Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kieser, M (Michael)

Chess SA id

1930304135

FIDE id

Date of birth

1993-02-08 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-11-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1266.5	1202.7	1300	1199.9
Raw rating	1266.5	1202.7	1300	1199.9
Weighted rating	1231.9	1199	1240.3	1199.9
Weighted performance	1229.3	1048	1257	0
Floor	766.5	712.9	800	700
K-factor	36	36	36	36
Min/Max rating change allowed	150.8	165.2	143.8	165.8
Highest rating	1266.5 2025-11-30	1242.5 2024-05-01	1300 2025-11-30	1200 2024-06-01
Highest raw rating	1266.5 2025-11-30	1212.9 2024-10-01	1300 2025-11-30	1200 2024-06-01
Highest weighted rating	1230.2 2024-10-01	1212.9 2024-10-01	1238 2024-06-01	1200 2024-06-01
Highest weighted performance	1243.2 2025-11-30	1242.5 2024-05-01	1271.4 2025-11-30	1200 2024-06-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	40.6	53.3	0	0
New rating	1307.1	1256	1300	1199.9
Analysis
Rating	1266.5	1202.7	1300	1199.9
Raw rating	1266.5	1202.7	1300	1199.9
Weighted rating	1231.9	1199	1240.3
Weighted performance	1229.3	1048	1257
K-factor	36	36	36	36
Floor	766.5	712.9	800	700
Max/Min rating change allowed	150.8	165.2	143.8	165.8
Games	5	5	0	0
Score	3	3	0	0
Expected score	2.05	1.52	0	0
Score-Expected	0.95	1.48	0	0
Temp raw +/-	34.1	53.3	0	0
Final raw +/-	34.1	53.3	0	0
New raw rating	1300.5	1256	1300	1199.9
New weighted rating	1238.2	1203.5	1246.5	1199.9
New weighted performance	1307.1	1188.3	1248.5	0
Temp new rating	1307.1	1256	1300	1199.9
Temp new rating +/-	40.6	53.3	0	0
Final new rating +/-	40.6	53.3	0	0
New rating	1307.1	1256	1300	1199.9
New K-factor	36	36	36	36
New floor	800.5	756	800	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	60	15	36	9
	42	21	21	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	102	36	57	9

Games since
	Main 102	Standard 36		Rapid 57		Blitz 9
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	3594		1190		473
Male	2766		873		371
Adult	613		191		121
Adult Male	556		171		109
Standard
	RSA		Province		Region
Overall	4049		1150		464
Male	3035		791		345
Adult	596		140		107
Adult Male	530		124		96
Rapid
	RSA		Province		Region
Overall	1075		542		229
Male	868		435		199
Adult	206		79		50
Adult Male	194		75		49
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	60	26.5	44.17	-49.6	1353.8	1304.2
Standard	15	5.5	36.67	-113.3	1308.4	1195
Rapid	36	18	50	0	1322.8	1322.8
Blitz	9	3	33.33	-141.7	1553.4	1411.7
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	102	41.5	40.69	-79.2	1348.7	1269.5
Standard	36	12	33.33	-141.7	1339.9	1198.2
Rapid	57	26.5	46.49	-29.8	1321.9	1292
Blitz	9	3	33.33	-141.7	1553.4	1411.7

Date	Main	Standard	Rapid	Blitz
2026-01-01	1266.5	1202.7	1300	1199.9
2025-11-30	1266.5	1202.7	1300	1199.9
2025-11-01	1229.2	1202.7	1226.6	1199.9
2025-09-30	1258.3	1198.4	1275.2	1199.9
2025-09-01	1258.3	1198.4	1275.2	1199.9
2025-08-01	1258.3	1198.4	1275.2	1199.9
2025-07-01	1223.2	1198.4	1238	1199.9
2025-06-01	1223.2	1198.4	1238	1199.8
2025-05-01	1223.2	1198.4	1238	1198.7
2025-04-01	1211	1197.3	1238	1200
2025-03-01	1230.2	1198.6	1238	1200
2025-02-01	1202.6	1197.6	1191.5	1200
2025-01-01	1204.4	1183	1182.5	1200
2024-12-01	1207.3	1183	1212	1200
2024-11-01	1207.3	1183	1212	1200
2024-10-01	1214.5	1212.9	1177.8	1200
2024-09-01	1207.6	1210.4	1177.8	1200
2024-11-01	1207.6	1210.4	1177.8	1200
2024-07-01	1207.6	1210.4	1177.8	1200
2024-06-01	1201.1	1200	1200.8	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200

Comming soon.

Tournaments

History

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Helderberg Chess Club Open 2026 (B)	2026-01-17	2026-01-17	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Helderberg Chess Club Open 2026 (B)	2026-01-17	2026-01-17	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Helderberg Chess Club Open 2026 (B)	2026-01-17	2026-01-17	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
2	Spring Slam 2025 (Beginners)	2025-11-02	2025-11-02	Rapid	Cape Town (WCT)	6	6	5	Yes	Analysis
3	Cape Town Chess Federation Club League 2025 (C)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	9	3.5	Yes	Analysis
4	UCT Open Chess Championship 2025 (Open)	2025-10-12	2025-10-12	Rapid	Cape Town (WCT)	6	5	1	Yes	Analysis
5	4th Curro Durbanville Rapid Open 2025 (Intermediate)	2025-07-19	2025-07-19	Rapid	Cape Town (WCT)	7	7	3	Yes	Analysis
6	Bellville Rapid 2025 (B)	2025-06-07	2025-06-07	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
7	2025 CT Chess Club Blitz Championship	2025-03-19	2025-03-19	Blitz	Cape Town (WCT)	9	9	3	Yes	Analysis
8	Cape Town Open Chess Festival 2025 (C)	2025-03-22	2025-03-23	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
9	Cape of Good Hope Open 2025 (Open Rapid)	2025-02-22	2025-02-22	Rapid	Cape Town (WCT)	7	6	3.5	Yes	Analysis
10	2025 Kraaifontein Open Chess Championships (Rapid Open)	2025-01-05	2025-01-05	Rapid	Cape Town (WCT)	6	6	1.5	Yes	Analysis
11	Rylib Summer Slam 2024 (Intermediate)	2024-12-03	2024-12-03	Rapid	Cape Town (WCT)	6	6	1.5	Yes	Analysis
12	UCT Open Chess Championship 2024 (Intermediate)	2024-10-12	2024-10-13	Standard	Cape Town (WCT)	6	5	1	Yes	Analysis
13	Spring Slam 2024 (B)	2024-10-05	2024-10-05	Rapid	Cape Town (WCT)	6	6	3.5	Yes	Analysis
14	CT League 2024 (D-Playoffs)	2024-09-07	2024-09-08	Standard	Cape Town (WCT)	5	5	1	Yes	Analysis
15	CT League 2024 (D)	2024-08-03	2024-08-03	Standard	Cape Town (WCT)	6	5	1.5	Yes	Analysis
16	Rylib Winter Slam 2024 (Intermediate)	2024-06-19	2024-06-19	Rapid	Cape Town (WCT)	6	6	2.5	Yes	Analysis
17	2024 Cape Town Chess Inter Club (Candidates B)	2024-03-19	2024-05-14	Standard	Cape Town (WCT)	7	6	3	Yes	Analysis
18	Steinitz Chess Festival 2024 (Open Rapid)	2024-05-11	2024-05-11	Rapid	Cape Town (WCT)	6	3	1	Yes	Analysis

#	Games	Start				End
1	4	Tournament Bellville Rapid 2025				Tournament 4th Curro Durbanville Rapid Open 2025
		date 2025-06-07	rnd 5	type Rapid	result 1	date 2025-07-19	rnd 2	type Rapid	result 1
		Opponent Fitzgerald, P (Patrick)				Opponent Zheng, Y (Yi)
2	3	Tournament Cape Town Chess Federation Club League 2025				Tournament Cape Town Chess Federation Club League 2025
		date 2025-08-23	rnd 6	type Standard	result 0.5	date 2025-09-13	rnd 8	type Standard	result 1
		Opponent Seopa, V (Vincent)				Opponent Petersen, KC (Krystle Chantil)
3	3	Tournament 2025 CT Chess Club Blitz Championship				Tournament 2025 CT Chess Club Blitz Championship
		date 2025-03-19	rnd 4	type Blitz	result 1	date 2025-03-19	rnd 6	type Blitz	result 1
		Opponent Fielies, K (Kyle)				Opponent Raubenheimer, G (Granton)

#	Games	Start				End
1	2	Tournament UCT Open Chess Championship 2024				Tournament UCT Open Chess Championship 2024
		date 2024-10-12	rnd 2	type Standard	result 0.5	date 2024-10-12	rnd 3	type Standard	result 0.5
		Opponent Dubbeld, B (Benjamin)				Opponent Matthee, C (Connor)
2	2	Tournament 2024 Cape Town Chess Inter Club				Tournament CT League 2024
		date 2024-05-14	rnd 7	type Standard	result 1	date 2024-08-03	rnd 1	type Standard	result 1
		Opponent Pein, D (Eddie)				Opponent Somai, J (Jhash)
3	1	Tournament Cape Town Open Chess Festival 2025				Tournament Cape Town Open Chess Festival 2025
		date 2025-03-23	rnd 4	type Standard	result 1	date 2025-03-23	rnd 4	type Standard	result 1
		Opponent Semmelink, K (Krissa)				Opponent Semmelink, K (Krissa)

#	Games	Start				End
1	5	Tournament Cape of Good Hope Open 2025				Tournament Bellville Rapid 2025
		date 2025-02-22	rnd 5	type Rapid	result 0.5	date 2025-06-07	rnd 2	type Rapid	result 1
		Opponent Slamang, MK (Mohammed Kassiem)				Opponent Bester, M (Migael)
2	4	Tournament Bellville Rapid 2025				Tournament 4th Curro Durbanville Rapid Open 2025
		date 2025-06-07	rnd 5	type Rapid	result 1	date 2025-07-19	rnd 2	type Rapid	result 1
		Opponent Fitzgerald, P (Patrick)				Opponent Zheng, Y (Yi)
3	3	Tournament Rylib Winter Slam 2024				Tournament Rylib Winter Slam 2024
		date 2024-06-19	rnd 3	type Rapid	result 1	date 2024-06-19	rnd 5	type Rapid	result 0.5
		Opponent Barter, A (Adam)				Opponent Every, C (Christopher)

#	Games	Start				End
1	3	Tournament 2025 CT Chess Club Blitz Championship				Tournament 2025 CT Chess Club Blitz Championship
		date 2025-03-19	rnd 4	type Blitz	result 1	date 2025-03-19	rnd 6	type Blitz	result 1
		Opponent Fielies, K (Kyle)				Opponent Raubenheimer, G (Granton)

#	Games	Start				End
1	4	Tournament Bellville Rapid 2025				Tournament 4th Curro Durbanville Rapid Open 2025
		date 2025-06-07	rnd 5	type Rapid	result 1	date 2025-07-19	rnd 2	type Rapid	result 1
		Opponent Fitzgerald, P (Patrick)				Opponent Zheng, Y (Yi)
2	3	Tournament 2025 CT Chess Club Blitz Championship				Tournament 2025 CT Chess Club Blitz Championship
		date 2025-03-19	rnd 4	type Blitz	result 1	date 2025-03-19	rnd 6	type Blitz	result 1
		Opponent Fielies, K (Kyle)				Opponent Raubenheimer, G (Granton)
3	2	Tournament Bellville Rapid 2025				Tournament Bellville Rapid 2025
		date 2025-06-07	rnd 1	type Rapid	result 1	date 2025-06-07	rnd 2	type Rapid	result 1
		Opponent Khahledi, B (Bohlale)				Opponent Bester, M (Migael)

#	Games	Start				End
1	2	Tournament 2024 Cape Town Chess Inter Club				Tournament CT League 2024
		date 2024-05-14	rnd 7	type Standard	result 1	date 2024-08-03	rnd 1	type Standard	result 1
		Opponent Pein, D (Eddie)				Opponent Somai, J (Jhash)
2	1	Tournament Cape Town Open Chess Festival 2025				Tournament Cape Town Open Chess Festival 2025
		date 2025-03-23	rnd 4	type Standard	result 1	date 2025-03-23	rnd 4	type Standard	result 1
		Opponent Semmelink, K (Krissa)				Opponent Semmelink, K (Krissa)
3	1	Tournament Cape Town Open Chess Festival 2025				Tournament Cape Town Open Chess Festival 2025
		date 2025-03-22	rnd 2	type Standard	result 1	date 2025-03-22	rnd 2	type Standard	result 1
		Opponent Sarr, E (Eliman)				Opponent Sarr, E (Eliman)

#	Games	Start				End
1	4	Tournament Bellville Rapid 2025				Tournament 4th Curro Durbanville Rapid Open 2025
		date 2025-06-07	rnd 5	type Rapid	result 1	date 2025-07-19	rnd 2	type Rapid	result 1
		Opponent Fitzgerald, P (Patrick)				Opponent Zheng, Y (Yi)
2	4	Tournament Cape of Good Hope Open 2025				Tournament Bellville Rapid 2025
		date 2025-02-22	rnd 6	type Rapid	result 1	date 2025-06-07	rnd 2	type Rapid	result 1
		Opponent Shaw, O (Oliver)				Opponent Bester, M (Migael)
3	2	Tournament Spring Slam 2024				Tournament Spring Slam 2024
		date 2024-10-05	rnd 5	type Rapid	result 1	date 2024-10-05	rnd 6	type Rapid	result 1
		Opponent Mangali, O (Ongama)				Opponent Temoore, J (Junaid)

#	Games	Start				End
1	3	Tournament 2025 CT Chess Club Blitz Championship				Tournament 2025 CT Chess Club Blitz Championship
		date 2025-03-19	rnd 4	type Blitz	result 1	date 2025-03-19	rnd 6	type Blitz	result 1
		Opponent Fielies, K (Kyle)				Opponent Raubenheimer, G (Granton)

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	Hermelin ,E (Eyal)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Hermelin ,E (Eyal)	2	1627.3	1202.3	2	1674	1202.3	0	0	0	0	0	0
2	Dubbeld ,B (Benjamin)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
2	Dubbeld ,B (Benjamin)	2	1336.8	1124.3	2	1315.2	1124.3	0	0	0	0	0	0
3	Van Wyk ,AV (Aldrich)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Van Wyk ,AV (Aldrich)	2	1577.4	1152.4	2	1539.4	1152.4	0	0	0	0	0	0
4	Forbes ,D (Dale)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Forbes ,D (Dale)	2	1342.1	917.1	2	1342.9	917.1	0	0	0	0	0	0
5	Gwanzura ,K (Kevin)	2	0.5	-212.5	1	0	-425	1	0.5	0	0	0	0
5	Gwanzura ,K (Kevin)	2	1392.7	1180.2	1	1356.3	967.7	1	1448.7	1392.7	0	0	0
6	Mangali ,O (Ongama)	2	1	0	0	0	0	2	1	0	0	0	0
6	Mangali ,O (Ongama)	2	1323.3	1323.3	0	0	0	2	1204.9	1323.3	0	0	0
7	Hartley ,E (Ebraheem)	2	0.5	-212.5	0	0	0	2	0.5	-212.5	0	0	0
7	Hartley ,E (Ebraheem)	2	1204.4	991.9	0	0	0	2	1107.6	991.9	0	0	0
8	Moyo ,T (Tsulufelo)	2	0	-425	0	0	0	2	0	-425	0	0	0
8	Moyo ,T (Tsulufelo)	2	1256.7	831.7	0	0	0	2	1160.1	831.7	0	0	0
9	Spiller ,C (Caden)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Spiller ,C (Caden)	1	1408	983	1	1381.7	983	0	0	0	0	0	0
10	Caeser ,W (Waynika)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Caeser ,W (Waynika)	1	1366.2	941.2	1	1349.9	941.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Kieser, M (Michael)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms