Chess South Africa Ratings Database

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Personal

Arendse, L (Luke)

Chess SA id

178000765

FIDE id

Date of birth

1978-08-22 (Adult)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1490.5	1411.5	1418.6	1206
Raw rating	1490.5	1411.5	1392.4	1206
Weighted rating	1449.4	1359.5	1418.6	1206
Weighted performance	1211.2	0	0	0
Floor	1008.8	913.4	927	706
K-factor	32	32	32	36
Min/Max rating change allowed	109.6	122.7	126.1	164.4
Highest rating	1569.5 2024-05-01	1448.1 2024-05-01	1576.3 2023-03-01	1206 2019-05-01
Highest raw rating	1508.8 2025-03-01	1413.4 2025-03-01	1427 2024-05-01	1206 2024-02-01
Highest weighted rating	1449.4 2025-11-01	1343.7 2025-09-01	1418.6 2025-11-01	1206 2019-05-01
Highest weighted performance	1569.5 2024-05-01	1448.1 2024-05-01	1576.3 2023-03-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	12.1	20.2	-0.8	0
New rating	1502.6	1431.6	1417.8	1206
Analysis
Rating	1490.5	1411.5	1418.6	1206
Raw rating	1490.5	1411.5	1392.4	1206
Weighted rating	1449.4	1359.5	1418.6
Weighted performance	1211.2	0	0
K-factor	32	32	32	36
Floor	1008.8	913.4	927	706
Max/Min rating change allowed	109.6	122.7	126.1	164.4
Games	5	5	0	0
Score	3	3	0	0
Expected score	2.62	2.37	0	0
Score-Expected	0.38	0.63	0	0
Temp raw +/-	12.1	20.2	0	0
Final raw +/-	12.1	20.2	0	0
New raw rating	1502.6	1431.6	1392.4	1206
New weighted rating	1457.2	1368.1	1417.8	1206
New weighted performance	1380	0	0	0
Temp new rating	1502.6	1431.6	1417.8	1206
Temp new rating +/-	12.1	20.2	-0.8	0
Final new rating +/-	12.1	20.2	-0.8	0
New rating	1502.6	1431.6	1417.8	1206
New K-factor	32	32	32	36
New floor	1008.8	931.6	927	706

Item	Main	Standard	Rapid
	0	0	0
	14	2	12
	13	3	10
	8	5	3
	6	0	6
	0	0	0
History	54	23	31

Games since
	Main 27	Standard 5		Rapid 22		Blitz 0
Gender	Male
Age group	Adult
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
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	453		26		10
Male	392		23		9
Adult	143		13		7
Adult Male	136		12		6
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	14	8.5	60.71	91.1	1351.7	1442.8
Standard	2	1.5	75	212.5	1286.4	1498.9
Rapid	12	7	58.33	70.8	1362.6	1433.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	47	32.5	69.15	162.8	1315.4	1478.1
Standard	16	10.5	65.62	132.8	1234.4	1367.2
Rapid	31	22	70.97	178.2	1357.1	1535.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1490.5	1411.5	1392.4	1206
2025-09-30	1504.1	1411.5	1427	1206
2025-09-01	1504.1	1411.5	1427	1206
2025-08-01	1508.8	1413.4	1427	1206
2025-07-01	1508.8	1413.4	1427	1206
2025-06-01	1508.8	1413.4	1427	1206
2025-05-01	1508.8	1413.4	1427	1206
2025-04-01	1508.8	1413.4	1427	1206
2025-03-01	1508.8	1413.4	1427	1206
2025-02-01	1420	1285.9	1427	1206
2025-01-01	1370.5	1285.9	1427	1206
2024-12-01	1370.5	1285.9	1427	1206
2024-11-01	1370.5	1285.9	1427	1206
2024-10-01	1370.5	1285.9	1427	1206
2024-09-01	1370.5	1285.9	1427	1206
2024-08-01	1370.5	1285.9	1427	1206
2024-07-01	1370.5	1285.9	1427	1206
2024-09-01	1362.3	1272.6	1427	1206
2024-05-01	1362.3	1272.6	1427	1206
2024-04-01	1308.8	1272.6	1313.6	1206
2024-03-01	1279.2	1235.9	1313.6	1206
2024-02-01	1279.2	1235.9	1313.6	1206
2024-01-01	1279.2	1235.9	1313.6	1206
2023-12-01	1279.2	1235.9	1313.6	1206

Comming soon.

Tournaments

History

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	UCC Royal Cup 2025 (A)	2025-10-07	2025-11-05	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	UCC Royal Cup 2025 (A)	2025-10-07	2025-11-05	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
2	UCC Rapid Open Oct 2025 (A)	2025-10-25	2025-10-25	Rapid	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
3	UCC Rapid September 2025	2025-09-09	2025-09-23	Rapid	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
4	UCC Championship 2025 (B)	2025-07-22	2025-08-19	Standard	Nelson Mandela Bay (ENM)	5	1	0.5	Yes	Analysis
5	Uitenhage Chess Club Protea Cup 2025 (A)	2025-01-28	2025-02-25	Standard	Nelson Mandela Bay (ENM)	5	1	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	UCC Royal Cup 2025 (A)	2025-10-07	2025-11-05	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
2	UCC Rapid Open Oct 2025 (A)	2025-10-25	2025-10-25	Rapid	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
3	UCC Rapid September 2025	2025-09-09	2025-09-23	Rapid	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
4	UCC Championship 2025 (B)	2025-07-22	2025-08-19	Standard	Nelson Mandela Bay (ENM)	5	1	0.5	Yes	Analysis
5	Uitenhage Chess Club Protea Cup 2025 (A)	2025-01-28	2025-02-25	Standard	Nelson Mandela Bay (ENM)	5	1	1	Yes	Analysis
6	Uitenhage Chess Club Presidential Cup 2024 (A)	2024-04-30	2024-05-28	Standard	Nelson Mandela Bay (ENM)	5	1	1	Yes	Analysis
7	UCC Rapid April 2024	2024-04-09	2024-04-23	Rapid	Nelson Mandela Bay (ENM)	6	4	4	Yes	Analysis
8	UCC Blitz Tournamen March 2024	2024-03-26	2024-04-02	Rapid	Nelson Mandela Bay (ENM)	6	6	5	Yes	Analysis
9	UCC Protea Cup 2024 (A)	2024-02-20	2024-03-26	Standard	Nelson Mandela Bay (ENM)	5	2	2	Yes	Analysis
10	UCC Protea Cup 2023 (A)	2023-04-14	2023-05-30	Standard	Nelson Mandela Bay (ENM)	8	5	3	Yes	Analysis
11	Uitenhage Chess Club Inaugural Rapid Tournament 2023	2023-02-21	2023-03-27	Rapid	Nelson Mandela Bay (ENM)	6	3	3	Yes	Analysis
12	The Team Battle 2022 (A)	2022-11-19	2022-11-19	Rapid	Sarah Baartman (ESB)	7	6	3	Yes	Analysis
13	Mossel Bay Chess Open 2019 (B)	2019-10-04	2019-10-05	Standard	Eden (WEG)	6	6	3	Yes	Analysis

#	Games	Start				End
1	10	Tournament UCC Blitz Tournamen March 2024				Tournament UCC Rapid September 2025
		date 2024-04-02	rnd 5	type Rapid	result 1	date 2025-09-09	rnd 1	type Rapid	result 1
		Opponent Mellet, A (Andries)				Opponent Knoetze, M (Mila)
2	8	Tournament UCC Protea Cup 2023				Tournament UCC Blitz Tournamen March 2024
		date 2023-05-16	rnd 6	type Standard	result 1	date 2024-03-26	rnd 3	type Rapid	result 1
		Opponent Williams, M (Matthew)				Opponent Van Der Bank, Z (Zak)
3	4	Tournament The Team Battle 2022				Tournament Uitenhage Chess Club Inaugural Rapid Tournament 2023
		date 2022-11-19	rnd 7	type Rapid	result 0.5	date 2023-03-27	rnd 6	type Rapid	result 1
		Opponent Muller, K (Kaden)				Opponent Henn, R (Robert)

#	Games	Start				End
1	8	Tournament UCC Protea Cup 2023				Tournament UCC Championship 2025
		date 2023-05-16	rnd 6	type Standard	result 1	date 2025-08-12	rnd 4	type Standard	result 0.5
		Opponent Williams, M (Matthew)				Opponent Du Preez, D (Dillon)
2	3	Tournament Mossel Bay Chess Open 2019				Tournament Mossel Bay Chess Open 2019
		date 2019-10-04	rnd 2	type Standard	result 1	date 2019-10-05	rnd 4	type Standard	result 1
		Opponent Jacobs, M (Menwill)				Opponent Williams, I (Igor)

#	Games	Start				End
1	7	Tournament The Team Battle 2022				Tournament UCC Blitz Tournamen March 2024
		date 2022-11-19	rnd 7	type Rapid	result 0.5	date 2024-03-26	rnd 3	type Rapid	result 1
		Opponent Muller, K (Kaden)				Opponent Van Der Bank, Z (Zak)
2	6	Tournament UCC Blitz Tournamen March 2024				Tournament UCC Rapid April 2024
		date 2024-04-02	rnd 5	type Rapid	result 1	date 2024-04-23	rnd 6	type Rapid	result 1
		Opponent Mellet, A (Andries)				Opponent George, P (Panashe)
3	4	Tournament The Team Battle 2022				Tournament The Team Battle 2022
		date 2022-11-19	rnd 1	type Rapid	result 0.5	date 2022-11-19	rnd 5	type Rapid	result 0.5
		Opponent Potgieter, D (Divan)				Opponent Martin, AJ (Andrew)

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament UCC Blitz Tournamen March 2024				Tournament Uitenhage Chess Club Protea Cup 2025
		date 2024-04-02	rnd 5	type Rapid	result 1	date 2025-02-11	rnd 3	type Standard	result 1
		Opponent Mellet, A (Andries)				Opponent Ramasammy-Cook, J (Joshua)
2	8	Tournament UCC Protea Cup 2023				Tournament UCC Blitz Tournamen March 2024
		date 2023-05-16	rnd 6	type Standard	result 1	date 2024-03-26	rnd 3	type Rapid	result 1
		Opponent Williams, M (Matthew)				Opponent Van Der Bank, Z (Zak)
3	3	Tournament Uitenhage Chess Club Inaugural Rapid Tournament 2023				Tournament Uitenhage Chess Club Inaugural Rapid Tournament 2023
		date 2023-02-28	rnd 3	type Rapid	result 1	date 2023-03-27	rnd 6	type Rapid	result 1
		Opponent Van Greunen, M (Melaney)				Opponent Henn, R (Robert)

#	Games	Start				End
1	7	Tournament UCC Protea Cup 2023				Tournament Uitenhage Chess Club Protea Cup 2025
		date 2023-05-16	rnd 6	type Standard	result 1	date 2025-02-11	rnd 3	type Standard	result 1
		Opponent Williams, M (Matthew)				Opponent Ramasammy-Cook, J (Joshua)
2	3	Tournament Mossel Bay Chess Open 2019				Tournament Mossel Bay Chess Open 2019
		date 2019-10-04	rnd 2	type Standard	result 1	date 2019-10-05	rnd 4	type Standard	result 1
		Opponent Jacobs, M (Menwill)				Opponent Williams, I (Igor)

#	Games	Start				End
1	6	Tournament UCC Blitz Tournamen March 2024				Tournament UCC Rapid April 2024
		date 2024-04-02	rnd 5	type Rapid	result 1	date 2024-04-23	rnd 6	type Rapid	result 1
		Opponent Mellet, A (Andries)				Opponent George, P (Panashe)
2	6	Tournament Uitenhage Chess Club Inaugural Rapid Tournament 2023				Tournament UCC Blitz Tournamen March 2024
		date 2023-02-28	rnd 3	type Rapid	result 1	date 2024-03-26	rnd 3	type Rapid	result 1
		Opponent Van Greunen, M (Melaney)				Opponent Van Der Bank, Z (Zak)
3	1	Tournament The Team Battle 2022				Tournament The Team Battle 2022
		date 2022-11-19	rnd 3	type Rapid	result 1	date 2022-11-19	rnd 3	type Rapid	result 1
		Opponent Handley, S (Stephen)				Opponent Handley, S (Stephen)

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	Muller ,K (Kaden)	3	0.5	-283.3	1	0	-425	2	0.5	-212.5	0	0	0
1	Muller ,K (Kaden)	3	1644.5	1361.2	1	1618.8	1219.5	2	1572.9	1432	0	0	0
2	Du Preez ,D (Dillon)	2	0.5	-212.5	1	0.5	0	1	0	-425	0	0	0
2	Du Preez ,D (Dillon)	2	1332.7	1120.2	1	1325.7	1332.7	1	909	907.7	0	0	0
3	Mackay ,M (Mikhail)	2	2	425	1	1	425	1	1	425	0	0	0
3	Mackay ,M (Mikhail)	2	1165.6	1590.6	1	1200	1590.6	1	1098.8	1590.6	0	0	0
4	Jordaan ,CS (Charles Shaun)	2	1	0	1	1	425	1	0	-425	0	0	0
4	Jordaan ,CS (Charles Shaun)	2	1340.9	1340.9	1	1317.7	1765.9	1	1518.9	915.9	0	0	0
5	Van Greunen ,M (Melaney)	2	2	425	0	0	0	2	2	425	0	0	0
5	Van Greunen ,M (Melaney)	2	1191.4	1616.4	0	0	0	2	1161.6	1616.4	0	0	0
6	Hall ,J (Joshua)	2	1	0	0	0	0	2	1	0	0	0	0
6	Hall ,J (Joshua)	2	1366.4	1366.4	0	0	0	2	1265.8	1366.4	0	0	0
7	Jansen ,G (Giovante)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Jansen ,G (Giovante)	1	1079.6	654.6	1	1030.2	654.6	0	0	0	0	0	0
8	Lewis ,M (Mark)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Lewis ,M (Mark)	1	1192.6	767.6	1	1191.2	767.6	0	0	0	0	0	0
9	Gibson ,H (Harrison)	1	1	425	1	1	425	0	0	0	0	0	0
9	Gibson ,H (Harrison)	1	1203.4	1628.4	1	1191.6	1628.4	0	0	0	0	0	0
10	Matthews ,R (Roger)	1	1	425	1	1	425	0	0	0	0	0	0
10	Matthews ,R (Roger)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Arendse, L (Luke)

Ratings

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Last 24 raw ratings

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Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms