard	result 1
		Opponent Klaase, K (Keagan)				Opponent Krynauw, J (Joshua)
3	3	Tournament USSA Chess Championships 2024				Tournament 2025 Kraaifontein Open Chess Championships
		date 2024-12-03	rnd 8	type Standard	result 1	date 2025-01-05	rnd 2	type Rapid	result 1
		Opponent Mongwe, M (Melusi)				Opponent Kieser, M (Michael)

#	Games	Start				End
1	5	Tournament District East Schools Chess Open Trials 2018				Tournament District East Schools Chess Open Trials 2018
		date 2018-02-02	rnd 1	type Standard	result 1	date 2018-02-03	rnd 5	type Standard	result 1
		Opponent Klaase, K (Keagan)				Opponent Krynauw, J (Joshua)
2	3	Tournament USSA Chess Championships 2024				Tournament Cape Town Masters Challenge 2025
		date 2024-12-03	rnd 8	type Standard	result 1	date 2025-01-06	rnd 1	type Standard	result 1
		Opponent Mongwe, M (Melusi)				Opponent Cindi, M (Mbalenhle)
3	3	Tournament South African Open 2022				Tournament South African Open 2022
		date 2022-07-12	rnd 4	type Standard	result 1	date 2022-07-13	rnd 6	type Standard	result 1
		Opponent Marinus, T (Thurlin)				Opponent Jonker, DE (Danica)

#	Games	Start				End
1	2	Tournament Rylib Winter Slam 2024				Tournament Rylib Winter Slam 2024
		date 2024-06-19	rnd 4	type Rapid	result 1	date 2024-06-19	rnd 5	type Rapid	result 1
		Opponent Dreyer, J (James)				Opponent Chen, H (Haoyu)
2	2	Tournament Mpumalanga Finaal 2022				Tournament Mpumalanga Finaal 2022
		date 2022-08-22	rnd 4	type Rapid	result 1	date 2022-08-22	rnd 5	type Rapid	result 1
		Opponent Singh, A (Aryan)				Opponent Motaung, T (Thato)
3	2	Tournament Mpumalanga Finaal 2022				Tournament Mpumalanga Finaal 2022
		date 2022-08-22	rnd 1	type Rapid	result 1	date 2022-08-22	rnd 2	type Rapid	result 1
		Opponent Singh, A (Aryan)				Opponent Motaung, T (Thato)

#	Games	Start				End
1	3	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-12-01	rnd 6	type Blitz	result 1	date 2024-12-01	rnd 8	type Blitz	result 1
		Opponent Mzimela, N (Nkosinathi)				Opponent Motseki, B (Babe)
2	1	Tournament Cape Town Masters Challenge 2025				Tournament Cape Town Masters Challenge 2025
		date 2025-01-09	rnd 7	type Blitz	result 1	date 2025-01-09	rnd 7	type Blitz	result 1
		Opponent Prinsloo, Z (Zahro Nolte)				Opponent Prinsloo, Z (Zahro Nolte)
3	1	Tournament Cape Town Masters Challenge 2025				Tournament Cape Town Masters Challenge 2025
		date 2025-01-09	rnd 4	type Blitz	result 1	date 2025-01-09	rnd 4	type Blitz	result 1
		Opponent Nogaga, O (Owethu)				Opponent Nogaga, O (Owethu)

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	Mackinna ,C (Cashlin)	3	0	-425	1	0	-425	1	0	-425	1	0	-425
1	Mackinna ,C (Cashlin)	3	1389.8	964.8	1	1477.5	964.8	1	1365.2	964.8	1	1200	964.8
2	Gordon ,E (Eugene)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Gordon ,E (Eugene)	2	1369	944	2	1356.7	944	0	0	0	0	0	0
3	Baruch ,L (Liam)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Baruch ,L (Liam)	2	1394.6	969.6	1	1282.3	969.6	1	1398.9	969.6	0	0	0
4	Snijders ,G (Gerard)	2	2	425	1	1	425	0	0	0	1	1	425
4	Snijders ,G (Gerard)	2	641.4	1066.4	1	739	1066.4	0	0	0	1	563.8	1066.4
5	Jameson ,A (Alen)	2	0	-425	0	0	0	2	0	-425	0	0	0
5	Jameson ,A (Alen)	2	1545.9	1120.9	0	0	0	2	872.2	1120.9	0	0	0
6	Motaung ,T (Thato)	2	2	425	0	0	0	2	2	425	0	0	0
6	Motaung ,T (Thato)	2	1210.8	1635.8	0	0	0	2	1200	1635.8	0	0	0
7	Singh ,A (Aryan)	2	2	425	0	0	0	2	2	425	0	0	0
7	Singh ,A (Aryan)	2	1219.8	1644.8	0	0	0	2	1237.5	1644.8	0	0	0
8	Tshozi ,I (Inga)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Tshozi ,I (Inga)	1	1308.9	883.9	1	1325	883.9	0	0	0	0	0	0
9	Thorpe ,C (Claire)	1	1	425	1	1	425	0	0	0	0	0	0
9	Thorpe ,C (Claire)	1	1452.4	1877.4	1	1444	1877.4	0	0	0	0	0	0
10	Mongwe ,M (Melusi)	1	1	425	1	1	425	0	0	0	0	0	0
10	Mongwe ,M (Melusi)	1	1118.5	1543.5	1	1104.8	1543.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Willenberg, K (Keagan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms