Chess South Africa Ratings Database

PLAYER PAGE

Personal

Serrao, L (Luke)

Chess SA id

1180301383

FIDE id

Date of birth

2018-10-07 (U8)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-05-24

Personal details last changed

1900-01-01

Junior GPX Games

18.2

Junior GPX Points

1038.6

Item	Main	Standard	Rapid	Blitz
Rating	1135	1124.6	1172.2	1200
Raw rating	1135	1124.6	1172.2	1200
Weighted rating	1128.2	1114.9	1171.3	1200
Weighted performance	1005.5	927.8	1061.6	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	181.9	184.6	172.5	165.8
Highest rating	1200 2024-11-01	1200 2024-04-01	1200 2024-11-01	1200 2024-04-01
Highest raw rating	1200 2024-03-01	1200 2024-04-01	1200 2024-03-01	1200 2024-04-01
Highest weighted rating	1200 2024-11-01	1200 2024-04-01	1200 2024-11-01	1200 2024-04-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-12-01	1200 2024-04-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1135	1124.6	1172.2	1200
Analysis
Rating	1135	1124.6	1172.2	1200
Raw rating	1135	1124.6	1172.2	1200
Weighted rating	1128.2	1114.9	1171.3
Weighted performance	1005.5	927.8	1061.6
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	181.9	184.6	172.5	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	1135	1124.6	1172.2	1200
New weighted rating	1128	1114.8	1171.3	1200
New weighted performance	999.2	921.9	1054.7	0
Temp new rating	1135	1124.6	1172.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1135	1124.6	1172.2	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	24	9	15
	38	24	14
	0	0	0
	0	0	0
	0	0	0
History	62	33	29

Games since
	Main 62	Standard 33		Rapid 29		Blitz 0
Gender	Male
Age group	U8
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	4405		1424		240
Male	3239		1054		169
U8	85		21		2
U8 Male	45		12		2
Standard
	RSA		Province		Region
Overall	4409		1570		226
Male	3228		1167		168
U8	92		24		2
U8 Male	51		13		2
Rapid
	RSA		Province		Region
Overall	1794		301		95
Male	1345		226		58
U8	25		3		2
U8 Male	13		2		2
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	24	9.5	39.58	-88.5	1249.5	1161
Standard	9	2	22.22	-236.1	1244.8	1008.6
Rapid	15	7.5	50	0	1252.4	1252.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	62	21.5	34.68	-130.2	1227.5	1097.2
Standard	33	8.5	25.76	-206.1	1226.5	1020.4
Rapid	29	13	44.83	-44	1228.6	1184.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1135	1124.6	1172.2	1200
2025-09-30	1135	1124.6	1172.2	1200
2025-09-01	1135	1124.6	1172.2	1200
2025-08-01	1135	1124.6	1172.2	1200
2025-07-01	1135	1124.6	1172.2	1200
2025-06-01	1135	1124.6	1172.2	1200
2025-05-01	1133.5	1121.2	1171.7	1200
2025-04-01	1133.6	1120.2	1196.1	1200
2025-03-01	1153.9	1126	1196.1	1200
2025-02-01	1134.7	1124.5	1170.4	1200
2025-01-01	1095	1074.9	1167.2	1200
2024-12-01	1082.2	1054.5	1167.2	1200
2024-11-01	1082.2	1054.5	1167.2	1200
2024-10-01	1082.2	1054.5	1167.2	1200
2024-09-01	1105.7	1078.8	1167.2	1200
2024-08-01	1105.7	1078.8	1167.2	1200
2024-07-01	1137.2	1113.6	1167.2	1200
2024-09-01	1099.8	1113.6	1105.6	1200
2024-05-01	1147.3	1181.6	1105.6	1200
2024-04-01	1180.4	1200	1159.2	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

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	Ekurhuleni Trials 2025 (G)	2025-05-24	2025-05-24	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
2	Chess Molecules Open Tournament 2025 (E)	2025-04-19	2025-04-19	Rapid	Johannesburg Metro (GJM)	5	5	1.5	Yes	Analysis
3	Ekurhuleni Chess Open 2025 (E)	2025-03-15	2025-03-15	Standard	Ekurhuleni (GE)	5	4	0	Yes	Analysis
4	Chess Power House Feb Rapid 2025 (D)	2025-02-02	2025-02-02	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
5	Chess Power House Feb Rapid 2025 (D)	2025-02-02	2025-02-02	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Ekurhuleni Trials 2025 (G)	2025-05-24	2025-05-24	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
2	Chess Molecules Open Tournament 2025 (E)	2025-04-19	2025-04-19	Rapid	Johannesburg Metro (GJM)	5	5	1.5	Yes	Analysis
3	Ekurhuleni Chess Open 2025 (E)	2025-03-15	2025-03-15	Standard	Ekurhuleni (GE)	5	4	0	Yes	Analysis
4	Chess Power House Feb Rapid 2025 (D)	2025-02-02	2025-02-02	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
5	Chess Power House Feb Rapid 2025 (D)	2025-02-02	2025-02-02	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
6	Gauteng Inter-Region at UJ 2024 (U8 Open)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
7	Ekurhuleni Trails 3 2024 (U8+U10)	2024-08-24	2024-08-24	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
8	Ekurhuleni Trails 2 2024 (U8+U10)	2024-07-27	2024-07-27	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
9	Chess Molecules Open Chess Tournament 2024 (Grade 0-2)	2024-06-08	2024-06-08	Rapid	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
10	Chess Power House May Open 2024 (E)	2024-05-25	2024-05-25	Standard	Johannesburg Metro (GJM)	5	5	0.5	Yes	Analysis
11	JCC King David Linksfield Rapid 2024 (D)	2024-04-21	2024-04-21	Rapid	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
12	Ekurhuleni Open 2024 (E)	2024-04-06	2024-04-06	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
13	CPH St Andrew's Rapid 2024 (D)	2024-03-30	2024-03-30	Rapid	Ekurhuleni (GE)	5	4	1	Yes	Analysis

#	Games	Start				End
1	3	Tournament Chess Power House May Open 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-05-25	rnd 5	type Standard	result 0.5	date 2024-06-08	rnd 2	type Rapid	result 0.5
		Opponent Skosana, M (Mpilo Nyeleti)				Opponent Williams, A (Alexandra)
2	2	Tournament Chess Molecules Open Tournament 2025				Tournament Chess Molecules Open Tournament 2025
		date 2025-04-19	rnd 3	type Rapid	result 0.5	date 2025-04-19	rnd 4	type Rapid	result 1
		Opponent Zhu, R (Robbie)				Opponent Joffa, K (Kai-eli)
3	2	Tournament Chess Power House Feb Rapid 2025				Tournament Chess Power House Feb Rapid 2025
		date 2025-02-02	rnd 3	type Rapid	result 1	date 2025-02-02	rnd 4	type Rapid	result 1
		Opponent Hurvitz, Z (Zach)				Opponent Nathan, N (Nevi'ah)

#	Games	Start				End
1	2	Tournament Gauteng Inter-Region at UJ 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-12-07	rnd 1	type Standard	result 1	date 2024-12-07	rnd 2	type Standard	result 1
		Opponent Naude, M (Marizanne)				Opponent Van Zijl, A (Adolf)
2	1	Tournament Ekurhuleni Trials 2025				Tournament Ekurhuleni Trials 2025
		date 2025-05-24	rnd 5	type Standard	result 1	date 2025-05-24	rnd 5	type Standard	result 1
		Opponent Emechebe, O (Osinachi)				Opponent Emechebe, O (Osinachi)
3	1	Tournament Ekurhuleni Trials 2025				Tournament Ekurhuleni Trials 2025
		date 2025-05-24	rnd 3	type Standard	result 1	date 2025-05-24	rnd 3	type Standard	result 1
		Opponent Maponyane, N (Ntsako)				Opponent Maponyane, N (Ntsako)

#	Games	Start				End
1	3	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Power House Feb Rapid 2025
		date 2024-06-08	rnd 4	type Rapid	result 1	date 2025-02-02	rnd 1	type Rapid	result 1
		Opponent Ferreira, N (Nechemyah)				Opponent Simona, Y (Yehuda)
2	2	Tournament Chess Molecules Open Tournament 2025				Tournament Chess Molecules Open Tournament 2025
		date 2025-04-19	rnd 3	type Rapid	result 0.5	date 2025-04-19	rnd 4	type Rapid	result 1
		Opponent Zhu, R (Robbie)				Opponent Joffa, K (Kai-eli)
3	2	Tournament Chess Power House Feb Rapid 2025				Tournament Chess Power House Feb Rapid 2025
		date 2025-02-02	rnd 3	type Rapid	result 1	date 2025-02-02	rnd 4	type Rapid	result 1
		Opponent Hurvitz, Z (Zach)				Opponent Nathan, N (Nevi'ah)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Chess Power House Feb Rapid 2025				Tournament Chess Power House Feb Rapid 2025
		date 2025-02-02	rnd 3	type Rapid	result 1	date 2025-02-02	rnd 4	type Rapid	result 1
		Opponent Hurvitz, Z (Zach)				Opponent Nathan, N (Nevi'ah)
2	2	Tournament Gauteng Inter-Region at UJ 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-12-07	rnd 1	type Standard	result 1	date 2024-12-07	rnd 2	type Standard	result 1
		Opponent Naude, M (Marizanne)				Opponent Van Zijl, A (Adolf)
3	2	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-06-08	rnd 4	type Rapid	result 1	date 2024-06-08	rnd 5	type Rapid	result 1
		Opponent Ferreira, N (Nechemyah)				Opponent Kumalo, S (Sebabatso)

#	Games	Start				End
1	2	Tournament Gauteng Inter-Region at UJ 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-12-07	rnd 1	type Standard	result 1	date 2024-12-07	rnd 2	type Standard	result 1
		Opponent Naude, M (Marizanne)				Opponent Van Zijl, A (Adolf)
2	1	Tournament Ekurhuleni Trials 2025				Tournament Ekurhuleni Trials 2025
		date 2025-05-24	rnd 5	type Standard	result 1	date 2025-05-24	rnd 5	type Standard	result 1
		Opponent Emechebe, O (Osinachi)				Opponent Emechebe, O (Osinachi)
3	1	Tournament Ekurhuleni Trials 2025				Tournament Ekurhuleni Trials 2025
		date 2025-05-24	rnd 3	type Standard	result 1	date 2025-05-24	rnd 3	type Standard	result 1
		Opponent Maponyane, N (Ntsako)				Opponent Maponyane, N (Ntsako)

#	Games	Start				End
1	3	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Power House Feb Rapid 2025
		date 2024-06-08	rnd 4	type Rapid	result 1	date 2025-02-02	rnd 1	type Rapid	result 1
		Opponent Ferreira, N (Nechemyah)				Opponent Simona, Y (Yehuda)
2	2	Tournament Chess Power House Feb Rapid 2025				Tournament Chess Power House Feb Rapid 2025
		date 2025-02-02	rnd 3	type Rapid	result 1	date 2025-02-02	rnd 4	type Rapid	result 1
		Opponent Hurvitz, Z (Zach)				Opponent Nathan, N (Nevi'ah)
3	1	Tournament Chess Molecules Open Tournament 2025				Tournament Chess Molecules Open Tournament 2025
		date 2025-04-19	rnd 4	type Rapid	result 1	date 2025-04-19	rnd 4	type Rapid	result 1
		Opponent Joffa, K (Kai-eli)				Opponent Joffa, K (Kai-eli)

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	Scop ,L (Lexi)	2	1	0	1	0	-425	1	1	425	0	0	0
1	Scop ,L (Lexi)	2	1165.6	1165.6	1	1200	740.6	1	1136.8	1590.6	0	0	0
2	Logan ,I (Irvine)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Logan ,I (Irvine)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Naude ,M (Marizanne)	1	1	425	1	1	425	0	0	0	0	0	0
3	Naude ,M (Marizanne)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Gumede ,S (Simukele)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Gumede ,S (Simukele)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Lin ,Y (Yizheng)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Lin ,Y (Yizheng)	1	1486.9	1061.9	1	1412.7	1061.9	0	0	0	0	0	0
6	Botha ,Z (Zander)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Botha ,Z (Zander)	1	1318.1	893.1	1	1329.2	893.1	0	0	0	0	0	0
7	Botha ,L (Luan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Botha ,L (Luan)	1	1245.2	820.2	1	1237.7	820.2	0	0	0	0	0	0
8	Weinman ,W (Warrick)	1	1	425	1	1	425	0	0	0	0	0	0
8	Weinman ,W (Warrick)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Emechebe ,O (Osinachi)	1	1	425	1	1	425	0	0	0	0	0	0
9	Emechebe ,O (Osinachi)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Maponyane ,N (Ntsako)	1	1	425	1	1	425	0	0	0	0	0	0
10	Maponyane ,N (Ntsako)	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

Serrao, 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