Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kobe, B (Bonolo)

Chess SA id

2080305353

FIDE id

Date of birth

2008-12-24 (U18)

Gender

Female

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1227.7	1210.2	1220.2	1200
Raw rating	1227.7	1210.2	1220.2	1200
Weighted rating	1202.5	1190.1	1210.8	1200
Weighted performance	0	0	0	0
Floor	727.7	710.2	720.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	159.4	163.4	161.1	165.8
Highest rating	1227.7 2025-09-30	1210.2 2025-07-01	1220.2 2025-09-30	1200 2024-05-01
Highest raw rating	1227.7 2025-09-30	1210.2 2025-07-01	1220.2 2025-09-30	1200 2024-05-01
Highest weighted rating	1225.3 2024-05-01	1210.2 2024-05-01	1209.6 2025-09-30	1200 2024-05-01
Highest weighted performance	1200 2024-05-01	1200 2024-05-01	1200 2024-05-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1227.7	1210.2	1220.2	1200
Analysis
Rating	1227.7	1210.2	1220.2	1200
Raw rating	1227.7	1210.2	1220.2	1200
Weighted rating	1202.5	1190.1	1210.8
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	727.7	710.2	720.2	700
Max/Min rating change allowed	159.4	163.4	161.1	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	1227.7	1210.2	1220.2	1200
New weighted rating	1204.8	1191.7	1211.9	1200
New weighted performance	0	0	0	0
Temp new rating	1227.7	1210.2	1220.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1227.7	1210.2	1220.2	1200
New K-factor	36	36	36	36
New floor	727.7	710.2	720.2	700

Item	Main	Standard	Rapid
	0	0	0
	11	5	6
	4	4	0
	0	0	0
	0	0	0
	0	0	0
History	15	9	6

Games since
	Main 15	Standard 9		Rapid 6		Blitz 0
Gender	Female
Age group	U18
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-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	11	6.5	59.09	77.3	1244.3	1321.6
Standard	5	3	60	85	1243.7	1328.7
Rapid	6	3.5	58.33	70.8	1244.8	1315.7
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	15	6.5	43.33	-56.7	1278.3	1221.6
Standard	9	3	33.33	-141.7	1300.5	1158.9
Rapid	6	3.5	58.33	70.8	1244.8	1315.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1227.7	1210.2	1220.2	1200
2025-09-30	1227.7	1210.2	1220.2	1200
2025-09-01	1225.3	1210.2	1219.5	1200
2025-08-01	1225.3	1210.2	1219.5	1200
2025-07-01	1225.3	1210.2	1219.5	1200
2025-06-01	1204.9	1182.8	1219.5	1200
2025-05-01	1204.9	1182.8	1219.5	1200
2025-04-01	1204.9	1182.8	1219.5	1200
2025-03-01	1186.8	1182.8	1200	1200
2025-02-01	1185.4	1180.9	1200	1200
2025-01-01	1160.2	1148	1200	1200
2024-12-01	1160.2	1148	1200	1200
2024-11-01	1160.2	1148	1200	1200
2024-10-01	1160.2	1148	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	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

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	Tembisa Clusters Teams 2025 (U18)	2025-08-09	2025-08-09	Rapid	Ekurhuleni (GE)	5	1	0.5	Yes	Analysis
2	Ekurhuleni North School District Finals 2025 (U18 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
3	Tembisa Clusters 2025 (U18)	2025-03-15	2025-03-15	Rapid	Ekurhuleni (GE)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Tembisa Clusters Teams 2025 (U18)	2025-08-09	2025-08-09	Rapid	Ekurhuleni (GE)	5	1	0.5	Yes	Analysis
2	Ekurhuleni North School District Finals 2025 (U18 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
3	Tembisa Clusters 2025 (U18)	2025-03-15	2025-03-15	Rapid	Ekurhuleni (GE)	5	5	3	Yes	Analysis
4	Ekurhuleni North Schools Finals - Teams 2024 (U17 Open)	2024-08-03	2024-08-03	Standard	Ekurhuleni (GE)	5	4	0	Yes	Analysis
5	Ekurhuleni North High School Individuals 2024 (U18 Girls)	2024-05-18	2024-05-18	Standard	Ekurhuleni (GE)	5	0	0	No	Analysis

#	Games	Start				End
1	3	Tournament Tembisa Clusters 2025				Tournament Tembisa Clusters 2025
		date 2025-03-15	rnd 1	type Rapid	result 1	date 2025-03-15	rnd 3	type Rapid	result 1
		Opponent Thipe, M (Moabi)				Opponent Lebogo, M (Mmamoloko)
2	2	Tournament Ekurhuleni North School District Finals 2025				Tournament Tembisa Clusters Teams 2025
		date 2025-06-14	rnd 5	type Standard	result 1	date 2025-08-09	rnd 1	type Rapid	result 0.5
		Opponent Lipholo, K (Kamohelo)				Opponent Mashabela, S (Simphiwe)
3	1	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 3	type Standard	result 1
		Opponent Page, A (Ayden)				Opponent Page, A (Ayden)

#	Games	Start				End
1	1	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 5	type Standard	result 1	date 2025-06-14	rnd 5	type Standard	result 1
		Opponent Lipholo, K (Kamohelo)				Opponent Lipholo, K (Kamohelo)
2	1	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 3	type Standard	result 1
		Opponent Page, A (Ayden)				Opponent Page, A (Ayden)
3	1	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 1	type Standard	result 1	date 2025-06-14	rnd 1	type Standard	result 1
		Opponent Rathete, M (Malaiefa)				Opponent Rathete, M (Malaiefa)

#	Games	Start				End
1	3	Tournament Tembisa Clusters 2025				Tournament Tembisa Clusters 2025
		date 2025-03-15	rnd 1	type Rapid	result 1	date 2025-03-15	rnd 3	type Rapid	result 1
		Opponent Thipe, M (Moabi)				Opponent Lebogo, M (Mmamoloko)
2	1	Tournament Tembisa Clusters Teams 2025				Tournament Tembisa Clusters Teams 2025
		date 2025-08-09	rnd 1	type Rapid	result 0.5	date 2025-08-09	rnd 1	type Rapid	result 0.5
		Opponent Mashabela, S (Simphiwe)				Opponent Mashabela, S (Simphiwe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Tembisa Clusters 2025				Tournament Tembisa Clusters 2025
		date 2025-03-15	rnd 1	type Rapid	result 1	date 2025-03-15	rnd 3	type Rapid	result 1
		Opponent Thipe, M (Moabi)				Opponent Lebogo, M (Mmamoloko)
2	1	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 5	type Standard	result 1	date 2025-06-14	rnd 5	type Standard	result 1
		Opponent Lipholo, K (Kamohelo)				Opponent Lipholo, K (Kamohelo)
3	1	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 3	type Standard	result 1
		Opponent Page, A (Ayden)				Opponent Page, A (Ayden)

#	Games	Start				End
1	1	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 5	type Standard	result 1	date 2025-06-14	rnd 5	type Standard	result 1
		Opponent Lipholo, K (Kamohelo)				Opponent Lipholo, K (Kamohelo)
2	1	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 3	type Standard	result 1
		Opponent Page, A (Ayden)				Opponent Page, A (Ayden)
3	1	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 1	type Standard	result 1	date 2025-06-14	rnd 1	type Standard	result 1
		Opponent Rathete, M (Malaiefa)				Opponent Rathete, M (Malaiefa)

#	Games	Start				End
1	3	Tournament Tembisa Clusters 2025				Tournament Tembisa Clusters 2025
		date 2025-03-15	rnd 1	type Rapid	result 1	date 2025-03-15	rnd 3	type Rapid	result 1
		Opponent Thipe, M (Moabi)				Opponent Lebogo, M (Mmamoloko)

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	Lipholo ,K (Kamohelo)	2	1	0	1	1	425	1	0	-425	0	0	0
1	Lipholo ,K (Kamohelo)	2	1203.8	1203.8	1	1183.6	1628.8	1	1200	778.8	0	0	0
2	Page ,A (Ayden)	1	1	425	1	1	425	0	0	0	0	0	0
2	Page ,A (Ayden)	1	1237.6	1662.6	1	1255.9	1662.6	0	0	0	0	0	0
3	Moyo ,N (Ntando)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Moyo ,N (Ntando)	1	1224.5	799.5	1	1224.8	799.5	0	0	0	0	0	0
4	Hlophe ,G (Gontse)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Hlophe ,G (Gontse)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Rathete ,M (Malaiefa)	1	1	425	1	1	425	0	0	0	0	0	0
5	Rathete ,M (Malaiefa)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Labuschagne ,I (Ivan)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Labuschagne ,I (Ivan)	1	1495.9	1070.9	1	1458	1070.9	0	0	0	0	0	0
7	Sweeting ,S (Sarah)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Sweeting ,S (Sarah)	1	1247.8	822.8	1	1232.9	822.8	0	0	0	0	0	0
8	Del Grosso ,G (Gianluca Gabriele)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Del Grosso ,G (Gianluca Gabriele)	1	1542.6	1117.6	1	1506.2	1117.6	0	0	0	0	0	0
9	Helmbold ,K (Kurt)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Helmbold ,K (Kurt)	1	1336.4	911.4	1	1309.6	911.4	0	0	0	0	0	0
10	Matekenya ,L (Linqleighter)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Matekenya ,L (Linqleighter)	1	1386.7	961.7	0	0	0	1	1200	961.7	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Kobe, B (Bonolo)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms