Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ntanjana, S (Siyanda Bokang)

Chess SA id

1100155088

FIDE id

Date of birth

2010-09-30 (U16)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-07-05

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1192.4

Item	Main	Standard	Rapid	Blitz
Rating	1294.3	1306.9	1230	1200
Raw rating	1292.7	1304.4	1230	1200
Weighted rating	1294.3	1306.9	1201.4	1200
Weighted performance	1194.7	1145.2	0	0
Floor	842.1	835.4	730	700
K-factor	36	36	36	36
Min/Max rating change allowed	145.3	142.9	158.9	165.8
Highest rating	1527.2 2023-07-01	1524.8 2023-07-01	1230 2025-07-01	1200 2018-10-01
Highest raw rating	1342.1 2025-07-01	1335.4 2025-07-01	1230 2025-07-01	1200 2024-02-01
Highest weighted rating	1342.1 2025-07-01	1335.4 2025-07-01	1230 2018-10-01	1200 2018-10-01
Highest weighted performance	1527.2 2023-07-01	1524.8 2023-07-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.3	0.1	0	0
New rating	1294.5	1307	1230	1200
Analysis
Rating	1294.3	1306.9	1230	1200
Raw rating	1292.7	1304.4	1230	1200
Weighted rating	1294.3	1306.9	1201.4
Weighted performance	1194.7	1145.2	0
K-factor	36	36	36	36
Floor	842.1	835.4	730	700
Max/Min rating change allowed	145.3	142.9	158.9	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	1292.7	1304.4	1230	1200
New weighted rating	1294.5	1307	1203.9	1200
New weighted performance	1194.3	1144.8	0	0
Temp new rating	1294.5	1307	1230	1200
Temp new rating +/-	0.3	0.1	0	0
Final new rating +/-	0.3	0.1	0	0
New rating	1294.5	1307	1230	1200
New K-factor	36	36	36	36
New floor	842.1	835.4	730	700

Item	Main	Standard	Rapid
	0	0	0
	12	8	4
	14	13	1
	13	13	0
	0	0	0
	0	0	0
History	39	34	5

Games since
	Main 26	Standard 21		Rapid 5		Blitz 0
Gender	Male
Age group	U16
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	12	6.5	54.17	35.4	1286.5	1321.9
Standard	8	3.5	43.75	-53.1	1294.1	1240.9
Rapid	4	3	75	212.5	1271.5	1484
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	39	24	61.54	98.1	1245.9	1344
Standard	34	21	61.76	100	1244.3	1344.3
Rapid	5	3	60	85	1257.2	1342.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1292.7	1304.4	1230	1200
2025-09-01	1292.7	1304.4	1230	1200
2025-08-01	1292.7	1304.4	1230	1200
2025-07-01	1342.1	1335.4	1230	1200
2025-06-01	1293.3	1306.6	1190.9	1200
2025-05-01	1293.3	1306.6	1190.9	1200
2025-04-01	1293.3	1306.6	1190.9	1200
2025-03-01	1293.3	1306.6	1190.9	1200
2025-02-01	1293.3	1306.6	1190.5	1200
2025-01-01	1293.3	1306.6	1180.6	1200
2024-12-01	1293.3	1306.6	1180.6	1200
2024-11-01	1293.3	1306.6	1180.6	1200
2024-10-01	1293.3	1306.6	1180.6	1200
2024-09-01	1281.6	1309.5	1180.6	1200
2024-08-01	1281.6	1309.5	1180.6	1200
2024-07-01	1295.6	1309.5	1200	1200
2024-06-01	1295.6	1309.5	1200	1200
2024-08-01	1276.2	1290.1	1200	1200
2024-04-01	1276.2	1290.1	1200	1200
2024-03-01	1276.2	1290.1	1200	1200
2024-02-01	1276.2	1290.1	1200	1200
2024-01-01	1276.2	1290.1	1200	1200
2023-12-01	1276.2	1290.1	1200	1200
2023-11-01	1276.2	1290.1	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	South African Open 2025 (U16 Open)	2025-07-03	2025-07-05	Standard	Johannesburg Metro (GJM)	5	4	0.5	Yes	Analysis
2	Ekurhuleni North School District Finals 2025 (U15 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
3	Kemptonpark School Cluster 2025 (U15)	2025-06-07	2025-06-07	Rapid	Ekurhuleni (GE)	5	4	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	South African Open 2025 (U16 Open)	2025-07-03	2025-07-05	Standard	Johannesburg Metro (GJM)	5	4	0.5	Yes	Analysis
2	Ekurhuleni North School District Finals 2025 (U15 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
3	Kemptonpark School Cluster 2025 (U15)	2025-06-07	2025-06-07	Rapid	Ekurhuleni (GE)	5	4	3	Yes	Analysis
4	Ekurhuleni North Schools Finals - Teams 2024 (U17 Open)	2024-08-03	2024-08-03	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
5	Gauteng Schools Individuals Finals 2024 (U15 Boys)	2024-08-17	2024-08-17	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
6	Kempton Park Cluster Teams 2024 (U18)	2024-07-13	2024-07-13	Rapid	Ekurhuleni (GE)	5	1	0	Yes	Analysis
7	Ekurhuleni North High School Individuals 2024 (U15 Boys)	2024-05-18	2024-05-18	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
8	2023 Gauteng Top Schools (U13 Mixed)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	3	1	Yes	Analysis
9	2023 Ekurhuleni North District Schools Finals (U13)	2023-07-29	2023-07-29	Standard	Ekurhuleni (GE)	5	5	5	Yes	Analysis
10	Ekurhuleni North Schools Individual Finals 2023 (U13 Boys)	2023-05-12	2023-05-12	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	8	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament 2023 Gauteng Top Schools
		date 2023-05-12	rnd 4	type Standard	result 1	date 2023-08-18	rnd 1	type Standard	result 1
		Opponent Cronje, T (Tian)				Opponent Baloyi, K (Kamogelo)
2	3	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 3	type Standard	result 1	date 2025-06-14	rnd 5	type Standard	result 1
		Opponent Kgoebane, L (Lesedi)				Opponent Nolan, C (Christopher)
3	3	Tournament Gauteng Schools Individuals Finals 2024				Tournament Kemptonpark School Cluster 2025
		date 2024-08-17	rnd 4	type Standard	result 1	date 2025-06-07	rnd 1	type Rapid	result 1
		Opponent Mokonyane, T (Thato)				Opponent Ledwaba, O (Otshepeng)

#	Games	Start				End
1	8	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament 2023 Gauteng Top Schools
		date 2023-05-12	rnd 4	type Standard	result 1	date 2023-08-18	rnd 1	type Standard	result 1
		Opponent Cronje, T (Tian)				Opponent Baloyi, K (Kamogelo)
2	5	Tournament Ekurhuleni North High School Individuals 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-05-18	rnd 3	type Standard	result 1	date 2024-08-03	rnd 2	type Standard	result 1
		Opponent Mahlangu, G (Gomolemo)				Opponent Schneider, J (Joshua)
3	3	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 3	type Standard	result 1	date 2025-06-14	rnd 5	type Standard	result 1
		Opponent Kgoebane, L (Lesedi)				Opponent Nolan, C (Christopher)

#	Games	Start				End
1	2	Tournament Kemptonpark School Cluster 2025				Tournament Kemptonpark School Cluster 2025
		date 2025-06-07	rnd 4	type Rapid	result 1	date 2025-06-07	rnd 5	type Rapid	result 1
		Opponent Molekwa, T (Thabang)				Opponent Moloto, P (Phuti Tebogo)
2	1	Tournament Kemptonpark School Cluster 2025				Tournament Kemptonpark School Cluster 2025
		date 2025-06-07	rnd 1	type Rapid	result 1	date 2025-06-07	rnd 1	type Rapid	result 1
		Opponent Ledwaba, O (Otshepeng)				Opponent Ledwaba, O (Otshepeng)

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament 2023 Gauteng Top Schools
		date 2023-05-12	rnd 4	type Standard	result 1	date 2023-08-18	rnd 1	type Standard	result 1
		Opponent Cronje, T (Tian)				Opponent Baloyi, K (Kamogelo)
2	3	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 3	type Standard	result 1	date 2025-06-14	rnd 5	type Standard	result 1
		Opponent Kgoebane, L (Lesedi)				Opponent Nolan, C (Christopher)
3	3	Tournament Gauteng Schools Individuals Finals 2024				Tournament Kemptonpark School Cluster 2025
		date 2024-08-17	rnd 4	type Standard	result 1	date 2025-06-07	rnd 1	type Rapid	result 1
		Opponent Mokonyane, T (Thato)				Opponent Ledwaba, O (Otshepeng)

#	Games	Start				End
1	8	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament 2023 Gauteng Top Schools
		date 2023-05-12	rnd 4	type Standard	result 1	date 2023-08-18	rnd 1	type Standard	result 1
		Opponent Cronje, T (Tian)				Opponent Baloyi, K (Kamogelo)
2	5	Tournament Ekurhuleni North High School Individuals 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-05-18	rnd 3	type Standard	result 1	date 2024-08-03	rnd 2	type Standard	result 1
		Opponent Mahlangu, G (Gomolemo)				Opponent Schneider, J (Joshua)
3	3	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 3	type Standard	result 1	date 2025-06-14	rnd 5	type Standard	result 1
		Opponent Kgoebane, L (Lesedi)				Opponent Nolan, C (Christopher)

#	Games	Start				End
1	2	Tournament Kemptonpark School Cluster 2025				Tournament Kemptonpark School Cluster 2025
		date 2025-06-07	rnd 4	type Rapid	result 1	date 2025-06-07	rnd 5	type Rapid	result 1
		Opponent Molekwa, T (Thabang)				Opponent Moloto, P (Phuti Tebogo)
2	1	Tournament Kemptonpark School Cluster 2025				Tournament Kemptonpark School Cluster 2025
		date 2025-06-07	rnd 1	type Rapid	result 1	date 2025-06-07	rnd 1	type Rapid	result 1
		Opponent Ledwaba, O (Otshepeng)				Opponent Ledwaba, O (Otshepeng)

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	Cronje ,T (Tian)	1	1	425	1	1	425	0	0	0	0	0	0
1	Cronje ,T (Tian)	1	1163.8	1588.8	1	1166.8	1588.8	0	0	0	0	0	0
2	Masogo ,M (Mogau Raesibe)	1	1	425	1	1	425	0	0	0	0	0	0
2	Masogo ,M (Mogau Raesibe)	1	1197.6	1622.6	1	1196.4	1622.6	0	0	0	0	0	0
3	Matotaka ,M (Malvin)	1	1	425	1	1	425	0	0	0	0	0	0
3	Matotaka ,M (Malvin)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Epule ,D (Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Epule ,D (Daniel)	1	1290.2	865.2	1	1319.4	865.2	0	0	0	0	0	0
5	Maharaj ,M (Mihiir)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Maharaj ,M (Mihiir)	1	1270.9	1270.9	1	1278.2	1270.9	0	0	0	0	0	0
6	Hamilton-Hall ,R (Riley)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Hamilton-Hall ,R (Riley)	1	1343.9	918.9	1	1254.3	918.9	0	0	0	0	0	0
7	Kgoebane ,L (Lesedi)	1	1	425	1	1	425	0	0	0	0	0	0
7	Kgoebane ,L (Lesedi)	1	1198.1	1623.1	1	1197.5	1623.1	0	0	0	0	0	0
8	Luwes ,G (Gustav)	1	1	425	1	1	425	0	0	0	0	0	0
8	Luwes ,G (Gustav)	1	1211	1636	1	1214.4	1636	0	0	0	0	0	0
9	Sokhela ,N (Nkazimulo)	1	1	425	1	1	425	0	0	0	0	0	0
9	Sokhela ,N (Nkazimulo)	1	1284.6	1709.6	1	1283.2	1709.6	0	0	0	0	0	0
10	Nolan ,C (Christopher)	1	1	425	1	1	425	0	0	0	0	0	0
10	Nolan ,C (Christopher)	1	1271.2	1696.2	1	1254.3	1696.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Ntanjana, S (Siyanda Bokang)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms