Chess South Africa Ratings Database

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Personal

Coetsee, L (Luca)

Chess SA id

1180309772

FIDE id

Date of birth

2018-10-29 (U8)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-23

Personal details last changed

1900-01-01

Junior GPX Games

57.7

Junior GPX Points

1222.9

Item	Main	Standard	Rapid	Blitz
Rating	1409.8	1397.3	1218	1200
Raw rating	1350.4	1338.4	1218	1200
Weighted rating	1197	1191	1204.1	1200
Weighted performance	1409.8	1397.3	0	0
Floor	850.4	838.4	718	700
K-factor	36	36	36	36
Min/Max rating change allowed	133.8	136.1	161.6	165.8
Highest rating	1409.8 2025-09-30	1397.3 2025-09-30	1218 2025-08-01	1200 2024-10-01
Highest raw rating	1350.4 2025-09-30	1338.4 2025-09-30	1218 2025-08-01	1200 2024-10-01
Highest weighted rating	1239.9 2024-08-01	1243 2024-08-01	1201.4 2025-08-01	1200 2024-10-01
Highest weighted performance	1409.8 2025-09-30	1397.3 2025-09-30	1200 2024-10-01	1200 2024-10-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.5	-0.5	0	0
New rating	1409.3	1396.9	1218	1200
Analysis
Rating	1409.8	1397.3	1218	1200
Raw rating	1350.4	1338.4	1218	1200
Weighted rating	1197	1191	1204.1
Weighted performance	1409.8	1397.3	0
K-factor	36	36	36	36
Floor	850.4	838.4	718	700
Max/Min rating change allowed	133.8	136.1	161.6	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	1350.4	1338.4	1218	1200
New weighted rating	1210.1	1203.4	1205.4	1200
New weighted performance	1409.3	1396.9	0	0
Temp new rating	1409.3	1396.9	1218	1200
Temp new rating +/-	-0.5	-0.5	0	0
Final new rating +/-	-0.5	-0.5	0	0
New rating	1409.3	1396.9	1218	1200
New K-factor	36	36	36	36
New floor	850.4	838.4	718	700

Item	Main	Standard	Rapid
	0	0	0
	50	46	4
	20	20	0
	0	0	0
	0	0	0
	0	0	0
History	70	66	4

Games since
	Main 70	Standard 66		Rapid 4		Blitz 0
Gender	Male
Age group	U8
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	2072		140		115
Male	1711		118		96
U8	22		3		3
U8 Male	17		3		3
Standard
	RSA		Province		Region
Overall	2082		152		120
Male	1705		131		102
U8	28		4		4
U8 Male	22		4		4
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 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	50	28.5	57	59.5	1230.3	1289.8
Standard	46	26	56.52	55.4	1227.7	1283.2
Rapid	4	2.5	62.5	106.2	1259.9	1366.2
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	70	35.5	50.71	6.1	1201.5	1207.6
Standard	66	33	50	0	1198	1198
Rapid	4	2.5	62.5	106.2	1259.9	1366.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1350.4	1338.4	1218	1200
2025-09-01	1342.3	1328.3	1218	1200
2025-08-01	1268.8	1243	1218	1200
2025-07-01	1239.9	1243	1200	1200
2025-06-01	1156.7	1153.7	1200	1200
2025-05-01	1176.5	1177.2	1200	1200
2025-04-01	1176.5	1177.2	1200	1200
2025-03-01	1157.4	1154.1	1200	1200
2025-02-01	1152.9	1149.2	1200	1200
2025-01-01	1079.4	1068	1200	1200
2024-12-01	1079.4	1068	1200	1200
2024-11-01	1079.4	1068	1200	1200
2024-10-01	1117.6	1114	1200	1200
2024-09-01	1121.6	1120.8	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	1200	1200

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	Parkies Invitational 2025 (U7)	2025-09-23	2025-09-23	Standard	Bojanala Platina (NBR)	5	5	5	Yes	Analysis
2	Bojanala's Rusties - The Champions' Tournament 2025 (Big Pawns)	2025-09-13	2025-09-13	Standard	Bojanala Platina (NBR)	5	4	1	Yes	Analysis
3	Bojanala's Circuit Championships 3 of 4 2025 (U8)	2025-08-09	2025-08-09	Standard	Bojanala Platina (NBR)	6	6	5.5	Yes	Analysis
4	Bojanala's Clash Of Schools -Primary Schools 2025 (U7+B)	2025-07-26	2025-07-26	Rapid	Bojanala Platina (NBR)	6	4	2.5	Yes	Analysis
5	Bojanala's Winter Warm Up 2025 (U8)	2025-06-28	2025-06-28	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
6	Najdorf Movement 2025 (Babies)	2025-06-14	2025-06-14	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
7	Bojanala's Pre-Exam 2025 (Big Pawns)	2025-05-31	2025-05-31	Standard	Bojanala Platina (NBR)	5	4	1.5	Yes	Analysis
8	Spartan Bishops Championships Maidens 2025 (U10)	2025-05-23	2025-05-25	Standard	Frances Baard (NCF)	5	5	2	Yes	Analysis
9	Bojanala's Circuit Championships 2 of 4 2025 (U8)	2025-05-17	2025-05-17	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
10	Bojanala's Waterkloof - The Superior One 2025 (Big Pawns)	2025-03-15	2025-03-15	Standard	Bojanala Platina (NBR)	5	3	2	Yes	Analysis
11	Bojanala Wildcard 2025 (Big Pawns)	2025-01-25	2025-01-25	Standard	Bojanala Platina (NBR)	5	4	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Parkies Invitational 2025 (U7)	2025-09-23	2025-09-23	Standard	Bojanala Platina (NBR)	5	5	5	Yes	Analysis
2	Bojanala's Rusties - The Champions' Tournament 2025 (Big Pawns)	2025-09-13	2025-09-13	Standard	Bojanala Platina (NBR)	5	4	1	Yes	Analysis
3	Bojanala's Circuit Championships 3 of 4 2025 (U8)	2025-08-09	2025-08-09	Standard	Bojanala Platina (NBR)	6	6	5.5	Yes	Analysis
4	Bojanala's Clash Of Schools -Primary Schools 2025 (U7+B)	2025-07-26	2025-07-26	Rapid	Bojanala Platina (NBR)	6	4	2.5	Yes	Analysis
5	Bojanala's Winter Warm Up 2025 (U8)	2025-06-28	2025-06-28	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
6	Najdorf Movement 2025 (Babies)	2025-06-14	2025-06-14	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
7	Bojanala's Pre-Exam 2025 (Big Pawns)	2025-05-31	2025-05-31	Standard	Bojanala Platina (NBR)	5	4	1.5	Yes	Analysis
8	Spartan Bishops Championships Maidens 2025 (U10)	2025-05-23	2025-05-25	Standard	Frances Baard (NCF)	5	5	2	Yes	Analysis
9	Bojanala's Circuit Championships 2 of 4 2025 (U8)	2025-05-17	2025-05-17	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
10	Bojanala's Waterkloof - The Superior One 2025 (Big Pawns)	2025-03-15	2025-03-15	Standard	Bojanala Platina (NBR)	5	3	2	Yes	Analysis
11	Bojanala Wildcard 2025 (Big Pawns)	2025-01-25	2025-01-25	Standard	Bojanala Platina (NBR)	5	4	1	Yes	Analysis
12	Bojanala's Circuit Championships 4 of 4 204 (U8)	2024-10-12	2024-10-12	Standard	Bojanala Platina (NBR)	5	4	1	Yes	Analysis
13	Bojanala's Battle of Mount Cambridge 2024 (Big Pawns)	2024-10-05	2024-10-05	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
14	Bojanala's Battle In The Kloof 2024 (Little Pawns)	2024-09-21	2024-09-21	Standard	Bojanala Platina (NBR)	6	6	3	Yes	Analysis
15	Bojanala's FIDE In The Sparkling Waters 2024 (Young Junior Champs)	2024-08-17	2024-08-17	Standard	Bojanala Platina (NBR)	5	5	1	Yes	Analysis

#	Games	Start				End
1	9	Tournament Bojanala's Clash Of Schools -Primary Schools 2025				Tournament Bojanala's Circuit Championships 3 of 4 2025
		date 2025-07-26	rnd 3	type Rapid	result 1	date 2025-08-09	rnd 6	type Standard	result 1
		Opponent Mahlangeni, U (Uviwe)				Opponent Tshabalala, K (Kaone)
2	3	Tournament Najdorf Movement 2025				Tournament Bojanala's Winter Warm Up 2025
		date 2025-06-14	rnd 5	type Standard	result 1	date 2025-06-28	rnd 2	type Standard	result 1
		Opponent Harverye, V (Venesme)				Opponent Du Plessis, S (Stephan)
3	2	Tournament Bojanala's Winter Warm Up 2025				Tournament Bojanala's Winter Warm Up 2025
		date 2025-06-28	rnd 4	type Standard	result 1	date 2025-06-28	rnd 5	type Standard	result 1
		Opponent Moloto, T (Tiisetso)				Opponent Kotsokoane, R (Reatlegile)

#	Games	Start				End
1	8	Tournament Bojanala's Winter Warm Up 2025				Tournament Bojanala's Circuit Championships 3 of 4 2025
		date 2025-06-28	rnd 4	type Standard	result 1	date 2025-08-09	rnd 6	type Standard	result 1
		Opponent Moloto, T (Tiisetso)				Opponent Tshabalala, K (Kaone)
2	3	Tournament Najdorf Movement 2025				Tournament Bojanala's Winter Warm Up 2025
		date 2025-06-14	rnd 5	type Standard	result 1	date 2025-06-28	rnd 2	type Standard	result 1
		Opponent Harverye, V (Venesme)				Opponent Du Plessis, S (Stephan)
3	2	Tournament Bojanala's Pre-Exam 2025				Tournament Bojanala's Pre-Exam 2025
		date 2025-05-31	rnd 3	type Standard	result 1	date 2025-05-31	rnd 4	type Standard	result 0.5
		Opponent Modisane, P (Ponatshego)				Opponent Wright, L (Lize)

#	Games	Start				End
1	3	Tournament Bojanala's Clash Of Schools -Primary Schools 2025				Tournament Bojanala's Clash Of Schools -Primary Schools 2025
		date 2025-07-26	rnd 3	type Rapid	result 1	date 2025-07-26	rnd 6	type Rapid	result 1
		Opponent Mahlangeni, U (Uviwe)				Opponent Mahlangeni, U (Uviwe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Bojanala's Clash Of Schools -Primary Schools 2025				Tournament Bojanala's Circuit Championships 3 of 4 2025
		date 2025-07-26	rnd 6	type Rapid	result 1	date 2025-08-09	rnd 4	type Standard	result 1
		Opponent Mahlangeni, U (Uviwe)				Opponent Kotsokoane, R (Reatlegile)
2	3	Tournament Najdorf Movement 2025				Tournament Bojanala's Winter Warm Up 2025
		date 2025-06-14	rnd 5	type Standard	result 1	date 2025-06-28	rnd 2	type Standard	result 1
		Opponent Harverye, V (Venesme)				Opponent Du Plessis, S (Stephan)
3	2	Tournament Bojanala's Winter Warm Up 2025				Tournament Bojanala's Winter Warm Up 2025
		date 2025-06-28	rnd 4	type Standard	result 1	date 2025-06-28	rnd 5	type Standard	result 1
		Opponent Moloto, T (Tiisetso)				Opponent Kotsokoane, R (Reatlegile)

#	Games	Start				End
1	6	Tournament Bojanala's Winter Warm Up 2025				Tournament Bojanala's Circuit Championships 3 of 4 2025
		date 2025-06-28	rnd 4	type Standard	result 1	date 2025-08-09	rnd 4	type Standard	result 1
		Opponent Moloto, T (Tiisetso)				Opponent Kotsokoane, R (Reatlegile)
2	3	Tournament Najdorf Movement 2025				Tournament Bojanala's Winter Warm Up 2025
		date 2025-06-14	rnd 5	type Standard	result 1	date 2025-06-28	rnd 2	type Standard	result 1
		Opponent Harverye, V (Venesme)				Opponent Du Plessis, S (Stephan)
3	2	Tournament Bojanala's Circuit Championships 2 of 4 2025				Tournament Spartan Bishops Championships Maidens 2025
		date 2025-05-17	rnd 5	type Standard	result 1	date 2025-05-23	rnd 1	type Standard	result 1
		Opponent Tshabalala, K (Kaone)				Opponent Masito, L (Lebone)

#	Games	Start				End
1	1	Tournament Bojanala's Clash Of Schools -Primary Schools 2025				Tournament Bojanala's Clash Of Schools -Primary Schools 2025
		date 2025-07-26	rnd 6	type Rapid	result 1	date 2025-07-26	rnd 6	type Rapid	result 1
		Opponent Mahlangeni, U (Uviwe)				Opponent Mahlangeni, U (Uviwe)
2	1	Tournament Bojanala's Clash Of Schools -Primary Schools 2025				Tournament Bojanala's Clash Of Schools -Primary Schools 2025
		date 2025-07-26	rnd 3	type Rapid	result 1	date 2025-07-26	rnd 3	type Rapid	result 1
		Opponent Mahlangeni, U (Uviwe)				Opponent Mahlangeni, U (Uviwe)

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	Kotsokoane ,R (Reatlegile)	6	5	283.3	6	5	283.3	0	0	0	0	0	0
1	Kotsokoane ,R (Reatlegile)	6	1080.6	1364	6	1063.7	1364	0	0	0	0	0	0
2	Simons ,K (Kylan)	6	2	-141.7	4	1.5	-106.2	2	0.5	-212.5	0	0	0
2	Simons ,K (Kylan)	6	1319.4	1177.7	4	1291	1213.1	2	1200	1106.9	0	0	0
3	Motsuenyane ,P (Phapaano)	5	3	85	5	3	85	0	0	0	0	0	0
3	Motsuenyane ,P (Phapaano)	5	1165.1	1250.1	5	1159.4	1250.1	0	0	0	0	0	0
4	Botes ,L (Levi)	4	0	-425	4	0	-425	0	0	0	0	0	0
4	Botes ,L (Levi)	4	1309.2	884.2	4	1298.8	884.2	0	0	0	0	0	0
5	Tshabalala ,K (Kaone)	4	4	425	4	4	425	0	0	0	0	0	0
5	Tshabalala ,K (Kaone)	4	1197.5	1622.5	4	1197	1622.5	0	0	0	0	0	0
6	Kruger ,T (Thinus Pieter)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Kruger ,T (Thinus Pieter)	2	1452.9	1027.9	2	1475.3	1027.9	0	0	0	0	0	0
7	Wessie ,T (Thuto)	2	1	0	2	1	0	0	0	0	0	0	0
7	Wessie ,T (Thuto)	2	1191.7	1191.7	2	1185.8	1191.7	0	0	0	0	0	0
8	Moloto ,T (Tiisetso)	2	1	0	2	1	0	0	0	0	0	0	0
8	Moloto ,T (Tiisetso)	2	1176.2	1176.2	2	1171.8	1176.2	0	0	0	0	0	0
9	Pretorius ,M (Marius)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Pretorius ,M (Marius)	2	1169.3	744.3	2	1162.2	744.3	0	0	0	0	0	0
10	Prinsloo ,W (Wuan)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Prinsloo ,W (Wuan)	2	1047.1	622.1	2	1032.3	622.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Coetsee, L (Luca)

Ratings

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Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms