Chess South Africa Ratings Database

PLAYER PAGE

Personal

Bosch, MD (Michael Delenn)

Chess SA id

104002718

FIDE id

Date of birth

2004-12-14 (Adult)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-01-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1322.7	1319.9	1111.7	1111.7
Raw rating	1322.7	1319.9	1111.7	1111.7
Weighted rating	1322.7	1319.9	1111.7	1111.7
Weighted performance	313.7	313.5	0	0
Floor	869.5	865.7	611.7	611.7
K-factor	36	36	40	40
Min/Max rating change allowed	139.2	139.8	188	188
Highest rating	1384 2019-04-01	1380.3 2019-04-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1369.5 2019-05-01	1365.7 2019-05-01	1111.7 2024-02-01	1111.7 2024-02-01
Highest weighted rating	1369.5 2020-12-01	1365.7 2020-12-01	1111.7 2024-11-01	1111.7 2024-11-01
Highest weighted performance	1384 2019-04-01	1380.3 2019-04-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1322.7	1319.9	1111.7	1111.7
Analysis
Rating	1322.7	1319.9	1111.7	1111.7
Raw rating	1322.7	1319.9	1111.7	1111.7
Weighted rating	1322.7	1319.9	1111.7
Weighted performance	313.7	313.5	0
K-factor	36	36	40	40
Floor	869.5	865.7	611.7	611.7
Max/Min rating change allowed	139.2	139.8	188	188
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	1322.7	1319.9	1111.7	1111.7
New weighted rating	1322.7	1319.9	1111.7	1111.7
New weighted performance	313.3	313	0	0
Temp new rating	1322.7	1319.9	1111.7	1111.7
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1322.7	1319.9	1111.7	1111.7
New K-factor	36	36	40	40
New floor	869.5	865.7	611.7	611.7

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	383	333	50

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	88	55	62.5	106.2	1176	1282.2
Standard	88	55	62.5	106.2	1176	1282.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1322.7	1319.9	1111.7	1111.7
2025-09-01	1322.7	1319.9	1111.7	1111.7
2025-08-01	1322.7	1319.9	1111.7	1111.7
2025-07-01	1322.7	1319.9	1111.7	1111.7
2025-06-01	1322.7	1319.9	1111.7	1111.7
2025-05-01	1322.7	1319.9	1111.7	1111.7
2025-04-01	1322.7	1319.9	1111.7	1111.7
2025-03-01	1322.7	1319.9	1111.7	1111.7
2025-02-01	1322.7	1319.9	1111.7	1111.7
2025-01-01	1322.7	1319.9	1111.7	1111.7
2024-12-01	1322.7	1319.9	1111.7	1111.7
2024-11-01	1322.7	1319.9	1111.7	1111.7
2024-10-01	1322.7	1319.9	1111.7	1111.7
2024-09-01	1322.7	1319.9	1111.7	1111.7
2024-08-01	1322.7	1319.9	1111.7	1111.7
2024-07-01	1322.7	1319.9	1111.7	1111.7
2024-06-01	1322.7	1319.9	1111.7	1111.7
2024-08-01	1322.7	1319.9	1111.7	1111.7
2024-04-01	1322.7	1319.9	1111.7	1111.7
2024-03-01	1322.7	1319.9	1111.7	1111.7
2024-02-01	1322.7	1319.9	1111.7	1111.7
2024-01-01	1322.7	1319.9	1111.7	1111.7
2023-12-01	1322.7	1319.9	1111.7	1111.7
2023-11-01	1322.7	1319.9	1111.7	1111.7

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	2019 South African Junior Team Championships (U16A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	1.5	Yes	Analysis
2	2019 SA Schools Winter Games (U15 Boys)	2019-07-01	2019-07-04	Standard	Ethekwini (KED)	7	7	4	Yes	Analysis
3	NMBYCC Closed 2019 (U16)	2019-07-26	2019-07-27	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
4	Nelson Mandela Bay Junior Trials 4 2019 (U16)	2019-07-12	2019-07-13	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
5	NMBJCU Trials 3 2019 (U16)	2019-05-10	2019-05-11	Standard	Nelson Mandela Bay (ENM)	6	6	4.5	Yes	Analysis
6	Nelson Mandela Bay Junior Chess Trials 2 2019 (U16)	2019-04-05	2019-04-06	Standard	Nelson Mandela Bay (ENM)	6	6	4.5	Yes	Analysis
7	NMBCU Trials 1 2019 (U16)	2019-03-08	2019-03-09	Standard	Nelson Mandela Bay (ENM)	5	5	4.5	Yes	Analysis
8	South African Junior Team Championships 2018 (U16A)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
9	NMBJC Closed 2018 (U16)	2018-07-27	2018-07-28	Standard	Nelson Mandela Bay (ENM)	6	5	3.5	Yes	Analysis
10	NMB Youth Chess Trial 3 2018 (U16+U18)	2018-05-11	2018-05-12	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
11	Alekhine Open Chess Tournament 2018 (B)	2018-05-04	2018-05-05	Standard	Nelson Mandela Bay (ENM)	5	5	4	Yes	Analysis
12	NMB Second Trials 2018 (U16)	2018-04-20	2018-04-22	Standard	Nelson Mandela Bay (ENM)	5	5	4	Yes	Analysis
13	NMB First Trails 2018 (U16)	2018-03-23	2018-03-24	Standard	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
14	Registration Tournament 2018 (B)	2018-02-23	2018-02-24	Standard	Nelson Mandela Bay (ENM)	5	5	4	Yes	Analysis
15	South African Junior Team Championships 2017 (U14A)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	6	3	Yes	Analysis

#	Games	Start				End
1	9	Tournament NMBCU Trials 1 2019				Tournament Nelson Mandela Bay Junior Chess Trials 2 2019
		date 2019-03-08	rnd 1	type Standard	result 1	date 2019-04-06	rnd 4	type Standard	result 0.5
		Opponent Ben-Mazwi, S (Simanye)				Opponent Lagardien, I (Ismaeel)
2	8	Tournament NMBJCU Trials 3 2019				Tournament 2019 SA Schools Winter Games
		date 2019-05-11	rnd 3	type Standard	result 1	date 2019-07-02	rnd 4	type Standard	result 1
		Opponent Gatsi, H (Hlumelo)				Opponent Madiba, MM (Madimetja)
3	7	Tournament NMB First Trails 2018				Tournament Alekhine Open Chess Tournament 2018
		date 2018-03-24	rnd 6	type Standard	result 0.5	date 2018-05-04	rnd 1	type Standard	result 1
		Opponent Schoombie, V (Vian)				Opponent Ragaval, T (Thearsony)

#	Games	Start				End
1	9	Tournament NMBCU Trials 1 2019				Tournament Nelson Mandela Bay Junior Chess Trials 2 2019
		date 2019-03-08	rnd 1	type Standard	result 1	date 2019-04-06	rnd 4	type Standard	result 0.5
		Opponent Ben-Mazwi, S (Simanye)				Opponent Lagardien, I (Ismaeel)
2	8	Tournament NMBJCU Trials 3 2019				Tournament 2019 SA Schools Winter Games
		date 2019-05-11	rnd 3	type Standard	result 1	date 2019-07-02	rnd 4	type Standard	result 1
		Opponent Gatsi, H (Hlumelo)				Opponent Madiba, MM (Madimetja)
3	7	Tournament NMB First Trails 2018				Tournament Alekhine Open Chess Tournament 2018
		date 2018-03-24	rnd 6	type Standard	result 0.5	date 2018-05-04	rnd 1	type Standard	result 1
		Opponent Schoombie, V (Vian)				Opponent Ragaval, T (Thearsony)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament NMBJCU Trials 3 2019				Tournament 2019 SA Schools Winter Games
		date 2019-05-11	rnd 3	type Standard	result 1	date 2019-07-01	rnd 1	type Standard	result 1
		Opponent Gatsi, H (Hlumelo)				Opponent Mkhatshwa, L (Lungelo)
2	5	Tournament Alekhine Open Chess Tournament 2018				Tournament NMB Youth Chess Trial 3 2018
		date 2018-05-05	rnd 3	type Standard	result 1	date 2018-05-11	rnd 2	type Standard	result 1
		Opponent Boateng, E (Emmanual)				Opponent Vuso, H (Hlomisa)
3	4	Tournament NMBCU Trials 1 2019				Tournament NMBCU Trials 1 2019
		date 2019-03-08	rnd 1	type Standard	result 1	date 2019-03-09	rnd 4	type Standard	result 1
		Opponent Ben-Mazwi, S (Simanye)				Opponent Scheepers, J (Jonathan)

#	Games	Start				End
1	5	Tournament NMBJCU Trials 3 2019				Tournament 2019 SA Schools Winter Games
		date 2019-05-11	rnd 3	type Standard	result 1	date 2019-07-01	rnd 1	type Standard	result 1
		Opponent Gatsi, H (Hlumelo)				Opponent Mkhatshwa, L (Lungelo)
2	5	Tournament Alekhine Open Chess Tournament 2018				Tournament NMB Youth Chess Trial 3 2018
		date 2018-05-05	rnd 3	type Standard	result 1	date 2018-05-11	rnd 2	type Standard	result 1
		Opponent Boateng, E (Emmanual)				Opponent Vuso, H (Hlomisa)
3	4	Tournament NMBCU Trials 1 2019				Tournament NMBCU Trials 1 2019
		date 2019-03-08	rnd 1	type Standard	result 1	date 2019-03-09	rnd 4	type Standard	result 1
		Opponent Ben-Mazwi, S (Simanye)				Opponent Scheepers, J (Jonathan)

No games found.

#	Games	Start				End

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	Schoombie ,V (Vian)	4	1.5	-106.2	4	1.5	-106.2	0	0	0	0	0	0
1	Schoombie ,V (Vian)	4	1392.8	1286.6	4	1394.7	1286.6	0	0	0	0	0	0
2	De Beer ,T (Tiaan)	4	4	425	4	4	425	0	0	0	0	0	0
2	De Beer ,T (Tiaan)	4	1192.5	1617.5	4	1186.9	1617.5	0	0	0	0	0	0
3	Leibrandt ,RR (Romano Raymond)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
3	Leibrandt ,RR (Romano Raymond)	3	1053.3	1336.7	3	1046.5	1336.7	0	0	0	0	0	0
4	Stuurman ,AC (Aliche Caylin)	3	3	425	3	3	425	0	0	0	0	0	0
4	Stuurman ,AC (Aliche Caylin)	3	1265.6	1690.6	3	1259.8	1690.6	0	0	0	0	0	0
5	Kapank ,W (Waylon)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
5	Kapank ,W (Waylon)	3	1096.5	1096.5	3	1104.1	1096.5	0	0	0	0	0	0
6	Freeman ,V (Vianco)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
6	Freeman ,V (Vianco)	3	1328.8	1328.8	3	1325	1328.8	0	0	0	0	0	0
7	Dantu ,BC (Brad Cole)	3	3	425	3	3	425	0	0	0	0	0	0
7	Dantu ,BC (Brad Cole)	3	851	1276	3	818.4	1276	0	0	0	0	0	0
8	Peter ,M (Mnico)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
8	Peter ,M (Mnico)	2	1186.9	1399.4	2	1176.1	1399.4	0	0	0	0	0	0
9	Govindsamy ,M (Matthew)	2	1	0	2	1	0	0	0	0	0	0	0
9	Govindsamy ,M (Matthew)	2	1246.6	1246.6	2	1241.7	1246.6	0	0	0	0	0	0
10	Oelofse ,J (Jano)	2	1	0	2	1	0	0	0	0	0	0	0
10	Oelofse ,J (Jano)	2	825.1	825.1	2	832.6	825.1	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

Bosch, MD (Michael Delenn)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms