Chess South Africa Ratings Database

PLAYER PAGE

Personal

Blomerus, K (Kian)

Chess SA id

106002408

FIDE id

Date of birth

2006-09-18 (U20)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-10-05

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1549.5	1534.3	1361.5	1143.4
Raw rating	1549.5	1534.3	1361.5	1143.4
Weighted rating	1536.6	1518.3	1361.5	1143.4
Weighted performance	1270	1260	835.6	0
Floor	1052.7	1034.3	861.5	643.4
K-factor	32	32	36	40
Min/Max rating change allowed	100.8	103	131.7	179.7
Highest rating	1584.7 2023-10-01	1535.6 2023-10-01	1450.9 2020-02-01	1200 2024-02-01
Highest raw rating	1552.7 2023-11-01	1534.3 2024-12-01	1361.5 2024-02-01	1143.4 2024-02-01
Highest weighted rating	1533.2 2025-08-01	1513.9 2025-08-01	1361.5 2025-07-01	1143.4 2024-11-01
Highest weighted performance	1584.7 2023-10-01	1535.6 2023-10-01	1450.9 2020-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1549.5	1534.3	1361.5	1143.4
Analysis
Rating	1549.5	1534.3	1361.5	1143.4
Raw rating	1549.5	1534.3	1361.5	1143.4
Weighted rating	1536.6	1518.3	1361.5
Weighted performance	1270	1260	835.6
K-factor	32	32	36	40
Floor	1052.7	1034.3	861.5	643.4
Max/Min rating change allowed	100.8	103	131.7	179.7
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	1549.5	1534.3	1361.5	1143.4
New weighted rating	1538.2	1520.4	1361.5	1143.4
New weighted performance	1269.5	1259.5	835.1	0
Temp new rating	1549.5	1534.3	1361.5	1143.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1549.5	1534.3	1361.5	1143.4
New K-factor	32	32	36	40
New floor	1052.7	1034.3	861.5	643.4

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	11	11	0
	46	41	5
	32	27	5
	11	0	11
History	295	254	41

Games since
	Main 21	Standard 21		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	194	128.5	66.24	138	1251.5	1389.5
Standard	167	108.5	64.97	127.2	1246.8	1374
Rapid	27	20	74.07	204.6	1280.6	1485.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1549.5	1534.3	1361.5	1143.4
2025-09-01	1549.5	1534.3	1361.5	1143.4
2025-08-01	1549.5	1534.3	1361.5	1143.4
2025-07-01	1549.5	1534.3	1361.5	1143.4
2025-06-01	1549.5	1534.3	1361.5	1143.4
2025-05-01	1549.5	1534.3	1361.5	1143.4
2025-04-01	1549.5	1534.3	1361.5	1143.4
2025-03-01	1549.5	1534.3	1361.5	1143.4
2025-02-01	1549.5	1534.3	1361.5	1143.4
2025-01-01	1549.5	1534.3	1361.5	1143.4
2024-12-01	1549.5	1534.3	1361.5	1143.4
2024-11-01	1505.1	1479.9	1361.5	1143.4
2024-10-01	1505.1	1479.9	1361.5	1143.4
2024-09-01	1505.1	1479.9	1361.5	1143.4
2024-08-01	1505.1	1479.9	1361.5	1143.4
2024-07-01	1505.1	1479.9	1361.5	1143.4
2024-06-01	1505.1	1479.9	1361.5	1143.4
2024-08-01	1505.1	1479.9	1361.5	1143.4
2024-04-01	1505.1	1479.9	1361.5	1143.4
2024-03-01	1505.1	1479.9	1361.5	1143.4
2024-02-01	1519.2	1490.8	1361.5	1143.4
2024-01-01	1519.2	1490.8	1361.5	1143.4
2023-12-01	1519.2	1490.8	1361.5	1143.4
2023-11-01	1552.7	1529.5	1361.5	1143.4

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Paarl Boys' High Chess Festival 2024 (Elite)	2024-10-04	2024-10-05	Standard	Cape Winelands (WCW)	6	6	5.5	Yes	Analysis
2	Grey College Team Championship 2024 (A)	2024-02-23	2024-02-24	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
3	2023 Western Cape Rural Cup (U18)	2023-12-09	2023-12-10	Standard	Cape Winelands (WCW)	5	4	0.5	Yes	Analysis
4	Paarl Boys High Chess Festival 2023 (Elite Division)	2023-10-13	2023-10-14	Standard	Cape Winelands (WCW)	6	6	6	Yes	Analysis
5	Western Cape Top Schools 2023 (U18 Mixed)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	6	5.5	Yes	Analysis
6	CW Top Schools 2023 (U18 Mix)	2023-08-26	2023-08-26	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
7	Western Cape HS Individuals 2023 (U17 Boys)	2023-04-01	2023-04-02	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
8	Western Cape Inter Regional 2023 (Junior Boys)	2023-03-18	2023-03-19	Standard	Eden (WEG)	5	4	0.5	Yes	Analysis
9	Western Cape Inter Regional 2023 (Blitz)	2023-03-17	2023-03-17	Blitz	Eden (WEG)	5	0	0	No	Analysis
10	Cape Winelands Schools Prestige 2023 (U17 Boys)	2023-03-11	2023-03-11	Standard	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
11	Cape Winelands Schools Chess - Trials 1 2023 (U17 Boys)	2023-02-25	2023-02-25	Standard	Cape Winelands (WCW)	5	5	4	Yes	Analysis
12	Grey College Team Championship 2023 (A)	2023-02-03	2023-02-04	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
13	Western Cape Top Schools 2022 (U18 Mix)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	5	2.5	Yes	Analysis
14	Cape Winelands Schools Top Schools 2022 (U18 Mix)	2022-08-27	2022-08-27	Standard	Cape Winelands (WCW)	5	5	5	Yes	Analysis
15	Western Cape Schools Chess 2022 (U18 Boys)	2022-05-07	2022-05-08	Standard	Eden (WEG)	6	6	3	Yes	Analysis
16	Cape Winelands Schools 2022 (U18 Boys)	2022-03-05	2022-03-05	Standard	Cape Winelands (WCW)	5	5	4.5	Yes	Analysis
17	Central Winelands Schools Individual Trials 2022 (U18 Boys)	2022-02-19	2022-02-19	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
18	Cape Winelands Open 2022 (Intermediate)	2022-02-12	2022-02-13	Standard	Cape Winelands (WCW)	6	6	3.5	Yes	Analysis
19	Cape Winelands Schools Trials 2021 (U15 Boys)	2021-10-16	2021-10-16	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
20	Western Cape Closed 2020 (Rapid)	2021-03-06	2021-03-06	Rapid	Cape Town (WCT)	7	6	3	Yes	Analysis
21	Cape Winelands Schools Trials 1 2020 (U15 Boys)	2020-02-15	2020-02-15	Rapid	Cape Winelands (WCW)	6	6	5	Yes	Analysis
22	2019 South African Junior Team Championships (U14A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
23	2019 Kraaifontein Open (Open)	2019-12-06	2019-12-08	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
24	Stellenberg Youth Chess Championship 2019 (A)	2019-04-30	2019-05-01	Standard	Cape Town (WCT)	6	5	1	Yes	Analysis
25	Metro School Chess Closed Individual Trials 2019 (U13 Boys)	2019-03-01	2019-03-02	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
26	District North Schools Chess Trials 2019 (U13)	2019-01-25	2019-01-26	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
27	South African Junior Team Championships 2018 (U14A)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
28	2018 Western Province League (B)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	11	3	0	Yes	Analysis
29	Western Cape Schools Individuals 2018 (U13 Boys)	2018-05-19	2018-05-20	Standard	Overberg (WOS)	6	6	4	Yes	Analysis
30	2018 South African Junior Closed Chess Championships (U12 Open)	2018-04-01	2018-04-07	Standard	Chess South Africa (CSA)	11	11	5.5	Yes	Analysis
31	2018 WP Schools Closed Trials (U13 Boys)	2018-03-09	2018-03-10	Standard	Cape Town (WCT)	6	6	4.5	Yes	Analysis
32	2018 Steinitz Chess Festival (B)	2018-03-21	2018-03-25	Standard	Cape Town (WCT)	7	5	3	Yes	Analysis
33	District North Schools Chess Open Trials 2018 (U13)	2018-02-09	2018-02-10	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
34	South African Junior Wildcard Championships 2017 (U12 Open)	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
35	South African Junior Team Championships 2017 (U12A)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	4	Yes	Analysis

#	Games	Start				End
1	14	Tournament CW Top Schools 2023				Tournament Paarl Boys High Chess Festival 2023
		date 2023-08-26	rnd 4	type Rapid	result 1	date 2023-10-14	rnd 6	type Standard	result 1
		Opponent Assam, Z (Zachary)				Opponent Gaffoor, E (Eesa)
2	14	Tournament South African Junior Wildcard Championships 2017				Tournament 2018 WP Schools Closed Trials
		date 2018-01-10	rnd 4	type Standard	result 0.5	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Coetzer, Q (Quinn)				Opponent Parenzee, E (Ethan)
3	10	Tournament 2019 South African Junior Team Championships				Tournament Western Cape Closed 2020
		date 2020-01-07	rnd 6	type Standard	result 1	date 2021-03-06	rnd 3	type Rapid	result 1
		Opponent Stemmet, J (Jaun)				Opponent Cockin, R (Ruan)

#	Games	Start				End
1	14	Tournament South African Junior Wildcard Championships 2017				Tournament 2018 WP Schools Closed Trials
		date 2018-01-10	rnd 4	type Standard	result 0.5	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Coetzer, Q (Quinn)				Opponent Parenzee, E (Ethan)
2	13	Tournament Western Cape HS Individuals 2023				Tournament Paarl Boys High Chess Festival 2023
		date 2023-04-02	rnd 6	type Standard	result 1	date 2023-10-14	rnd 6	type Standard	result 1
		Opponent Williams, I (Igor)				Opponent Gaffoor, E (Eesa)
3	6	Tournament Paarl Boys' High Chess Festival 2024				Tournament Paarl Boys' High Chess Festival 2024
		date 2024-10-04	rnd 1	type Standard	result 0.5	date 2024-10-05	rnd 6	type Standard	result 1
		Opponent Van Rheede Van Oudtshoorn, E (Ewald)				Opponent Olivier, C (Caleb)

#	Games	Start				End
1	8	Tournament Cape Winelands Schools Trials 1 2020				Tournament Western Cape Closed 2020
		date 2020-02-15	rnd 1	type Rapid	result 1	date 2021-03-06	rnd 3	type Rapid	result 1
		Opponent Christians, M (Matthew)				Opponent Cockin, R (Ruan)
2	6	Tournament Cape Winelands Schools Trials 2021				Tournament Central Winelands Schools Individual Trials 2022
		date 2021-10-16	rnd 4	type Rapid	result 1	date 2022-02-19	rnd 4	type Rapid	result 1
		Opponent White, D (Dvenerio)				Opponent Abrahams, B (Basheer)
3	2	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-26	rnd 4	type Rapid	result 1	date 2023-08-26	rnd 5	type Rapid	result 1
		Opponent Assam, Z (Zachary)				Opponent Janse Van Vuuren, K (Keagan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	10	Tournament Western Cape Top Schools 2023				Tournament Paarl Boys High Chess Festival 2023
		date 2023-09-02	rnd 3	type Standard	result 1	date 2023-10-14	rnd 6	type Standard	result 1
		Opponent Msebi, S (Simamkele)				Opponent Gaffoor, E (Eesa)
2	6	Tournament Cape Winelands Schools Top Schools 2022				Tournament Western Cape Top Schools 2022
		date 2022-08-27	rnd 1	type Standard	result 1	date 2022-09-16	rnd 1	type Standard	result 1
		Opponent Snyman, A (Alex)				Opponent Winter, C (Cuthanzario)
3	5	Tournament Paarl Boys' High Chess Festival 2024				Tournament Paarl Boys' High Chess Festival 2024
		date 2024-10-04	rnd 2	type Standard	result 1	date 2024-10-05	rnd 6	type Standard	result 1
		Opponent Schnabel, SP (Stephan)				Opponent Olivier, C (Caleb)

#	Games	Start				End
1	10	Tournament Western Cape Top Schools 2023				Tournament Paarl Boys High Chess Festival 2023
		date 2023-09-02	rnd 3	type Standard	result 1	date 2023-10-14	rnd 6	type Standard	result 1
		Opponent Msebi, S (Simamkele)				Opponent Gaffoor, E (Eesa)
2	6	Tournament Cape Winelands Schools Top Schools 2022				Tournament Western Cape Top Schools 2022
		date 2022-08-27	rnd 1	type Standard	result 1	date 2022-09-16	rnd 1	type Standard	result 1
		Opponent Snyman, A (Alex)				Opponent Winter, C (Cuthanzario)
3	5	Tournament Paarl Boys' High Chess Festival 2024				Tournament Paarl Boys' High Chess Festival 2024
		date 2024-10-04	rnd 2	type Standard	result 1	date 2024-10-05	rnd 6	type Standard	result 1
		Opponent Schnabel, SP (Stephan)				Opponent Olivier, C (Caleb)

#	Games	Start				End
1	6	Tournament Cape Winelands Schools Trials 2021				Tournament Central Winelands Schools Individual Trials 2022
		date 2021-10-16	rnd 4	type Rapid	result 1	date 2022-02-19	rnd 4	type Rapid	result 1
		Opponent White, D (Dvenerio)				Opponent Abrahams, B (Basheer)
2	3	Tournament Cape Winelands Schools Trials 1 2020				Tournament Western Cape Closed 2020
		date 2020-02-15	rnd 6	type Rapid	result 1	date 2021-03-06	rnd 3	type Rapid	result 1
		Opponent Nel, MD (Markus Daniel)				Opponent Cockin, R (Ruan)
3	3	Tournament Cape Winelands Schools Trials 1 2020				Tournament Cape Winelands Schools Trials 1 2020
		date 2020-02-15	rnd 1	type Rapid	result 1	date 2020-02-15	rnd 3	type Rapid	result 1
		Opponent Christians, M (Matthew)				Opponent Sawall, E (Ethan)

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	Van Tonder ,W (Wium)	4	1	-212.5	2	0.5	-212.5	2	0.5	-212.5	0	0	0
1	Van Tonder ,W (Wium)	4	1431.4	1218.9	2	1423.7	1218.9	2	1290.4	1218.9	0	0	0
2	Myburgh ,A (Aj)	3	3	425	3	3	425	0	0	0	0	0	0
2	Myburgh ,A (Aj)	3	1109.5	1534.5	3	1108.5	1534.5	0	0	0	0	0	0
3	Nguyen ,MT (Minh Thien)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Nguyen ,MT (Minh Thien)	2	1035.6	610.6	2	1035.6	610.6	0	0	0	0	0	0
4	Rosenberg ,W (Wagheed)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
4	Rosenberg ,W (Wagheed)	2	1394.8	1607.3	2	1363.8	1607.3	0	0	0	0	0	0
5	Boshoff ,C (Chris)	2	1	0	2	1	0	0	0	0	0	0	0
5	Boshoff ,C (Chris)	2	1413.8	1413.8	2	1405.5	1413.8	0	0	0	0	0	0
6	Zwane ,K (Khwezi)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
6	Zwane ,K (Khwezi)	2	1150.7	938.2	2	1148.6	938.2	0	0	0	0	0	0
7	Claassen ,R (Ruwaldo)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
7	Claassen ,R (Ruwaldo)	2	1420.2	1207.7	2	1398	1207.7	0	0	0	0	0	0
8	Geyser ,K (Kobus)	2	1	0	2	1	0	0	0	0	0	0	0
8	Geyser ,K (Kobus)	2	1514.3	1514.3	2	1512.7	1514.3	0	0	0	0	0	0
9	Storey ,L (Liam)	2	2	425	2	2	425	0	0	0	0	0	0
9	Storey ,L (Liam)	2	1258.4	1683.4	2	1210.4	1683.4	0	0	0	0	0	0
10	Petronio ,A (Alessandro)	2	2	425	2	2	425	0	0	0	0	0	0
10	Petronio ,A (Alessandro)	2	1182.9	1607.9	2	1185.3	1607.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Blomerus, K (Kian)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms