Chess South Africa Ratings Database

PLAYER PAGE

Personal

Koekemoer, I (Ivan)

Chess SA id

1080101029

FIDE id

Date of birth

2008-06-11 (U18)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-08-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1137.8	1200	1114	1200
Raw rating	1137.8	1200	1114	1200
Weighted rating	1137.8	1200	1114	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	181.2	165.8	187.4	165.8
Highest rating	1200 2018-02-01	1200 2018-10-01	1200 2018-02-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2024-02-01	1200 2018-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-02-01	1200 2018-10-01	1200 2018-02-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2024-02-01	1200 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1137.8	1200	1114	1200
Analysis
Rating	1137.8	1200	1114	1200
Raw rating	1137.8	1200	1114	1200
Weighted rating	1137.8	1200	1114
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	181.2	165.8	187.4	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	1137.8	1200	1114	1200
New weighted rating	1137.8	1200	1114	1200
New weighted performance	0	0	0	0
Temp new rating	1137.8	1200	1114	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1137.8	1200	1114	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Rapid
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	15	15

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	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	15	6	40	-85	1112.9	1027.9
Standard	0	0	0	0	0	0
Rapid	15	6	40	-85	1112.9	1027.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1137.8	1200	1114	1200
2025-09-01	1137.8	1200	1114	1200
2025-08-01	1137.8	1200	1114	1200
2025-07-01	1137.8	1200	1114	1200
2025-06-01	1137.8	1200	1114	1200
2025-05-01	1137.8	1200	1114	1200
2025-04-01	1137.8	1200	1114	1200
2025-03-01	1137.8	1200	1114	1200
2025-02-01	1137.8	1200	1114	1200
2025-01-01	1137.8	1200	1114	1200
2024-12-01	1137.8	1200	1114	1200
2024-11-01	1137.8	1200	1114	1200
2024-10-01	1137.8	1200	1114	1200
2024-09-01	1137.8	1200	1114	1200
2024-08-01	1137.8	1200	1114	1200
2024-07-01	1137.8	1200	1114	1200
2024-06-01	1137.8	1200	1114	1200
2024-08-01	1137.8	1200	1114	1200
2024-04-01	1137.8	1200	1114	1200
2024-03-01	1137.8	1200	1114	1200
2024-02-01	1137.8	1200	1114	1200
2024-01-01	1137.8	1200	1114	1200
2023-12-01	1137.8	1200	1114	1200
2023-11-01	1137.8	1200	1114	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	Gert Sibande Laerskole Finaal 2019 (O11)	2019-08-02	2019-08-02	Rapid	Gert Sibande (MGS)	5	5	1	Yes	Analysis
2	2019 Super 12 Laerskole (Seniors)	2019-05-04	2019-05-04	Rapid	Tshwane (GTP)	5	5	3	Yes	Analysis
3	2018 Super 12 (Junior)	2018-05-05	2018-05-05	Rapid	Tshwane (GTP)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 2	type Rapid	result 1	date 2019-05-04	rnd 4	type Rapid	result 1
		Opponent Hugo, J (Jeandre)				Opponent Nel, J (Jonothan)
2	1	Tournament Gert Sibande Laerskole Finaal 2019				Tournament Gert Sibande Laerskole Finaal 2019
		date 2019-08-02	rnd 3	type Rapid	result 1	date 2019-08-02	rnd 3	type Rapid	result 1
		Opponent Letsebe, K (Kamogelo)				Opponent Letsebe, K (Kamogelo)
3	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 4	type Rapid	result 1	date 2018-05-05	rnd 4	type Rapid	result 1
		Opponent Pullen, L (Luke Mark)				Opponent Pullen, L (Luke Mark)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 2	type Rapid	result 1	date 2019-05-04	rnd 4	type Rapid	result 1
		Opponent Hugo, J (Jeandre)				Opponent Nel, J (Jonothan)
2	1	Tournament Gert Sibande Laerskole Finaal 2019				Tournament Gert Sibande Laerskole Finaal 2019
		date 2019-08-02	rnd 3	type Rapid	result 1	date 2019-08-02	rnd 3	type Rapid	result 1
		Opponent Letsebe, K (Kamogelo)				Opponent Letsebe, K (Kamogelo)
3	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 4	type Rapid	result 1	date 2018-05-05	rnd 4	type Rapid	result 1
		Opponent Pullen, L (Luke Mark)				Opponent Pullen, L (Luke Mark)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 2	type Rapid	result 1	date 2019-05-04	rnd 4	type Rapid	result 1
		Opponent Hugo, J (Jeandre)				Opponent Nel, J (Jonothan)
2	1	Tournament Gert Sibande Laerskole Finaal 2019				Tournament Gert Sibande Laerskole Finaal 2019
		date 2019-08-02	rnd 3	type Rapid	result 1	date 2019-08-02	rnd 3	type Rapid	result 1
		Opponent Letsebe, K (Kamogelo)				Opponent Letsebe, K (Kamogelo)
3	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 4	type Rapid	result 1	date 2018-05-05	rnd 4	type Rapid	result 1
		Opponent Pullen, L (Luke Mark)				Opponent Pullen, L (Luke Mark)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 2	type Rapid	result 1	date 2019-05-04	rnd 4	type Rapid	result 1
		Opponent Hugo, J (Jeandre)				Opponent Nel, J (Jonothan)
2	1	Tournament Gert Sibande Laerskole Finaal 2019				Tournament Gert Sibande Laerskole Finaal 2019
		date 2019-08-02	rnd 3	type Rapid	result 1	date 2019-08-02	rnd 3	type Rapid	result 1
		Opponent Letsebe, K (Kamogelo)				Opponent Letsebe, K (Kamogelo)
3	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 4	type Rapid	result 1	date 2018-05-05	rnd 4	type Rapid	result 1
		Opponent Pullen, L (Luke Mark)				Opponent Pullen, L (Luke Mark)

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	Wiid ,D (Daniel)	1	1	425	0	0	0	1	1	425	0	0	0
1	Wiid ,D (Daniel)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
2	Janse Van Rensburg ,M (Marco)	1	0	-425	0	0	0	1	0	-425	0	0	0
2	Janse Van Rensburg ,M (Marco)	1	747	322	0	0	0	1	648.4	322	0	0	0
3	Hugo ,J (Jeandre)	1	1	425	0	0	0	1	1	425	0	0	0
3	Hugo ,J (Jeandre)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
4	Pullen ,L (Luke Mark)	1	1	425	0	0	0	1	1	425	0	0	0
4	Pullen ,L (Luke Mark)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
5	Fernandes ,A (Alanzo)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Fernandes ,A (Alanzo)	1	997.5	572.5	0	0	0	1	1200	572.5	0	0	0
6	Chubisi ,K (Kaelo)	1	1	425	0	0	0	1	1	425	0	0	0
6	Chubisi ,K (Kaelo)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
7	Dreyer ,M (Marli)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Dreyer ,M (Marli)	1	1199	774	0	0	0	1	1198.4	774	0	0	0
8	Van Der Merwe ,E (Eduan)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Van Der Merwe ,E (Eduan)	1	1200	775	0	0	0	1	1200	775	0	0	0
9	Human ,W (Wp)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Human ,W (Wp)	1	1200	775	0	0	0	1	1200	775	0	0	0
10	Van Rooyen ,J (Joe-Dyllan)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Van Rooyen ,J (Joe-Dyllan)	1	1171.9	746.9	0	0	0	1	1159.2	746.9	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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Statistics

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PLAYER PAGE

Personal

Koekemoer, I (Ivan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms