Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kielblock, N (Nathan)

Chess SA id

1080318206

FIDE id

Date of birth

2008-06-09 (U20)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1214.4	1216.1	1199.8	1200
Raw rating	1214.4	1216.1	1199.8	1200
Weighted rating	1205.1	1205.7	1199.8	1200
Weighted performance	0	0	0	0
Floor	714.4	716.1	699.9	700
K-factor	36	36	40	36
Min/Max rating change allowed	162.4	162.1	165.9	165.8
Highest rating	1214.4 2025-09-01	1216.1 2025-09-01	1199.9 2025-03-17	1200 2025-04-01
Highest raw rating	1214.4 2025-09-01	1216.1 2025-09-01	1199.9 2025-03-17	1200 2025-04-01
Highest weighted rating	1200.9 2025-09-01	1201.1 2025-09-01	1199.9 2025-03-17	1200 2025-04-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1214.4	1216.1	1199.8	1200
Analysis
Rating	1214.4	1216.1	1199.8	1200
Raw rating	1214.4	1216.1	1199.8	1200
Weighted rating	1205.1	1205.7	1199.8
Weighted performance	0	0	0
K-factor	36	36	40	36
Floor	714.4	716.1	699.9	700
Max/Min rating change allowed	162.4	162.1	165.9	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	1214.4	1216.1	1199.8	1200
New weighted rating	1206	1206.7	1199.8	1200
New weighted performance	0	0	0	0
Temp new rating	1214.4	1216.1	1199.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1214.4	1216.1	1199.8	1200
New K-factor	36	36	40	36
New floor	714.4	716.1	699.9	700

Item	Main	Standard	Rapid
	0	0	0
	16	9	7
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	16	9	7

Games since
	Main 16	Standard 9		Rapid 7		Blitz 0
Gender	Male
Age group	U18
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	16	4	25	-212.5	1380.7	1168.2
Standard	9	2.5	27.78	-188.9	1364.4	1175.5
Rapid	7	1.5	21.43	-242.9	1401.7	1158.8
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	16	4	25	-212.5	1380.7	1168.2
Standard	9	2.5	27.78	-188.9	1364.4	1175.5
Rapid	7	1.5	21.43	-242.9	1401.7	1158.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1214.4	1216.1	1199.8	1200
2025-11-30	1214.4	1216.1	1199.8	1200
2025-11-01	1214.4	1216.1	1199.8	1200
2025-09-30	1214.4	1216.1	1199.8	1200
2025-09-01	1214.4	1216.1	1199.8	1200
2025-08-01	1199.6	1199.6	1199.8	1200
2025-07-01	1197.9	1197.4	1199.8	1200
2025-06-01	1200	1200	1199.8	1200
2025-05-01	1199.9	1200	1199.7	1200
2025-04-01	1199.5	1200	1198.1	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	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

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	Cape Town Metro North Top Schools 2025 (U19)	2025-08-01	2025-08-02	Standard	Cape Town (WCT)	5	4	2	Yes	Analysis
2	Cape Town Chess Junior League 2025 (U18)	2025-05-10	2025-05-31	Standard	Cape Town (WCT)	6	5	0.5	Yes	Analysis
3	Steinitz Festival 2025 (Open)	2025-03-15	2025-03-15	Rapid	Cape Town (WCT)	7	7	1.5	Yes	Analysis

#	Games	Start				End
1	1	Tournament Cape Town Metro North Top Schools 2025				Tournament Cape Town Metro North Top Schools 2025
		date 2025-08-02	rnd 5	type Standard	result 1	date 2025-08-02	rnd 5	type Standard	result 1
		Opponent Cogill, E (Elliot)				Opponent Cogill, E (Elliot)
2	1	Tournament Cape Town Metro North Top Schools 2025				Tournament Cape Town Metro North Top Schools 2025
		date 2025-08-02	rnd 2	type Standard	result 1	date 2025-08-02	rnd 2	type Standard	result 1
		Opponent Strauss, L (Levi)				Opponent Strauss, L (Levi)
3	1	Tournament Cape Town Chess Junior League 2025				Tournament Cape Town Chess Junior League 2025
		date 2025-05-10	rnd 1	type Standard	result 0.5	date 2025-05-10	rnd 1	type Standard	result 0.5
		Opponent Van Wyk, W (Will)				Opponent Van Wyk, W (Will)

#	Games	Start				End
1	1	Tournament Cape Town Metro North Top Schools 2025				Tournament Cape Town Metro North Top Schools 2025
		date 2025-08-02	rnd 5	type Standard	result 1	date 2025-08-02	rnd 5	type Standard	result 1
		Opponent Cogill, E (Elliot)				Opponent Cogill, E (Elliot)
2	1	Tournament Cape Town Metro North Top Schools 2025				Tournament Cape Town Metro North Top Schools 2025
		date 2025-08-02	rnd 2	type Standard	result 1	date 2025-08-02	rnd 2	type Standard	result 1
		Opponent Strauss, L (Levi)				Opponent Strauss, L (Levi)
3	1	Tournament Cape Town Chess Junior League 2025				Tournament Cape Town Chess Junior League 2025
		date 2025-05-10	rnd 1	type Standard	result 0.5	date 2025-05-10	rnd 1	type Standard	result 0.5
		Opponent Van Wyk, W (Will)				Opponent Van Wyk, W (Will)

#	Games	Start				End
1	1	Tournament Steinitz Festival 2025				Tournament Steinitz Festival 2025
		date 2025-03-15	rnd 4	type Rapid	result 1	date 2025-03-15	rnd 4	type Rapid	result 1
		Opponent Moni, C (Constance)				Opponent Moni, C (Constance)
2	1	Tournament Steinitz Festival 2025				Tournament Steinitz Festival 2025
		date 2025-03-15	rnd 2	type Rapid	result 0.5	date 2025-03-15	rnd 2	type Rapid	result 0.5
		Opponent Powis, R (Robert)				Opponent Powis, R (Robert)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Cape Town Metro North Top Schools 2025				Tournament Cape Town Metro North Top Schools 2025
		date 2025-08-02	rnd 5	type Standard	result 1	date 2025-08-02	rnd 5	type Standard	result 1
		Opponent Cogill, E (Elliot)				Opponent Cogill, E (Elliot)
2	1	Tournament Cape Town Metro North Top Schools 2025				Tournament Cape Town Metro North Top Schools 2025
		date 2025-08-02	rnd 2	type Standard	result 1	date 2025-08-02	rnd 2	type Standard	result 1
		Opponent Strauss, L (Levi)				Opponent Strauss, L (Levi)
3	1	Tournament Steinitz Festival 2025				Tournament Steinitz Festival 2025
		date 2025-03-15	rnd 4	type Rapid	result 1	date 2025-03-15	rnd 4	type Rapid	result 1
		Opponent Moni, C (Constance)				Opponent Moni, C (Constance)

#	Games	Start				End
1	1	Tournament Cape Town Metro North Top Schools 2025				Tournament Cape Town Metro North Top Schools 2025
		date 2025-08-02	rnd 5	type Standard	result 1	date 2025-08-02	rnd 5	type Standard	result 1
		Opponent Cogill, E (Elliot)				Opponent Cogill, E (Elliot)
2	1	Tournament Cape Town Metro North Top Schools 2025				Tournament Cape Town Metro North Top Schools 2025
		date 2025-08-02	rnd 2	type Standard	result 1	date 2025-08-02	rnd 2	type Standard	result 1
		Opponent Strauss, L (Levi)				Opponent Strauss, L (Levi)

#	Games	Start				End
1	1	Tournament Steinitz Festival 2025				Tournament Steinitz Festival 2025
		date 2025-03-15	rnd 4	type Rapid	result 1	date 2025-03-15	rnd 4	type Rapid	result 1
		Opponent Moni, C (Constance)				Opponent Moni, C (Constance)

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	Musakwa ,C (Courtney)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Musakwa ,C (Courtney)	1	1323.6	898.6	1	1307.2	898.6	0	0	0	0	0	0
2	Cogill ,E (Elliot)	1	1	425	1	1	425	0	0	0	0	0	0
2	Cogill ,E (Elliot)	1	1228.6	1653.6	1	1228.4	1653.6	0	0	0	0	0	0
3	Smith ,S (Shiloh)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Smith ,S (Shiloh)	1	1471	1046	1	1506.7	1046	0	0	0	0	0	0
4	Devaney ,N (Nigel)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Devaney ,N (Nigel)	1	1479.6	1054.6	1	1462.3	1054.6	0	0	0	0	0	0
5	Petersen-Bizaare ,S (Shaqeel)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Petersen-Bizaare ,S (Shaqeel)	1	1435.6	1010.6	1	1346.1	1010.6	0	0	0	0	0	0
6	Strauss ,L (Levi)	1	1	425	1	1	425	0	0	0	0	0	0
6	Strauss ,L (Levi)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Matthews ,S (Shaquille)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Matthews ,S (Shaquille)	1	1199.7	774.7	1	1199.7	774.7	0	0	0	0	0	0
8	Van Beeck ,T (Trinity)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Van Beeck ,T (Trinity)	1	1552.4	1127.4	1	1563.4	1127.4	0	0	0	0	0	0
9	Van Wyk ,W (Will)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Van Wyk ,W (Will)	1	1389	1389	1	1353.3	1389	0	0	0	0	0	0
10	Mansfield-Scaddan ,S (Sefton)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Mansfield-Scaddan ,S (Sefton)	1	1494.6	1069.6	0	0	0	1	1299.3	1069.6	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Kielblock, N (Nathan)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms