Chess South Africa Ratings Database

PLAYER PAGE

Personal

Henn, R (Robert)

Chess SA id

1120151669

FIDE id

Date of birth

2012-09-25 (U16)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1412.4	1385.8	1215.3	1200
Raw rating	1412.4	1385.8	1215.3	1200
Weighted rating	1373	1349	1209.8	1200
Weighted performance	1281	1224.8	1031.7	0
Floor	933	903.9	756.9	700
K-factor	32	32	36	36
Min/Max rating change allowed	122.5	127.3	162.2	165.8
Highest rating	1433 2025-03-01	1403.9 2025-03-01	1335.2 2024-04-01	1200 2018-10-01
Highest raw rating	1433 2025-03-01	1403.9 2025-03-01	1256.9 2024-05-01	1200 2024-03-01
Highest weighted rating	1366.2 2025-11-30	1312.4 2025-08-01	1256.9 2024-10-01	1200 2018-10-01
Highest weighted performance	1433 2025-03-01	1403.9 2025-01-01	1335.2 2024-04-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1412.4	1385.8	1215.3	1200
Analysis
Rating	1412.4	1385.8	1215.3	1200
Raw rating	1412.4	1385.8	1215.3	1200
Weighted rating	1373	1349	1209.8
Weighted performance	1281	1224.8	1031.7
K-factor	32	32	36	36
Floor	933	903.9	756.9	700
Max/Min rating change allowed	122.5	127.3	162.2	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	1412.4	1385.8	1215.3	1200
New weighted rating	1379.2	1354.7	1210	1200
New weighted performance	1271.8	1215.5	1024.1	0
Temp new rating	1412.4	1385.8	1215.3	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1412.4	1385.8	1215.3	1200
New K-factor	32	32	36	36
New floor	933	903.9	756.9	700

Item	Main	Standard	Rapid
	0	0	0
	12	7	5
	60	35	25
	23	17	6
	0	0	0
	0	0	0
History	95	59	36

Games since
	Main 72	Standard 42		Rapid 30		Blitz 0
Gender	Male
Age group	U14
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	2059		254		89
Male	1690		213		75
U14	330		52		16
U14 Male	243		40		10
Standard
	RSA		Province		Region
Overall	2255		283		95
Male	1830		236		78
U14	380		60		19
U14 Male	278		48		13
Rapid
	RSA		Province		Region
Overall	1578		118		37
Male	1217		95		31
U14	353		28		6
U14 Male	247		20		4
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	50	0	1447.7	1447.7
Standard	7	4	57.14	60.7	1434.8	1495.6
Rapid	5	2	40	-85	1465.6	1380.6
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	95	48	50.53	4.5	1299.8	1304.3
Standard	59	31	52.54	21.6	1286.3	1308
Rapid	36	17	47.22	-23.6	1321.9	1298.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1412.4	1385.8	1215.3	1200
2025-11-30	1412.4	1385.8	1215.3	1200
2025-11-01	1416.3	1385.8	1209.9	1200
2025-09-30	1416.3	1385.8	1209.9	1200
2025-09-01	1416.3	1385.8	1209.9	1200
2025-08-01	1416.3	1385.8	1209.9	1200
2025-07-01	1416.3	1385.8	1209.9	1200
2025-06-01	1416.3	1385.8	1209.9	1200
2025-05-01	1416.3	1385.8	1209.9	1200
2025-04-01	1416.3	1385.8	1209.9	1200
2025-03-01	1433	1403.9	1209.8	1200
2025-02-01	1311.7	1306.6	1207.8	1200
2025-01-01	1311.7	1306.6	1179.5	1200
2024-12-01	1258.4	1254	1179.5	1200
2024-11-01	1257.8	1254	1179.5	1200
2024-10-01	1247.1	1231.7	1219.1	1200
2024-09-01	1247.1	1231.7	1219.1	1200
2024-11-01	1247.1	1231.7	1219.1	1200
2024-07-01	1266.8	1255.1	1219.1	1200
2024-06-01	1286.5	1255.1	1256.9	1200
2024-05-01	1294.6	1252.6	1256.9	1200
2024-04-01	1261.8	1253.3	1216.6	1200
2024-03-01	1243.1	1229.5	1216.6	1200
2024-02-01	1224	1223	1207.2	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	Laerskool George Suid 2025 (Ope)	2025-10-25	2025-10-25	Rapid	Eden (WEG)	5	5	2	Yes	Analysis
2	NMB 2nd Trials 2025 (U14)	2025-03-07	2025-03-08	Standard	Nelson Mandela Bay (ENM)	6	3	1	Yes	Analysis
3	Pearson High Chess Festival 2025 (C)	2025-02-21	2025-02-22	Standard	Nelson Mandela Bay (ENM)	5	4	3	Yes	Analysis
4	Mzansi Interprovincial Youth Chess Championships 2024 (U14 Open Premier)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	3.5	Yes	Analysis
5	UCC Club Champs 2024 (B)	2024-10-08	2024-11-05	Standard	Nelson Mandela Bay (ENM)	5	2	1	Yes	Analysis
6	George Suid Senior Skaaktoernooi 2024	2024-10-26	2024-10-26	Rapid	Eden (WEG)	5	5	2	Yes	Analysis
7	NMBCU Top Schools Final 2024 (Primary School)	2024-10-19	2024-10-29	Standard	Nelson Mandela Bay (ENM)	3	3	2	Yes	Analysis
8	NMBCU Top Schools 2024 (Senior Primary)	2024-10-12	2024-10-12	Rapid	Nelson Mandela Bay (ENM)	5	5	2	Yes	Analysis
9	NMBCU Trials 4 2024 (U14)	2024-07-12	2024-07-13	Standard	Nelson Mandela Bay (ENM)	6	2	0	Yes	Analysis
10	Uitenhage Chess Club Presidential Cup 2024 (B)	2024-04-30	2024-05-14	Rapid	Nelson Mandela Bay (ENM)	6	5	2	Yes	Analysis
11	NMBCU Trial 3 2024 (U14)	2024-05-10	2024-05-11	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
12	UCC Rapid April 2024	2024-04-09	2024-04-23	Rapid	Nelson Mandela Bay (ENM)	6	4	3	Yes	Analysis
13	NMBCU Trials 2 2024 (U14)	2024-04-12	2024-04-13	Standard	Nelson Mandela Bay (ENM)	6	5	2	Yes	Analysis
14	NMBCU Trials 2 2024 (U12)	2024-04-12	2024-04-13	Standard	Nelson Mandela Bay (ENM)	6	0	0	No	Analysis
15	UCC Protea Cup 2024 (B)	2024-02-20	2024-03-26	Standard	Nelson Mandela Bay (ENM)	5	4	3	Yes	Analysis
16	Uitenhage Chess Club Rapid January 2024	2024-01-30	2024-02-13	Rapid	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
17	NMBCU Trials 1 2024 (U14)	2024-02-16	2024-02-16	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
18	UCC Club Champs 2023 (B)	2023-10-17	2023-11-21	Standard	Nelson Mandela Bay (ENM)	5	2	1	Yes	Analysis
19	Uitenhage Chess Club Grand Prix 2023 (B)	2023-08-25	2023-08-26	Standard	Nelson Mandela Bay (ENM)	5	3	1.5	Yes	Analysis
20	UCC Presidential Cup 2023 (B)	2023-07-18	2023-08-15	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
21	UCC Protea Cup 2023 (B)	2023-04-15	2023-05-30	Standard	Nelson Mandela Bay (ENM)	8	7	4	Yes	Analysis
22	Uitenhage Chess Club Inaugural Rapid Tournament 2023	2023-02-21	2023-03-27	Rapid	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament Pearson High Chess Festival 2025				Tournament NMB 2nd Trials 2025
		date 2025-02-22	rnd 4	type Standard	result 1	date 2025-03-07	rnd 1	type Standard	result 1
		Opponent Sonti, K (Khwezi)				Opponent Smile, O (Osakhe)
2	3	Tournament Mzansi Interprovincial Youth Chess Championships 2024				Tournament Mzansi Interprovincial Youth Chess Championships 2024
		date 2024-12-17	rnd 4	type Standard	result 1	date 2024-12-18	rnd 6	type Standard	result 1
		Opponent Koutsouvelis, J (Joshua)				Opponent Botlhole, E (Erato)
3	3	Tournament NMBCU Top Schools Final 2024				Tournament Mzansi Interprovincial Youth Chess Championships 2024
		date 2024-10-29	rnd 3	type Standard	result 1	date 2024-12-16	rnd 2	type Standard	result 0.5
		Opponent Marthinus, B (Brenden)				Opponent Ngewu, E (Elowo)

#	Games	Start				End
1	3	Tournament Pearson High Chess Festival 2025				Tournament NMB 2nd Trials 2025
		date 2025-02-22	rnd 4	type Standard	result 1	date 2025-03-07	rnd 1	type Standard	result 1
		Opponent Sonti, K (Khwezi)				Opponent Smile, O (Osakhe)
2	3	Tournament Mzansi Interprovincial Youth Chess Championships 2024				Tournament Mzansi Interprovincial Youth Chess Championships 2024
		date 2024-12-17	rnd 4	type Standard	result 1	date 2024-12-18	rnd 6	type Standard	result 1
		Opponent Koutsouvelis, J (Joshua)				Opponent Botlhole, E (Erato)
3	3	Tournament NMBCU Top Schools Final 2024				Tournament Mzansi Interprovincial Youth Chess Championships 2024
		date 2024-10-29	rnd 3	type Standard	result 1	date 2024-12-16	rnd 2	type Standard	result 0.5
		Opponent Marthinus, B (Brenden)				Opponent Ngewu, E (Elowo)

#	Games	Start				End
1	2	Tournament NMBCU Top Schools 2024				Tournament George Suid Senior Skaaktoernooi 2024
		date 2024-10-12	rnd 5	type Rapid	result 1	date 2024-10-26	rnd 1	type Rapid	result 1
		Opponent Beyi, H (Hlumelo)				Opponent Coleman, G (Gabriella)
2	2	Tournament UCC Rapid April 2024				Tournament UCC Rapid April 2024
		date 2024-04-16	rnd 3	type Rapid	result 1	date 2024-04-16	rnd 4	type Rapid	result 1
		Opponent Bester, M (Michael)				Opponent Hoogh, E (Ethan)
3	2	Tournament Uitenhage Chess Club Rapid January 2024				Tournament Uitenhage Chess Club Rapid January 2024
		date 2024-02-06	rnd 4	type Rapid	result 1	date 2024-02-13	rnd 5	type Rapid	result 1
		Opponent Coetzee, S (Schalk)				Opponent Schler, J (Jannei)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Pearson High Chess Festival 2025				Tournament NMB 2nd Trials 2025
		date 2025-02-22	rnd 4	type Standard	result 1	date 2025-03-07	rnd 1	type Standard	result 1
		Opponent Sonti, K (Khwezi)				Opponent Smile, O (Osakhe)
2	3	Tournament UCC Protea Cup 2023				Tournament UCC Protea Cup 2023
		date 2023-05-09	rnd 5	type Standard	result 1	date 2023-05-23	rnd 7	type Standard	result 1
		Opponent Nel, L (Liam)				Opponent Hall, J (Joshua)
3	2	Tournament NMBCU Top Schools 2024				Tournament NMBCU Top Schools Final 2024
		date 2024-10-12	rnd 5	type Rapid	result 1	date 2024-10-19	rnd 1	type Standard	result 1
		Opponent Beyi, H (Hlumelo)				Opponent Holtshauzen, R (Rueben)

#	Games	Start				End
1	3	Tournament Pearson High Chess Festival 2025				Tournament NMB 2nd Trials 2025
		date 2025-02-22	rnd 4	type Standard	result 1	date 2025-03-07	rnd 1	type Standard	result 1
		Opponent Sonti, K (Khwezi)				Opponent Smile, O (Osakhe)
2	3	Tournament UCC Protea Cup 2023				Tournament UCC Protea Cup 2023
		date 2023-05-09	rnd 5	type Standard	result 1	date 2023-05-23	rnd 7	type Standard	result 1
		Opponent Nel, L (Liam)				Opponent Hall, J (Joshua)
3	2	Tournament UCC Club Champs 2024				Tournament NMBCU Top Schools Final 2024
		date 2024-10-08	rnd 1	type Standard	result 1	date 2024-10-19	rnd 1	type Standard	result 1
		Opponent Van Huyssteen, N (Nathan)				Opponent Holtshauzen, R (Rueben)

#	Games	Start				End
1	2	Tournament NMBCU Top Schools 2024				Tournament George Suid Senior Skaaktoernooi 2024
		date 2024-10-12	rnd 5	type Rapid	result 1	date 2024-10-26	rnd 1	type Rapid	result 1
		Opponent Beyi, H (Hlumelo)				Opponent Coleman, G (Gabriella)
2	2	Tournament UCC Rapid April 2024				Tournament UCC Rapid April 2024
		date 2024-04-16	rnd 3	type Rapid	result 1	date 2024-04-16	rnd 4	type Rapid	result 1
		Opponent Bester, M (Michael)				Opponent Hoogh, E (Ethan)
3	2	Tournament Uitenhage Chess Club Rapid January 2024				Tournament Uitenhage Chess Club Rapid January 2024
		date 2024-02-06	rnd 4	type Rapid	result 1	date 2024-02-13	rnd 5	type Rapid	result 1
		Opponent Coetzee, S (Schalk)				Opponent Schler, J (Jannei)

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	Snyman ,K (Karlien)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
1	Snyman ,K (Karlien)	3	1154.7	1438.1	3	1144.1	1438.1	0	0	0	0	0	0
2	Jacobs ,J (Joel)	3	1	-141.7	2	1	0	1	0	-425	0	0	0
2	Jacobs ,J (Joel)	3	1431.2	1289.5	2	1430.6	1431.2	1	1200	1006.2	0	0	0
3	Schler ,J (Jayden)	3	0	-425	2	0	-425	1	0	-425	0	0	0
3	Schler ,J (Jayden)	3	1392.1	967.1	2	1372.6	967.1	1	1285.2	967.1	0	0	0
4	Van Der Bank ,Z (Zak)	3	0	-425	1	0	-425	2	0	-425	0	0	0
4	Van Der Bank ,Z (Zak)	3	1370	945	1	1396.6	945	2	1123.4	945	0	0	0
5	Smile ,O (Osakhe)	2	2	425	2	2	425	0	0	0	0	0	0
5	Smile ,O (Osakhe)	2	1213.4	1638.4	2	1210	1638.4	0	0	0	0	0	0
6	Nel ,L (Liam)	2	1	0	2	1	0	0	0	0	0	0	0
6	Nel ,L (Liam)	2	1232	1232	2	1212.8	1232	0	0	0	0	0	0
7	Surmon ,E (Ethan)	2	1	0	2	1	0	0	0	0	0	0	0
7	Surmon ,E (Ethan)	2	1176.2	1176.2	2	1175.4	1176.2	0	0	0	0	0	0
8	Verwey ,M (Malan)	2	1	0	2	1	0	0	0	0	0	0	0
8	Verwey ,M (Malan)	2	1152.4	1152.4	2	1145.4	1152.4	0	0	0	0	0	0
9	Marthinus ,B (Brenden)	2	1	0	1	1	425	1	0	-425	0	0	0
9	Marthinus ,B (Brenden)	2	1207.3	1207.3	1	1226	1632.3	1	1176.4	782.3	0	0	0
10	Coetzee ,S (Schalk)	2	1	0	1	0	-425	1	1	425	0	0	0
10	Coetzee ,S (Schalk)	2	1378.2	1378.2	1	1411.8	953.2	1	1290.8	1803.2	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Henn, R (Robert)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms