Chess South Africa Ratings Database

PLAYER PAGE

Personal

Valentine, L (Luke)

Chess SA id

109080788

FIDE id

Date of birth

2009-08-13 (U18)

Gender

Male

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

21.4

Junior GPX Points

1297.2

Item	Main	Standard	Rapid	Blitz
Rating	1595.2	1589.7	1479.4	784.9
Raw rating	1553.8	1539.3	1478.7	784.9
Weighted rating	1595.2	1589.7	1479.4	784.8
Weighted performance	1380.1	1393.8	1219.6	0
Floor	1114.1	1115.8	1011.1	500
K-factor	28	28	32	40
Min/Max rating change allowed	100.2	102.3	111.5	299.5
Highest rating	1614.1 2024-04-01	1615.8 2025-09-01	1578.3 2024-02-01	1200 2024-02-01
Highest raw rating	1614.1 2024-04-01	1615.8 2025-09-01	1511.1 2024-03-01	784.9 2024-02-01
Highest weighted rating	1614.1 2024-10-01	1593.8 2025-09-01	1511.1 2025-04-01	784.9 2024-11-01
Highest weighted performance	1603.6 2024-03-01	1571.8 2022-05-01	1578.3 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-3.4	-3.9	0.1	0
New rating	1591.8	1585.8	1479.5	784.9
Analysis
Rating	1595.2	1589.7	1479.4	784.9
Raw rating	1553.8	1539.3	1478.7	784.9
Weighted rating	1595.2	1589.7	1479.4
Weighted performance	1380.1	1393.8	1219.6
K-factor	28	28	32	40
Floor	1114.1	1115.8	1011.1	500
Max/Min rating change allowed	100.2	102.3	111.5	299.5
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	1553.8	1539.3	1478.7	784.9
New weighted rating	1591.8	1585.8	1479.5	784.9
New weighted performance	1379.6	1393.3	1219.1	0
Temp new rating	1591.8	1585.8	1479.5	784.9
Temp new rating +/-	-3.4	-3.9	0.1	0
Final new rating +/-	-3.4	-3.9	0.1	0
New rating	1591.8	1585.8	1479.5	784.9
New K-factor	28	28	32	40
New floor	1114.1	1115.8	1011.1	500

Item	Main	Standard	Rapid
	0	0	0
	28	16	12
	25	11	14
	33	17	16
	31	25	6
	18	8	10
History	307	226	81

Games since
	Main 59	Standard 33		Rapid 26		Blitz 0
Gender	Male
Age group	U18
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	664		189		7
Male	600		165		7
U18	99		31		2
U18 Male	90		27		2
Standard
	RSA		Province		Region
Overall	640		163		6
Male	575		142		6
U18	92		21		2
U18 Male	83		19		2
Rapid
	RSA		Province		Region
Overall	267		128		11
Male	246		118		10
U18	26		15		1
U18 Male	25		14		1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	28	16	57.14	60.7	1399.7	1460.4
Standard	16	10.5	65.62	132.8	1372.5	1505.3
Rapid	12	5.5	45.83	-35.4	1436	1400.6
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	252	191.5	75.99	220.9	1278.9	1499.8
Standard	176	137	77.84	236.6	1264.9	1501.6
Rapid	76	54.5	71.71	184.5	1311.2	1495.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1553.8	1539.3	1478.7	784.9
2025-09-01	1613.7	1615.8	1478.7	784.9
2025-08-01	1597.3	1595.8	1478.7	784.9
2025-07-01	1597.2	1595.8	1478.1	784.9
2025-06-01	1597	1595.8	1477	784.9
2025-05-01	1594.7	1595.8	1471.2	784.9
2025-04-01	1602.7	1595.8	1481.2	784.9
2025-03-01	1596.1	1590.8	1481.2	784.9
2025-02-01	1596.3	1590.8	1476.2	784.9
2025-01-01	1594.1	1590.8	1476.2	784.9
2024-12-01	1594.1	1590.8	1476.2	784.9
2024-11-01	1594.1	1590.8	1476.2	784.9
2024-10-01	1594.1	1590.8	1476.2	784.9
2024-09-01	1594.1	1590.8	1476.2	784.9
2024-08-01	1594.1	1590.8	1476.2	784.9
2024-07-01	1594.1	1590.8	1476.2	784.9
2024-06-01	1614.1	1590.8	1511.1	784.9
2024-08-01	1614.1	1590.8	1511.1	784.9
2024-04-01	1614.1	1590.8	1511.1	784.9
2024-03-01	1599.5	1579.9	1511.1	784.9
2024-02-01	1594.1	1579.9	1475.6	784.9
2024-01-01	1588.1	1579.9	1433.7	784.9
2023-12-01	1588.1	1579.9	1433.7	767.6
2023-11-01	1588.1	1579.9	1433.7	767.6

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	Western Cape Schools - Top Schools 2025 (U17)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	1	Yes	Analysis
2	Overberg Top Schools 2025 (U15-U19)	2025-08-02	2025-08-02	Standard	Overberg (WOS)	5	5	5	Yes	Analysis
3	Western Cape Schools Individual Championship 2025 (U17 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	0	0	No	Analysis
4	Hermanus Chess Club Open 2025 (Advanced)	2025-04-12	2025-04-12	Rapid	Overberg (WOS)	7	7	1.5	Yes	Analysis
5	Overberg Schools - HS Closed 2025 (U17 Boys)	2025-03-22	2025-03-22	Standard	Overberg (WOS)	5	5	4.5	Yes	Analysis
6	Overberg Schools - HS Trials 2025 (U17 Boys)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U17)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	1	Yes	Analysis
2	Overberg Top Schools 2025 (U15-U19)	2025-08-02	2025-08-02	Standard	Overberg (WOS)	5	5	5	Yes	Analysis
3	Western Cape Schools Individual Championship 2025 (U17 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	0	0	No	Analysis
4	Hermanus Chess Club Open 2025 (Advanced)	2025-04-12	2025-04-12	Rapid	Overberg (WOS)	7	7	1.5	Yes	Analysis
5	Overberg Schools - HS Closed 2025 (U17 Boys)	2025-03-22	2025-03-22	Standard	Overberg (WOS)	5	5	4.5	Yes	Analysis
6	Overberg Schools - HS Trials 2025 (U17 Boys)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	5	4	Yes	Analysis
7	Paarl Boys' High Chess Festival 2024 (Elite)	2024-10-04	2024-10-05	Standard	Cape Winelands (WCW)	6	0	0	No	Analysis
8	Western Cape Top Schools Championship 2024 (U18 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	0	0	No	Analysis
9	Western Cape - Kings and Queens 2024 (Boys)	2024-06-08	2024-06-08	Rapid	Overberg (WOS)	5	4	1	Yes	Analysis
10	Western Cape HS Individuals Championship 2024 (U15 Boys)	2024-03-21	2024-03-22	Standard	Overberg (WOS)	6	6	4.5	Yes	Analysis
11	Overberg High Schools Trails 2024 (U15 Boys)	2024-03-02	2024-03-02	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
12	Overberg High Schools Trails 2024 (U18)	2024-02-24	2024-02-24	Rapid	Overberg (WOS)	5	1	1	Yes	Analysis
13	Overberg High Schools Trails 2024 (U15)	2024-02-24	2024-02-24	Rapid	Overberg (WOS)	5	4	4	Yes	Analysis
14	Overberg Open Rapid 2024 (U15)	2024-01-27	2024-01-27	Rapid	Overberg (WOS)	5	5	5	Yes	Analysis
15	Paarl Boys High Chess Festival 2023 (Elite Division)	2023-10-13	2023-10-14	Standard	Cape Winelands (WCW)	6	6	4.5	Yes	Analysis
16	Western Cape HS Individuals 2023 (U15 Boys)	2023-04-01	2023-04-02	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
17	Hermanus Rapid 2023 (B)	2023-04-22	2023-04-22	Rapid	Overberg (WOS)	6	6	4.5	Yes	Analysis
18	Overberg High School Closed 2023 (U15 Boys)	2023-03-25	2023-03-25	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
19	Overberg High Schools Trails 2023 (U15)	2023-02-24	2023-02-24	Rapid	Overberg (WOS)	5	5	4	Yes	Analysis
20	Overberg Schools Open Tournament 2023 (U14)	2023-02-11	2023-02-11	Rapid	Overberg (WOS)	5	5	5	Yes	Analysis
21	WCCA Rural Cup 2022 (U16)	2022-08-13	2022-08-14	Standard	Overberg (WOS)	5	3	2	Yes	Analysis
22	Overberg Topskole 2022 (O13)	2022-08-20	2022-08-20	Standard	Overberg (WOS)	5	5	4.5	Yes	Analysis
23	The Hermanus Open 2022 (U14)	2022-05-14	2022-05-14	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
24	Western Cape Schools 2022 (U13 Boys)	2022-05-28	2022-05-29	Standard	Cape Winelands (WCW)	6	6	5	Yes	Analysis
25	Overberg Primary Schools Closed 2022 (U13 Boys)	2022-03-12	2022-03-12	Standard	Overberg (WOS)	5	5	5	Yes	Analysis
26	SA National Team School Chess Championships 2022 (Boys)	2022-02-04	2022-02-05	Standard	Lejweleputswa (FLW)	6	6	4	Yes	Analysis
27	Western Cape Schools Championship 2021 (U13 Boys)	2021-10-02	2021-10-02	Rapid	Cape Town (WCT)	5	5	4	Yes	Analysis
28	Overberg Schools Trials 2021 (U13)	2021-09-18	2021-09-18	Rapid	Overberg (WOS)	5	5	5	Yes	Analysis
29	OCF Club Champs 2021 (Juniors)	2021-06-05	2021-08-14	Standard	Overberg (WOS)	10	8	4.5	Yes	Analysis
30	OCF Roadshow 2020 (Juniors)	2020-11-21	2020-11-21	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
31	Overberg Closed 2020 (U11 Boys)	2020-03-15	2020-03-15	Standard	Overberg (WOS)	5	5	5	Yes	Analysis
32	OCF Chess Tournament 3 2020 (U12)	2020-03-07	2020-03-07	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
33	OCF Chess Tournament 2 2020 (U12)	2020-02-01	2020-02-01	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
34	OCF Open 2020 (U12)	2020-01-25	2020-01-25	Rapid	Overberg (WOS)	5	5	4	Yes	Analysis
35	Bontebok 2019 (U12)	2019-08-17	2019-08-17	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
36	Overberg Top Schools 2019 (U13)	2019-07-20	2019-07-20	Standard	Overberg (WOS)	5	5	5	Yes	Analysis
37	2019 Rylands Library Winter Slam (Intermediate)	2019-06-27	2019-06-27	Rapid	Cape Town (WCT)	6	6	3.5	Yes	Analysis
38	2019 GPCA Rapid (U14)	2019-06-29	2019-06-29	Rapid	Cape Town (WCT)	7	7	4	Yes	Analysis
39	Western Cape Schools Individuals 2019 (U11 Boys)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	6	4	Yes	Analysis
40	2019 South African Junior Closed Chess Championship (U10 Open)	2019-03-17	2019-03-22	Standard	Chess South Africa (CSA)	9	9	5	Yes	Analysis
41	Overberg School Chess Close Champs 2019 (U11 Boys)	2019-03-08	2019-03-09	Standard	Overberg (WOS)	6	6	3.5	Yes	Analysis
42	Overberg First Trial 2019 (U12)	2019-02-23	2019-02-23	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
43	South African Junior Team Championships 2018 (U10C)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	6	Yes	Analysis
44	Spring Open 2018 (U8+U10)	2018-09-01	2018-09-01	Standard	Overberg (WOS)	5	5	5	Yes	Analysis
45	Caledon Open 2018 (U8+U10)	2018-09-29	2018-09-29	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
46	Caledon Casino Open 2018 (U10)	2018-08-04	2018-08-04	Standard	Overberg (WOS)	5	5	5	Yes	Analysis
47	Overberg 3rd Trial 2018 (U10)	2018-05-26	2018-05-26	Standard	Overberg (WOS)	5	5	5	Yes	Analysis
48	Overberg 2nd Trial 2018 (U10)	2018-05-05	2018-05-05	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
49	Western Cape Schools Individuals 2018 (U9 Boys)	2018-05-19	2018-05-20	Standard	Overberg (WOS)	6	5	3	Yes	Analysis
50	Overberg Schools Closed 2018 (U9 Boys)	2018-03-23	2018-03-24	Standard	Overberg (WOS)	6	6	6	Yes	Analysis

#	Games	Start				End
1	21	Tournament Western Cape Schools Individuals 2018				Tournament Caledon Open 2018
		date 2018-05-19	rnd 3	type Standard	result 1	date 2018-09-29	rnd 3	type Standard	result 1
		Opponent Botha, A (Anthonie)				Opponent Johnson, L (Lakeisha)
2	17	Tournament 2019 GPCA Rapid				Tournament OCF Open 2020
		date 2019-06-29	rnd 3	type Rapid	result 1	date 2020-01-25	rnd 2	type Rapid	result 1
		Opponent Winter, C (Cuthanzario)				Opponent Snyman, S (Sebastian)
3	16	Tournament Paarl Boys High Chess Festival 2023				Tournament Overberg High Schools Trails 2024
		date 2023-10-14	rnd 5	type Standard	result 0.5	date 2024-03-02	rnd 4	type Standard	result 1
		Opponent Grobler, Z (Zandre)				Opponent Matinywa, T (Thobani)

#	Games	Start				End
1	21	Tournament Western Cape Schools Individuals 2018				Tournament Caledon Open 2018
		date 2018-05-19	rnd 3	type Standard	result 1	date 2018-09-29	rnd 3	type Standard	result 1
		Opponent Botha, A (Anthonie)				Opponent Johnson, L (Lakeisha)
2	14	Tournament Western Cape Schools Individuals 2019				Tournament OCF Chess Tournament 2 2020
		date 2019-05-19	rnd 6	type Standard	result 1	date 2020-02-01	rnd 3	type Standard	result 1
		Opponent Visagie, C (Christopher)				Opponent Mackenzie, T (Tayden)
3	13	Tournament Western Cape HS Individuals Championship 2024				Tournament Overberg Top Schools 2025
		date 2024-03-21	rnd 4	type Standard	result 0.5	date 2025-08-02	rnd 5	type Standard	result 1
		Opponent Visagie, C (Christopher)				Opponent Carelsen, C (Colan)

#	Games	Start				End
1	13	Tournament Hermanus Rapid 2023				Tournament Overberg High Schools Trails 2024
		date 2023-04-22	rnd 4	type Rapid	result 1	date 2024-02-24	rnd 1	type Rapid	result 1
		Opponent Nortje, P (Pieter)				Opponent Samuels, Z (Zeldo)
2	8	Tournament Overberg Schools Open Tournament 2023				Tournament Overberg High Schools Trails 2023
		date 2023-02-11	rnd 1	type Rapid	result 1	date 2023-02-24	rnd 3	type Rapid	result 1
		Opponent Du Plessis, M (Matthys Armand)				Opponent Sibeko, M (Mbalntle)
3	8	Tournament Western Cape Schools Championship 2021				Tournament The Hermanus Open 2022
		date 2021-10-02	rnd 2	type Rapid	result 1	date 2022-05-14	rnd 4	type Rapid	result 1
		Opponent Visagie, C (Christopher)				Opponent Muller, C (Christiaan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	21	Tournament Western Cape Schools Individuals 2018				Tournament Caledon Open 2018
		date 2018-05-19	rnd 3	type Standard	result 1	date 2018-09-29	rnd 3	type Standard	result 1
		Opponent Botha, A (Anthonie)				Opponent Johnson, L (Lakeisha)
2	15	Tournament Paarl Boys High Chess Festival 2023				Tournament Overberg High Schools Trails 2024
		date 2023-10-14	rnd 6	type Standard	result 1	date 2024-03-02	rnd 4	type Standard	result 1
		Opponent Tseng, T (Terence)				Opponent Matinywa, T (Thobani)
3	12	Tournament SA National Team School Chess Championships 2022				Tournament The Hermanus Open 2022
		date 2022-02-05	rnd 4	type Standard	result 1	date 2022-05-14	rnd 4	type Rapid	result 1
		Opponent Enslin, W (Wian)				Opponent Muller, C (Christiaan)

#	Games	Start				End
1	21	Tournament Western Cape Schools Individuals 2018				Tournament Caledon Open 2018
		date 2018-05-19	rnd 3	type Standard	result 1	date 2018-09-29	rnd 3	type Standard	result 1
		Opponent Botha, A (Anthonie)				Opponent Johnson, L (Lakeisha)
2	11	Tournament SA National Team School Chess Championships 2022				Tournament Western Cape Schools 2022
		date 2022-02-05	rnd 4	type Standard	result 1	date 2022-05-28	rnd 3	type Standard	result 1
		Opponent Enslin, W (Wian)				Opponent Muller, K (Kieran)
3	10	Tournament OCF Chess Tournament 3 2020				Tournament OCF Roadshow 2020
		date 2020-03-07	rnd 5	type Standard	result 1	date 2020-11-21	rnd 4	type Standard	result 1
		Opponent Joshua, M (Madden)				Opponent Muller, C (Christiaan)

#	Games	Start				End
1	13	Tournament Hermanus Rapid 2023				Tournament Overberg High Schools Trails 2024
		date 2023-04-22	rnd 4	type Rapid	result 1	date 2024-02-24	rnd 1	type Rapid	result 1
		Opponent Nortje, P (Pieter)				Opponent Samuels, Z (Zeldo)
2	8	Tournament Overberg Schools Open Tournament 2023				Tournament Overberg High Schools Trails 2023
		date 2023-02-11	rnd 1	type Rapid	result 1	date 2023-02-24	rnd 3	type Rapid	result 1
		Opponent Du Plessis, M (Matthys Armand)				Opponent Sibeko, M (Mbalntle)
3	8	Tournament Western Cape Schools Championship 2021				Tournament The Hermanus Open 2022
		date 2021-10-02	rnd 2	type Rapid	result 1	date 2022-05-14	rnd 4	type Rapid	result 1
		Opponent Visagie, C (Christopher)				Opponent Muller, C (Christiaan)

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 ,C (Christiaan)	12	10	283.3	11	9	270.5	1	1	425	0	0	0
1	Muller ,C (Christiaan)	12	1308.9	1592.3	11	1273.6	1579.4	1	1083.8	1733.9	0	0	0
2	Mackenzie ,T (Tayden)	9	7	236.1	9	7	236.1	0	0	0	0	0	0
2	Mackenzie ,T (Tayden)	9	1395.1	1631.2	9	1396.8	1631.2	0	0	0	0	0	0
3	Opperman ,C (Connor)	7	2	-182.1	6	2	-141.7	1	0	-425	0	0	0
3	Opperman ,C (Connor)	7	1539.1	1357	6	1519.9	1397.4	1	1468.6	1114.1	0	0	0
4	Brink ,S (Samantha)	7	5.5	242.9	6	4.5	212.5	1	1	425	0	0	0
4	Brink ,S (Samantha)	7	1145	1387.8	6	1035.2	1357.5	1	1059.2	1570	0	0	0
5	Visagie ,C (Christopher)	4	2.5	106.2	2	1.5	212.5	2	1	0	0	0	0
5	Visagie ,C (Christopher)	4	1395.9	1502.2	2	1350	1608.4	2	1424.1	1395.9	0	0	0
6	Willis ,C (Cronan)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
6	Willis ,C (Cronan)	3	1374.1	1515.8	3	1311.1	1515.8	0	0	0	0	0	0
7	Oosthuizen ,A (Anke)	3	3	425	3	3	425	0	0	0	0	0	0
7	Oosthuizen ,A (Anke)	3	1139.1	1564.1	3	1126.8	1564.1	0	0	0	0	0	0
8	Botha ,C (Chris)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
8	Botha ,C (Chris)	3	894.1	1035.7	3	914.7	1035.7	0	0	0	0	0	0
9	De Wet ,S (Samuel)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
9	De Wet ,S (Samuel)	3	896	1037.7	3	901.8	1037.7	0	0	0	0	0	0
10	Matinywa ,T (Thobani)	3	2	141.7	2	2	425	1	0	-425	0	0	0
10	Matinywa ,T (Thobani)	3	1337.5	1479.1	2	1279.1	1762.5	1	1238.4	912.5	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Valentine, L (Luke)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms