Chess South Africa Ratings Database

PLAYER PAGE

Personal

Connacher, AD (Allan Derek)

Chess SA id

151005424

FIDE id

Date of birth

1951-07-22 (Adult)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-10-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1411.8	1396.4	1473.9	1465.2
Raw rating	1411.8	1396.4	1473.9	1465.2
Weighted rating	1411.8	1396.4	1473.9	1465.2
Weighted performance	530.7	523.6	0	0
Floor	967.1	965.2	973.9	965.2
K-factor	32	32	32	32
Min/Max rating change allowed	122.6	125.3	112.2	113.6
Highest rating	1467.1 2018-03-01	1465.2 2018-01-01	1523.1 2018-02-01	1465.2 2024-02-01
Highest raw rating	1467.1 2018-03-01	1465.2 2018-01-01	1473.9 2024-02-01	1465.2 2024-02-01
Highest weighted rating	1467.1 2018-03-01	1465.2 2018-01-01	1473.7 2025-08-01	1465.2 2024-02-01
Highest weighted performance	1447 2018-02-01	1335 2020-02-01	1523.1 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1411.8	1396.4	1473.9	1465.2
Analysis
Rating	1411.8	1396.4	1473.9	1465.2
Raw rating	1411.8	1396.4	1473.9	1465.2
Weighted rating	1411.8	1396.4	1473.9
Weighted performance	530.7	523.6	0
K-factor	32	32	32	32
Floor	967.1	965.2	973.9	965.2
Max/Min rating change allowed	122.6	125.3	112.2	113.6
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	1411.8	1396.4	1473.9	1465.2
New weighted rating	1411.8	1396.4	1473.9	1465.2
New weighted performance	530.2	523.1	0	0
Temp new rating	1411.8	1396.4	1473.9	1465.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1411.8	1396.4	1473.9	1465.2
New K-factor	32	32	32	32
New floor	967.1	965.2	973.9	965.2

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	5	5	0	0
	0	0	0	0
History	412	342	32	38

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	40	23	57.5	63.8	1304.4	1368.1
Standard	38	22	57.89	67.1	1293	1360.1
Rapid	2	1	50	0	1519.5	1519.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1411.8	1396.4	1473.9	1465.2
2025-09-01	1411.8	1396.4	1473.9	1465.2
2025-08-01	1411.8	1396.4	1473.9	1465.2
2025-07-01	1411.8	1396.4	1473.9	1465.2
2025-06-01	1411.8	1396.4	1473.9	1465.2
2025-05-01	1411.8	1396.4	1473.9	1465.2
2025-04-01	1411.8	1396.4	1473.9	1465.2
2025-03-01	1411.8	1396.4	1473.9	1465.2
2025-02-01	1411.8	1396.4	1473.9	1465.2
2025-01-01	1411.8	1396.4	1473.9	1465.2
2024-12-01	1411.8	1396.4	1473.9	1465.2
2024-11-01	1411.8	1396.4	1473.9	1465.2
2024-10-01	1411.8	1396.4	1473.9	1465.2
2024-09-01	1411.8	1396.4	1473.9	1465.2
2024-08-01	1411.8	1396.4	1473.9	1465.2
2024-07-01	1411.8	1396.4	1473.9	1465.2
2024-06-01	1411.8	1396.4	1473.9	1465.2
2024-08-01	1411.8	1396.4	1473.9	1465.2
2024-04-01	1411.8	1396.4	1473.9	1465.2
2024-03-01	1411.8	1396.4	1473.9	1465.2
2024-02-01	1411.8	1396.4	1473.9	1465.2
2024-01-01	1411.8	1396.4	1473.9	1465.2
2023-12-01	1411.8	1396.4	1469	1465.2
2023-11-01	1411.8	1396.4	1469	1465.2

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	PECC Closed 2022 (B)	2022-09-22	2022-10-27	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
2	Springbok Cup 2020	2020-01-24	2020-02-20	Standard	Nelson Mandela Bay (ENM)	5	4	2	Yes	Analysis
3	PE Chess Club Tiger Cup 2019	2019-09-26	2019-10-24	Standard	Nelson Mandela Bay (ENM)	5	4	2	Yes	Analysis
4	PECC Club Championships 2019 (Candidates)	2019-07-04	2019-07-06	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
5	Springbok Cup 2019	2019-02-07	2019-04-04	Standard	Nelson Mandela Bay (ENM)	5	4	2	Yes	Analysis
6	Presidents Cup 2019	2019-04-11	2019-04-11	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
7	PECC Club Championships 2018 (C)	2018-07-26	2018-08-30	Standard	Nelson Mandela Bay (ENM)	5	2	1	Yes	Analysis
8	PE Chess Club Classic 2018	2018-04-26	2018-05-24	Standard	Nelson Mandela Bay (ENM)	5	4	3	Yes	Analysis
9	PECC - Springbok Cup 2018	2018-02-15	2018-03-22	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
10	PE Chess Club February Rapid 2018	2018-02-01	2018-02-08	Rapid	Nelson Mandela Bay (ENM)	5	2	1	Yes	Analysis

#	Games	Start				End
1	3	Tournament Springbok Cup 2020				Tournament PECC Closed 2022
		date 2020-02-20	rnd 5	type Standard	result 1	date 2022-09-29	rnd 2	type Standard	result 1
		Opponent February, A (Abigail)				Opponent Chipunza, J (James)
2	3	Tournament PE Chess Club Classic 2018				Tournament PECC Club Championships 2018
		date 2018-05-10	rnd 3	type Standard	result 1	date 2018-08-16	rnd 3	type Standard	result 1
		Opponent Maartens, S (Shane)				Opponent Holroyd, K (Kea)
3	3	Tournament PE Chess Club February Rapid 2018				Tournament PECC - Springbok Cup 2018
		date 2018-02-01	rnd 2	type Rapid	result 1	date 2018-02-22	rnd 2	type Standard	result 1
		Opponent De Beer, I (Iwan)				Opponent De Beer, I (Iwan)

#	Games	Start				End
1	3	Tournament Springbok Cup 2020				Tournament PECC Closed 2022
		date 2020-02-20	rnd 5	type Standard	result 1	date 2022-09-29	rnd 2	type Standard	result 1
		Opponent February, A (Abigail)				Opponent Chipunza, J (James)
2	3	Tournament PE Chess Club Classic 2018				Tournament PECC Club Championships 2018
		date 2018-05-10	rnd 3	type Standard	result 1	date 2018-08-16	rnd 3	type Standard	result 1
		Opponent Maartens, S (Shane)				Opponent Holroyd, K (Kea)
3	2	Tournament PECC Club Championships 2019				Tournament PE Chess Club Tiger Cup 2019
		date 2019-07-06	rnd 5	type Standard	result 1	date 2019-09-26	rnd 1	type Standard	result 1
		Opponent Holroyd, K (Kea)				Opponent Greyling, T (Tyron)

#	Games	Start				End
1	1	Tournament PE Chess Club February Rapid 2018				Tournament PE Chess Club February Rapid 2018
		date 2018-02-01	rnd 2	type Rapid	result 1	date 2018-02-01	rnd 2	type Rapid	result 1
		Opponent De Beer, I (Iwan)				Opponent De Beer, I (Iwan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Springbok Cup 2020				Tournament PECC Closed 2022
		date 2020-02-20	rnd 5	type Standard	result 1	date 2022-09-29	rnd 2	type Standard	result 1
		Opponent February, A (Abigail)				Opponent Chipunza, J (James)
2	3	Tournament PE Chess Club Classic 2018				Tournament PECC Club Championships 2018
		date 2018-05-10	rnd 3	type Standard	result 1	date 2018-08-16	rnd 3	type Standard	result 1
		Opponent Maartens, S (Shane)				Opponent Holroyd, K (Kea)
3	3	Tournament PE Chess Club February Rapid 2018				Tournament PECC - Springbok Cup 2018
		date 2018-02-01	rnd 2	type Rapid	result 1	date 2018-02-22	rnd 2	type Standard	result 1
		Opponent De Beer, I (Iwan)				Opponent De Beer, I (Iwan)

#	Games	Start				End
1	3	Tournament Springbok Cup 2020				Tournament PECC Closed 2022
		date 2020-02-20	rnd 5	type Standard	result 1	date 2022-09-29	rnd 2	type Standard	result 1
		Opponent February, A (Abigail)				Opponent Chipunza, J (James)
2	3	Tournament PE Chess Club Classic 2018				Tournament PECC Club Championships 2018
		date 2018-05-10	rnd 3	type Standard	result 1	date 2018-08-16	rnd 3	type Standard	result 1
		Opponent Maartens, S (Shane)				Opponent Holroyd, K (Kea)
3	2	Tournament PECC Club Championships 2019				Tournament PE Chess Club Tiger Cup 2019
		date 2019-07-06	rnd 5	type Standard	result 1	date 2019-09-26	rnd 1	type Standard	result 1
		Opponent Holroyd, K (Kea)				Opponent Greyling, T (Tyron)

#	Games	Start				End
1	1	Tournament PE Chess Club February Rapid 2018				Tournament PE Chess Club February Rapid 2018
		date 2018-02-01	rnd 2	type Rapid	result 1	date 2018-02-01	rnd 2	type Rapid	result 1
		Opponent De Beer, I (Iwan)				Opponent De Beer, I (Iwan)

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	Coetzer ,Q (Quinn)	4	2	0	4	2	0	0	0	0	0	0	0
1	Coetzer ,Q (Quinn)	4	1250.7	1250.7	4	1245	1250.7	0	0	0	0	0	0
2	Holroyd ,K (Kea)	3	3	425	3	3	425	0	0	0	0	0	0
2	Holroyd ,K (Kea)	3	1272	1697	3	1252.1	1697	0	0	0	0	0	0
3	Nasilowski ,R (Rinus)	3	0	-425	3	0	-425	0	0	0	0	0	0
3	Nasilowski ,R (Rinus)	3	1689.2	1264.2	3	1688.1	1264.2	0	0	0	0	0	0
4	De Beer ,I (Iwan)	3	3	425	2	2	425	1	1	425	0	0	0
4	De Beer ,I (Iwan)	3	1149.3	1574.3	2	1126.6	1574.3	1	1200	1574.3	0	0	0
5	Beyleveld ,K (Karl)	2	1	0	2	1	0	0	0	0	0	0	0
5	Beyleveld ,K (Karl)	2	1386.5	1386.5	2	1356.9	1386.5	0	0	0	0	0	0
6	Wolmarans ,GM (Gregory)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Wolmarans ,GM (Gregory)	2	1527.4	1102.4	2	1528.9	1102.4	0	0	0	0	0	0
7	Jenecker ,J (Jayden)	2	2	425	2	2	425	0	0	0	0	0	0
7	Jenecker ,J (Jayden)	2	1176.1	1601.1	2	1179	1601.1	0	0	0	0	0	0
8	Olivier ,G (Grant)	2	1	0	2	1	0	0	0	0	0	0	0
8	Olivier ,G (Grant)	2	1419.6	1419.6	2	1274.2	1419.6	0	0	0	0	0	0
9	Van Huyssteen ,JA (Johan Abraham)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Van Huyssteen ,JA (Johan Abraham)	2	1445.4	1020.4	2	1464.5	1020.4	0	0	0	0	0	0
10	Dakin ,BR (Brett Russell)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Dakin ,BR (Brett Russell)	2	1466.4	1041.4	2	1463.6	1041.4	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

Connacher, AD (Allan Derek)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms