Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kate, B (Bulumko)

Chess SA id

1110162646

FIDE id

Date of birth

2011-12-23 (U16)

Gender

Male

Region

Sarah Baartman (ESB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-10

Personal details last changed

2025-09-09

Junior GPX Games

Junior GPX Points

1307.3

Item	Main	Standard	Rapid	Blitz
Rating	1300.7	1293.7	1236.4	1200
Raw rating	1300.7	1293.7	1236.4	1200
Weighted rating	1240.4	1224.6	1233.5	1200
Weighted performance	1236.5	1234.5	0	0
Floor	824.1	820.6	736.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	143.7	145.1	157.4	165.8
Highest rating	1324.1 2025-05-05	1320.6 2025-05-05	1314.5 2023-09-01	1200 2018-10-01
Highest raw rating	1324.1 2025-05-05	1320.6 2025-05-05	1236.4 2024-08-01	1200 2024-03-01
Highest weighted rating	1324.1 2024-03-01	1320.6 2018-10-01	1232.2 2025-08-01	1200 2018-10-01
Highest weighted performance	1324.1 2025-05-05	1320.6 2019-12-01	1314.5 2023-09-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1300.7	1293.7	1236.4	1200
Analysis
Rating	1300.7	1293.7	1236.4	1200
Raw rating	1300.7	1293.7	1236.4	1200
Weighted rating	1240.4	1224.6	1233.5
Weighted performance	1236.5	1234.5	0
K-factor	36	36	36	36
Floor	824.1	820.6	736.4	700
Max/Min rating change allowed	143.7	145.1	157.4	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	1300.7	1293.7	1236.4	1200
New weighted rating	1246.8	1231.7	1234.1	1200
New weighted performance	1235.1	1233.1	0	0
Temp new rating	1300.7	1293.7	1236.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1300.7	1293.7	1236.4	1200
New K-factor	36	36	36	36
New floor	824.1	820.6	736.4	700

Item	Main	Standard	Rapid
	0	0	0
	24	24	0
	20	15	5
	4	0	4
	0	0	0
	0	0	0
History	48	39	9

Games since
	Main 44	Standard 39		Rapid 5		Blitz 0
Gender	M
Age group	U16
Region	Sarah Baartman (ESB)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	3191		425		115
M	16		1		1
U16	506		71		18
U16 M	2		1		1
Standard
	RSA		Province		Region
Overall	3117		431		110
M	15		1		1
U16	509		68		16
U16 M	2		1		1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
M	-1		-1		-1
U16	-1		-1		-1
U16 M	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
M	-1		-1		-1
U16	-1		-1		-1
U16 M	-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	14	58.33	70.8	1244.5	1315.3
Standard	24	14	58.33	70.8	1244.5	1315.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	48	24.5	51.04	8.9	1236.3	1245.2
Standard	39	19	48.72	-10.9	1237.1	1226.2
Rapid	9	5.5	61.11	94.4	1232.8	1327.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1300.7	1293.7	1236.4	1200
2025-09-01	1300.7	1293.7	1236.4	1200
2025-08-01	1300.7	1293.7	1236.4	1200
2025-07-01	1300.7	1293.7	1236.4	1200
2025-06-01	1300.7	1293.7	1236.4	1200
2025-05-01	1324.1	1320.6	1236.4	1200
2025-04-01	1276.6	1259	1236.4	1200
2025-03-01	1203.4	1188.5	1236.4	1200
2025-02-01	1184.4	1163.8	1236.4	1200
2025-01-01	1175	1141.6	1236.4	1200
2024-12-01	1175	1141.6	1236.4	1200
2024-11-01	1175	1141.6	1236.4	1200
2024-10-01	1175	1141.6	1236.4	1200
2024-09-01	1175	1141.6	1236.4	1200
2024-08-01	1175	1141.6	1236.4	1200
2024-07-01	1154	1136.6	1217.3	1200
2024-06-01	1184.5	1173.7	1217.3	1200
2024-08-01	1184.5	1173.7	1217.3	1200
2024-04-01	1184.5	1173.7	1217.3	1200
2024-03-01	1206.9	1200	1217.3	1200
2024-02-01	1206.9	1200	1217.3	1200
2024-01-01	1206.9	1200	1217.3	1200
2023-12-01	1206.9	1200	1217.3	1200
2023-11-01	1206.9	1200	1217.3	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	SBDCA Closed 2025 (U14 Boys)	2025-05-10	2025-05-10	Standard	Sarah Baartman (ESB)	6	5	2	Yes	Analysis
2	SBDCU Trial 9 2025 (U14)	2025-04-26	2025-04-26	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
3	SBDCU Trial 6 2025 (U14)	2025-03-15	2025-03-15	Standard	Sarah Baartman (ESB)	5	4	2	Yes	Analysis
4	Rhodes Open 2025 (C)	2025-03-22	2025-03-22	Standard	Sarah Baartman (ESB)	5	5	4	Yes	Analysis
5	SBDCU Trials 5 Makhanda Leg 2025 (U14)	2025-02-22	2025-02-22	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	SBDCA Closed 2025 (U14 Boys)	2025-05-10	2025-05-10	Standard	Sarah Baartman (ESB)	6	5	2	Yes	Analysis
2	SBDCU Trial 9 2025 (U14)	2025-04-26	2025-04-26	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
3	SBDCU Trial 6 2025 (U14)	2025-03-15	2025-03-15	Standard	Sarah Baartman (ESB)	5	4	2	Yes	Analysis
4	Rhodes Open 2025 (C)	2025-03-22	2025-03-22	Standard	Sarah Baartman (ESB)	5	5	4	Yes	Analysis
5	SBDCU Trials 5 Makhanda Leg 2025 (U14)	2025-02-22	2025-02-22	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
6	SBDCU Closed Trials 2024 (U14 Boys)	2024-07-27	2024-07-27	Standard	Sarah Baartman (ESB)	5	5	2	Yes	Analysis
7	Makhanda Schools Championship 2024 (B Boys)	2024-07-20	2024-07-20	Rapid	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
8	SBDCU Trial 3 2024 (U14)	2024-06-01	2024-06-01	Standard	Sarah Baartman (ESB)	5	5	1.5	Yes	Analysis
9	SBDCU Trial 2 2024 (U14)	2024-03-23	2024-03-23	Standard	Sarah Baartman (ESB)	5	5	1.5	Yes	Analysis
10	Makhanda Schools Chess Championship 2023 (C)	2023-09-30	2023-09-30	Rapid	Sarah Baartman (ESB)	6	4	2.5	Yes	Analysis

#	Games	Start				End
1	5	Tournament Rhodes Open 2025				Tournament SBDCU Trial 9 2025
		date 2025-03-22	rnd 2	type Standard	result 1	date 2025-04-26	rnd 1	type Standard	result 1
		Opponent Gosha, M (Mark)				Opponent Sintayehu, H (Haset)
2	5	Tournament SBDCU Closed Trials 2024				Tournament SBDCU Trials 5 Makhanda Leg 2025
		date 2024-07-27	rnd 4	type Standard	result 1	date 2025-02-22	rnd 3	type Standard	result 1
		Opponent Mbambani, S (Sinethemba)				Opponent Noah, A (Anentlanhla)
3	2	Tournament SBDCA Closed 2025				Tournament SBDCA Closed 2025
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-05-10	rnd 6	type Standard	result 1
		Opponent Platt, Z (Zenedick)				Opponent Hawladar, M (Mahruf)

#	Games	Start				End
1	5	Tournament Rhodes Open 2025				Tournament SBDCU Trial 9 2025
		date 2025-03-22	rnd 2	type Standard	result 1	date 2025-04-26	rnd 1	type Standard	result 1
		Opponent Gosha, M (Mark)				Opponent Sintayehu, H (Haset)
2	5	Tournament SBDCU Closed Trials 2024				Tournament SBDCU Trials 5 Makhanda Leg 2025
		date 2024-07-27	rnd 4	type Standard	result 1	date 2025-02-22	rnd 3	type Standard	result 1
		Opponent Mbambani, S (Sinethemba)				Opponent Noah, A (Anentlanhla)
3	2	Tournament SBDCA Closed 2025				Tournament SBDCA Closed 2025
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-05-10	rnd 6	type Standard	result 1
		Opponent Platt, Z (Zenedick)				Opponent Hawladar, M (Mahruf)

#	Games	Start				End
1	3	Tournament Makhanda Schools Chess Championship 2023				Tournament Makhanda Schools Championship 2024
		date 2023-09-30	rnd 5	type Rapid	result 1	date 2024-07-20	rnd 2	type Rapid	result 1
		Opponent Plaatjie, N (Nqobile)				Opponent Ephram, K (Kelly)
2	2	Tournament Makhanda Schools Chess Championship 2023				Tournament Makhanda Schools Chess Championship 2023
		date 2023-09-30	rnd 2	type Rapid	result 1	date 2023-09-30	rnd 3	type Rapid	result 0.5
		Opponent Swaartbooi, K (Khazimla)				Opponent Sewelo, O (Omolemo)
3	1	Tournament Makhanda Schools Championship 2024				Tournament Makhanda Schools Championship 2024
		date 2024-07-20	rnd 5	type Rapid	result 1	date 2024-07-20	rnd 5	type Rapid	result 1
		Opponent Norden, B (Brennan)				Opponent Norden, B (Brennan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Rhodes Open 2025				Tournament SBDCU Trial 9 2025
		date 2025-03-22	rnd 2	type Standard	result 1	date 2025-04-26	rnd 1	type Standard	result 1
		Opponent Gosha, M (Mark)				Opponent Sintayehu, H (Haset)
2	5	Tournament SBDCU Closed Trials 2024				Tournament SBDCU Trials 5 Makhanda Leg 2025
		date 2024-07-27	rnd 4	type Standard	result 1	date 2025-02-22	rnd 3	type Standard	result 1
		Opponent Mbambani, S (Sinethemba)				Opponent Noah, A (Anentlanhla)
3	2	Tournament SBDCA Closed 2025				Tournament SBDCA Closed 2025
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-05-10	rnd 6	type Standard	result 1
		Opponent Platt, Z (Zenedick)				Opponent Hawladar, M (Mahruf)

#	Games	Start				End
1	5	Tournament Rhodes Open 2025				Tournament SBDCU Trial 9 2025
		date 2025-03-22	rnd 2	type Standard	result 1	date 2025-04-26	rnd 1	type Standard	result 1
		Opponent Gosha, M (Mark)				Opponent Sintayehu, H (Haset)
2	5	Tournament SBDCU Closed Trials 2024				Tournament SBDCU Trials 5 Makhanda Leg 2025
		date 2024-07-27	rnd 4	type Standard	result 1	date 2025-02-22	rnd 3	type Standard	result 1
		Opponent Mbambani, S (Sinethemba)				Opponent Noah, A (Anentlanhla)
3	2	Tournament SBDCA Closed 2025				Tournament SBDCA Closed 2025
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-05-10	rnd 6	type Standard	result 1
		Opponent Platt, Z (Zenedick)				Opponent Hawladar, M (Mahruf)

#	Games	Start				End
1	3	Tournament Makhanda Schools Chess Championship 2023				Tournament Makhanda Schools Championship 2024
		date 2023-09-30	rnd 5	type Rapid	result 1	date 2024-07-20	rnd 2	type Rapid	result 1
		Opponent Plaatjie, N (Nqobile)				Opponent Ephram, K (Kelly)
2	1	Tournament Makhanda Schools Championship 2024				Tournament Makhanda Schools Championship 2024
		date 2024-07-20	rnd 5	type Rapid	result 1	date 2024-07-20	rnd 5	type Rapid	result 1
		Opponent Norden, B (Brennan)				Opponent Norden, B (Brennan)
3	1	Tournament Makhanda Schools Chess Championship 2023				Tournament Makhanda Schools Chess Championship 2023
		date 2023-09-30	rnd 2	type Rapid	result 1	date 2023-09-30	rnd 2	type Rapid	result 1
		Opponent Swaartbooi, K (Khazimla)				Opponent Swaartbooi, K (Khazimla)

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	Hendricks ,Z (Zayden)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
1	Hendricks ,Z (Zayden)	3	1178.3	895	3	1156.8	895	0	0	0	0	0	0
2	Hawladar ,M (Mahruf)	2	1	0	2	1	0	0	0	0	0	0	0
2	Hawladar ,M (Mahruf)	2	1192	1192	2	1190.8	1192	0	0	0	0	0	0
3	Ndyova ,M (Melumzi Eben)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Ndyova ,M (Melumzi Eben)	2	1437.7	1012.7	2	1429.9	1012.7	0	0	0	0	0	0
4	Mgidlana ,S (Sinalo)	2	0	-425	1	0	-425	1	0	-425	0	0	0
4	Mgidlana ,S (Sinalo)	2	1207.1	782.1	1	1200	782.1	1	1200	782.1	0	0	0
5	Luo ,R (Rong Qin)	1	1	425	1	1	425	0	0	0	0	0	0
5	Luo ,R (Rong Qin)	1	1208.4	1633.4	1	1228.7	1633.4	0	0	0	0	0	0
6	Goliath ,C (Caron)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Goliath ,C (Caron)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Sintayehu ,H (Haset)	1	1	425	1	1	425	0	0	0	0	0	0
7	Sintayehu ,H (Haset)	1	1202.3	1627.3	1	1197.1	1627.3	0	0	0	0	0	0
8	Hudson ,K (Keith)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Hudson ,K (Keith)	1	1086.8	661.8	1	1064	661.8	0	0	0	0	0	0
9	Claassen ,E (Enrique)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Claassen ,E (Enrique)	1	1688	1263	1	1672.6	1263	0	0	0	0	0	0
10	Gosha ,M (Mark)	1	1	425	1	1	425	0	0	0	0	0	0
10	Gosha ,M (Mark)	1	1228.9	1653.9	1	1236.7	1653.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Kate, B (Bulumko)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms