Chess South Africa Ratings Database

PLAYER PAGE

Personal

Achiano, K (Kofi)

Chess SA id

1060101971

FIDE id

Date of birth

2006-02-03 (U20)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2021-02-28

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1118.4	1177.2	1099.2	1149.6
Raw rating	1118.4	1177.2	1099.2	1149.6
Weighted rating	1118.4	1177.2	1099.2	1149.6
Weighted performance	305.6	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	186.3	171.3	191.4	178.2
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 2020-01-01	1200 2018-02-01	1200 2020-01-01
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 2020-01-01	1200 2018-02-01	1200 2020-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1118.4	1177.2	1099.2	1149.6
Analysis
Rating	1118.4	1177.2	1099.2	1149.6
Raw rating	1118.4	1177.2	1099.2	1149.6
Weighted rating	1118.4	1177.2	1099.2
Weighted performance	305.6	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	186.3	171.3	191.4	178.2
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	1118.4	1177.2	1099.2	1149.6
New weighted rating	1118.4	1177.2	1099.2	1149.6
New weighted performance	305.3	0	0	0
Temp new rating	1118.4	1177.2	1099.2	1149.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1118.4	1177.2	1099.2	1149.6
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	5	5	0	0
History	34	5	20	9

Games since
	Main 0	Standard 0		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	34	13	38.24	-100	1140.2	1040.2
Standard	5	2	40	-85	1206.7	1121.7
Rapid	20	7	35	-127.5	1147.1	1019.6
Blitz	9	4	44.44	-47.2	1087.9	1040.7

Date	Main	Standard	Rapid	Blitz
2025-09-30	1118.4	1177.2	1099.2	1149.6
2025-09-01	1118.4	1177.2	1099.2	1149.6
2025-08-01	1118.4	1177.2	1099.2	1149.6
2025-07-01	1118.4	1177.2	1099.2	1149.6
2025-06-01	1118.4	1177.2	1099.2	1149.6
2025-05-01	1118.4	1177.2	1099.2	1149.6
2025-04-01	1118.4	1177.2	1099.2	1149.6
2025-03-01	1118.4	1177.2	1099.2	1149.6
2025-02-01	1118.4	1177.2	1099.2	1149.6
2025-01-01	1118.4	1177.2	1099.2	1149.6
2024-12-01	1118.4	1177.2	1099.2	1149.6
2024-11-01	1118.4	1177.2	1099.2	1149.6
2024-10-01	1118.4	1177.2	1099.2	1149.6
2024-09-01	1118.4	1177.2	1099.2	1149.6
2024-08-01	1118.4	1177.2	1099.2	1149.6
2024-07-01	1118.4	1177.2	1099.2	1149.6
2024-06-01	1118.4	1177.2	1099.2	1149.6
2024-08-01	1118.4	1177.2	1099.2	1149.6
2024-04-01	1118.4	1177.2	1099.2	1149.6
2024-03-01	1118.4	1177.2	1099.2	1149.6
2024-02-01	1118.4	1177.2	1099.2	1149.6
2024-01-01	1118.4	1177.2	1099.2	1149.6
2023-12-01	1118.4	1177.2	1099.2	1149.6
2023-11-01	1118.4	1177.2	1099.2	1149.6

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	Paul Roos Gymnasium Covid-19 Challenge 2021 (B)	2021-02-27	2021-02-28	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
2	Paul Roos Blitz 2020	2020-02-22	2020-02-22	Blitz	Cape Winelands (WCW)	9	9	4	Yes	Analysis
3	Stellenbosch Primary 2019 (U14)	2019-08-31	2019-08-31	Rapid	Cape Winelands (WCW)	7	7	4	Yes	Analysis
4	Stellenbosch Primary 2018 (U14)	2018-09-15	2018-09-15	Rapid	Cape Winelands (WCW)	7	6	0	Yes	Analysis
5	Rhenish Primary Chess Tournament 2018 (U14)	2018-05-12	2018-05-12	Rapid	Cape Winelands (WCW)	7	7	3	Yes	Analysis

#	Games	Start				End
1	2	Tournament Paul Roos Blitz 2020				Tournament Paul Roos Blitz 2020
		date 2020-02-22	rnd 8	type Blitz	result 1	date 2020-02-22	rnd 9	type Blitz	result 1
		Opponent Pietersen, L (Liam)				Opponent Fortuin, A (Ashneeq)
2	2	Tournament Stellenbosch Primary 2019				Tournament Stellenbosch Primary 2019
		date 2019-08-31	rnd 5	type Rapid	result 1	date 2019-08-31	rnd 6	type Rapid	result 1
		Opponent Swart, A (Anje)				Opponent Morrison, B (Brandon)
3	2	Tournament Rhenish Primary Chess Tournament 2018				Tournament Rhenish Primary Chess Tournament 2018
		date 2018-05-12	rnd 5	type Rapid	result 1	date 2018-05-12	rnd 6	type Rapid	result 1
		Opponent Matheson, A (Alexander)				Opponent Ngalathi, Z (Zukisa)

#	Games	Start				End
1	1	Tournament Paul Roos Gymnasium Covid-19 Challenge 2021				Tournament Paul Roos Gymnasium Covid-19 Challenge 2021
		date 2021-02-28	rnd 5	type Standard	result 1	date 2021-02-28	rnd 5	type Standard	result 1
		Opponent Venter, N (Nelis)				Opponent Venter, N (Nelis)
2	1	Tournament Paul Roos Gymnasium Covid-19 Challenge 2021				Tournament Paul Roos Gymnasium Covid-19 Challenge 2021
		date 2021-02-27	rnd 2	type Standard	result 1	date 2021-02-27	rnd 2	type Standard	result 1
		Opponent Drury, N (Nicholas)				Opponent Drury, N (Nicholas)

#	Games	Start				End
1	2	Tournament Stellenbosch Primary 2019				Tournament Stellenbosch Primary 2019
		date 2019-08-31	rnd 5	type Rapid	result 1	date 2019-08-31	rnd 6	type Rapid	result 1
		Opponent Swart, A (Anje)				Opponent Morrison, B (Brandon)
2	2	Tournament Rhenish Primary Chess Tournament 2018				Tournament Rhenish Primary Chess Tournament 2018
		date 2018-05-12	rnd 5	type Rapid	result 1	date 2018-05-12	rnd 6	type Rapid	result 1
		Opponent Matheson, A (Alexander)				Opponent Ngalathi, Z (Zukisa)
3	1	Tournament Stellenbosch Primary 2019				Tournament Stellenbosch Primary 2019
		date 2019-08-31	rnd 3	type Rapid	result 1	date 2019-08-31	rnd 3	type Rapid	result 1
		Opponent Rasdelhoff, J (Jordan)				Opponent Rasdelhoff, J (Jordan)

#	Games	Start				End
1	2	Tournament Paul Roos Blitz 2020				Tournament Paul Roos Blitz 2020
		date 2020-02-22	rnd 8	type Blitz	result 1	date 2020-02-22	rnd 9	type Blitz	result 1
		Opponent Pietersen, L (Liam)				Opponent Fortuin, A (Ashneeq)
2	1	Tournament Paul Roos Blitz 2020				Tournament Paul Roos Blitz 2020
		date 2020-02-22	rnd 6	type Blitz	result 1	date 2020-02-22	rnd 6	type Blitz	result 1
		Opponent Booysen, T (Timica)				Opponent Booysen, T (Timica)
3	1	Tournament Paul Roos Blitz 2020				Tournament Paul Roos Blitz 2020
		date 2020-02-22	rnd 3	type Blitz	result 1	date 2020-02-22	rnd 3	type Blitz	result 1
		Opponent Ncetezo, L (Lilitha)				Opponent Ncetezo, L (Lilitha)

#	Games	Start				End
1	2	Tournament Paul Roos Blitz 2020				Tournament Paul Roos Blitz 2020
		date 2020-02-22	rnd 8	type Blitz	result 1	date 2020-02-22	rnd 9	type Blitz	result 1
		Opponent Pietersen, L (Liam)				Opponent Fortuin, A (Ashneeq)
2	2	Tournament Stellenbosch Primary 2019				Tournament Stellenbosch Primary 2019
		date 2019-08-31	rnd 5	type Rapid	result 1	date 2019-08-31	rnd 6	type Rapid	result 1
		Opponent Swart, A (Anje)				Opponent Morrison, B (Brandon)
3	2	Tournament Rhenish Primary Chess Tournament 2018				Tournament Rhenish Primary Chess Tournament 2018
		date 2018-05-12	rnd 5	type Rapid	result 1	date 2018-05-12	rnd 6	type Rapid	result 1
		Opponent Matheson, A (Alexander)				Opponent Ngalathi, Z (Zukisa)

#	Games	Start				End
1	1	Tournament Paul Roos Gymnasium Covid-19 Challenge 2021				Tournament Paul Roos Gymnasium Covid-19 Challenge 2021
		date 2021-02-28	rnd 5	type Standard	result 1	date 2021-02-28	rnd 5	type Standard	result 1
		Opponent Venter, N (Nelis)				Opponent Venter, N (Nelis)
2	1	Tournament Paul Roos Gymnasium Covid-19 Challenge 2021				Tournament Paul Roos Gymnasium Covid-19 Challenge 2021
		date 2021-02-27	rnd 2	type Standard	result 1	date 2021-02-27	rnd 2	type Standard	result 1
		Opponent Drury, N (Nicholas)				Opponent Drury, N (Nicholas)

#	Games	Start				End
1	2	Tournament Stellenbosch Primary 2019				Tournament Stellenbosch Primary 2019
		date 2019-08-31	rnd 5	type Rapid	result 1	date 2019-08-31	rnd 6	type Rapid	result 1
		Opponent Swart, A (Anje)				Opponent Morrison, B (Brandon)
2	2	Tournament Rhenish Primary Chess Tournament 2018				Tournament Rhenish Primary Chess Tournament 2018
		date 2018-05-12	rnd 5	type Rapid	result 1	date 2018-05-12	rnd 6	type Rapid	result 1
		Opponent Matheson, A (Alexander)				Opponent Ngalathi, Z (Zukisa)
3	1	Tournament Stellenbosch Primary 2019				Tournament Stellenbosch Primary 2019
		date 2019-08-31	rnd 3	type Rapid	result 1	date 2019-08-31	rnd 3	type Rapid	result 1
		Opponent Rasdelhoff, J (Jordan)				Opponent Rasdelhoff, J (Jordan)

#	Games	Start				End
1	2	Tournament Paul Roos Blitz 2020				Tournament Paul Roos Blitz 2020
		date 2020-02-22	rnd 8	type Blitz	result 1	date 2020-02-22	rnd 9	type Blitz	result 1
		Opponent Pietersen, L (Liam)				Opponent Fortuin, A (Ashneeq)
2	1	Tournament Paul Roos Blitz 2020				Tournament Paul Roos Blitz 2020
		date 2020-02-22	rnd 6	type Blitz	result 1	date 2020-02-22	rnd 6	type Blitz	result 1
		Opponent Booysen, T (Timica)				Opponent Booysen, T (Timica)
3	1	Tournament Paul Roos Blitz 2020				Tournament Paul Roos Blitz 2020
		date 2020-02-22	rnd 3	type Blitz	result 1	date 2020-02-22	rnd 3	type Blitz	result 1
		Opponent Ncetezo, L (Lilitha)				Opponent Ncetezo, L (Lilitha)

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	Volschenk ,AL (Alexander Louw)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Volschenk ,AL (Alexander Louw)	1	1222.1	797.1	1	1213.2	797.1	0	0	0	0	0	0
2	Korkie ,J (Justin)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Korkie ,J (Justin)	1	1325.7	900.7	1	1324.7	900.7	0	0	0	0	0	0
3	Naude ,J (Jan-Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Naude ,J (Jan-Daniel)	1	1125.9	700.9	1	1083	700.9	0	0	0	0	0	0
4	Morrison ,B (Brandon)	1	1	425	0	0	0	1	1	425	0	0	0
4	Morrison ,B (Brandon)	1	1187.3	1612.3	0	0	0	1	1178.8	1612.3	0	0	0
5	Samson ,G (Grant)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Samson ,G (Grant)	1	1155.3	730.3	0	0	0	1	1137.6	730.3	0	0	0
6	Lee ,Y (Yazid)	1	1	425	0	0	0	1	1	425	0	0	0
6	Lee ,Y (Yazid)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
7	Palmer ,C (Cheslin)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Palmer ,C (Cheslin)	1	1225.6	800.6	0	0	0	1	1280	800.6	0	0	0
8	Nqcakano ,O (Onwabe)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Nqcakano ,O (Onwabe)	1	1200	775	0	0	0	1	1200	775	0	0	0
9	Saoud ,J (Jassem)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Saoud ,J (Jassem)	1	1139.6	714.6	0	0	0	1	1132.2	714.6	0	0	0
10	Jonkers ,D (Deon)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Jonkers ,D (Deon)	1	1029.9	604.9	0	0	0	1	965	604.9	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Achiano, K (Kofi)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms