Chess South Africa Ratings Database

PLAYER PAGE

Personal

Moonsammy, E (Ethan)

Chess SA id

111092705

FIDE id

Date of birth

2011-01-11 (U16)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-02-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1415.3	1386.3	1445.1	1200
Raw rating	1415.3	1386.3	1445.1	1200
Weighted rating	1415.3	1386.3	1443.6	1200
Weighted performance	745.2	713.5	0	0
Floor	1006.3	996.1	945.1	700
K-factor	32	32	32	36
Min/Max rating change allowed	122	127.2	116.9	165.8
Highest rating	1522.4 2019-08-01	1512.1 2019-08-01	1627.8 2021-09-01	1200 2018-10-01
Highest raw rating	1506.3 2019-09-01	1496.1 2019-09-01	1445.1 2024-02-01	1200 2024-02-01
Highest weighted rating	1506.3 2021-04-01	1496.1 2021-04-01	1440.2 2025-08-01	1200 2018-10-01
Highest weighted performance	1522.4 2019-08-01	1512.1 2019-08-01	1627.8 2021-09-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1415.3	1386.3	1445.1	1200
Analysis
Rating	1415.3	1386.3	1445.1	1200
Raw rating	1415.3	1386.3	1445.1	1200
Weighted rating	1415.3	1386.3	1443.6
Weighted performance	745.2	713.5	0
K-factor	32	32	32	36
Floor	1006.3	996.1	945.1	700
Max/Min rating change allowed	122	127.2	116.9	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	1415.3	1386.3	1445.1	1200
New weighted rating	1415.3	1386.3	1444.6	1200
New weighted performance	744.8	713	0	0
Temp new rating	1415.3	1386.3	1445.1	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1415.3	1386.3	1445.1	1200
New K-factor	32	32	32	36
New floor	1006.3	996.1	945.1	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	10	10	0
	15	10	5
History	234	229	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	230	149	64.78	125.7	1209.6	1335.2
Standard	225	144	64	119	1206.4	1325.4
Rapid	5	5	100	425	1353.6	1778.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1415.3	1386.3	1445.1	1200
2025-09-01	1415.3	1386.3	1445.1	1200
2025-08-01	1415.3	1386.3	1445.1	1200
2025-07-01	1415.3	1386.3	1445.1	1200
2025-06-01	1415.3	1386.3	1445.1	1200
2025-05-01	1415.3	1386.3	1445.1	1200
2025-04-01	1415.3	1386.3	1445.1	1200
2025-03-01	1415.3	1386.3	1445.1	1200
2025-02-01	1415.3	1386.3	1445.1	1200
2025-01-01	1415.3	1386.3	1445.1	1200
2024-12-01	1415.3	1386.3	1445.1	1200
2024-11-01	1415.3	1386.3	1445.1	1200
2024-10-01	1415.3	1386.3	1445.1	1200
2024-09-01	1415.3	1386.3	1445.1	1200
2024-08-01	1415.3	1386.3	1445.1	1200
2024-07-01	1415.3	1386.3	1445.1	1200
2024-06-01	1415.3	1386.3	1445.1	1200
2024-08-01	1415.3	1386.3	1445.1	1200
2024-04-01	1415.3	1386.3	1445.1	1200
2024-03-01	1415.3	1386.3	1445.1	1200
2024-02-01	1415.3	1386.3	1445.1	1200
2024-01-01	1415.3	1386.3	1445.1	1200
2023-12-01	1415.3	1386.3	1298.4	1200
2023-11-01	1415.3	1386.3	1298.4	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	2022 Gauteng Interregion (U12 Open)	2022-02-26	2022-02-26	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
2	JMC Charterhouse Open 2022 (B)	2022-02-12	2022-02-12	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
3	JMC Bryanston 2021 (B)	2021-11-06	2021-11-06	Standard	Johannesburg Metro (GJM)	5	4	1.5	Yes	Analysis
4	Pinnacle College Waterfall Open (Pinnacle)	2021-10-02	2021-10-03	Standard	Johannesburg Metro (GJM)	6	6	2.5	Yes	Analysis
5	JMC Helpmekaar 2021 (U12)	2021-09-06	2021-09-06	Rapid	Johannesburg Metro (GJM)	5	5	5	Yes	Analysis
6	JNW Club - Trinityhouse Little Falls Open 2020 (B)	2020-03-14	2020-03-14	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
7	2020 Waterkloof Open (B)	2020-02-29	2020-03-01	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
8	2020 Blou Bul (B)	2020-02-15	2020-02-15	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
9	JNW Club - Bryanston Open1 2020 (B)	2020-02-01	2020-02-01	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
10	2019 South African Junior Team Championships (U10A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	7	Yes	Analysis
11	2019 African Youth Chess Championship	2019-12-16	2019-12-21	Standard	Namibia (NAM)	9	9	7	Yes	Analysis
12	2019 Lardies Open (B)	2019-10-26	2019-10-26	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
13	The Joburg Open 2019 (Prestige)	2019-10-12	2019-10-12	Standard	Johannesburg Metro (GJM)	5	4	0	Yes	Analysis
14	GJM vs GE Inter Region 2019 (U10E)	2019-10-05	2019-10-05	Standard	Johannesburg Metro (GJM)	5	5	5	Yes	Analysis
15	2019 Centurion Open (B)	2019-09-28	2019-09-28	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
16	JNW Club - Maragon Open 2019 (E)	2019-08-03	2019-08-03	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
17	Springs Open 2019 (C)	2019-08-31	2019-08-31	Standard	Ekurhuleni (GE)	5	5	5	Yes	Analysis
18	JHB Metro Closed 2019 (U10)	2019-07-27	2019-07-28	Standard	Johannesburg Metro (GJM)	6	6	5	Yes	Analysis
19	JNW Club - Hoerskool Linden 2019 (C)	2019-06-15	2019-06-15	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
20	Fonties Challange 2019 (U9)	2019-06-08	2019-06-08	Standard	Johannesburg Metro (GJM)	5	5	5	Yes	Analysis
21	Chess Heroes Junior Tournament 2019 (C)	2019-06-22	2019-06-22	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
22	The Metro Open 2019 (Prestige)	2019-05-25	2019-05-26	Standard	Johannesburg Metro (GJM)	6	6	2	Yes	Analysis
23	The King`s Cup League 2019 (B)	2019-05-18	2019-05-18	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
24	2019 Chris Greyling (C)	2019-04-27	2019-04-27	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
25	JNW Club - Charterhouse Open 2019 (C)	2019-04-13	2019-04-13	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
26	JNW Club - Trinityhouse Randpark Ridge Open 2019 (C)	2019-03-09	2019-03-09	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
27	2019 South African Junior Closed Chess Championship (U8 Open)	2019-03-17	2019-03-22	Standard	Chess South Africa (CSA)	9	9	6.5	Yes	Analysis
28	2019 Constantia Park Open (C)	2019-02-09	2019-02-09	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
29	JNW Club - Trinityhouse Little Falls Open 2019 (C)	2019-02-23	2019-02-23	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
30	Chessnuts Challenge 1 2019 (Kings)	2019-02-02	2019-02-02	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
31	JNW Club - Bryanston Open 1 2019 (C)	2019-01-26	2019-01-26	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
32	South African Junior Team Championships 2018 (U8A)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	2.5	Yes	Analysis
33	Inter Region GE vs JHB Metro 2018 (U8)	2018-10-06	2018-10-06	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
34	Outpost 2nd Open 2018 (B)	2018-08-25	2018-08-25	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
35	JNW Club - Muldersdrif Open 2018 (U10)	2018-08-18	2018-08-18	Standard	Johannesburg Metro (GJM)	5	0	0	No	Analysis
36	JNW Club - Maragon Open 2018 (U8)	2018-08-04	2018-08-04	Standard	Johannesburg Metro (GJM)	5	4	3	Yes	Analysis
37	JHB Metro Junior Closed 2018 (U8)	2018-07-28	2018-07-29	Standard	Johannesburg Metro (GJM)	6	6	6	Yes	Analysis
38	GoForChess Grayston Junior Chess Championship 2018 (U8)	2018-06-10	2018-06-10	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
39	JNW Club - Bryanston Open 2 2018 (U10)	2018-05-05	2018-05-05	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
40	JNW Club - Linden Open 2018 (U8)	2018-04-14	2018-04-14	Standard	Johannesburg Metro (GJM)	7	6	6	Yes	Analysis
41	Fonties Challenge 2018 (U7)	2018-04-21	2018-04-21	Standard	Johannesburg Metro (GJM)	5	5	5	Yes	Analysis
42	JNW Club - Trinityhouse Little Falls Open 2018 (U10)	2018-02-17	2018-02-17	Standard	Johannesburg Metro (GJM)	6	6	3.5	Yes	Analysis
43	Chessnuts - Kickoff Open 2018 (C)	2018-02-09	2018-02-10	Standard	Johannesburg Metro (GJM)	6	5	2	Yes	Analysis
44	JNW Club - Bryanston Open 2018 (U10)	2018-01-27	2018-01-27	Standard	Johannesburg Metro (GJM)	6	6	4	Yes	Analysis

#	Games	Start				End
1	12	Tournament JNW Club - Trinityhouse Little Falls Open 2018				Tournament Fonties Challenge 2018
		date 2018-02-17	rnd 6	type Standard	result 1	date 2018-04-21	rnd 5	type Standard	result 1
		Opponent Van Der Spuy, C (Christiaan)				Opponent Steyn, A (Anneke)
2	11	Tournament GoForChess Grayston Junior Chess Championship 2018				Tournament JNW Club - Maragon Open 2018
		date 2018-06-10	rnd 4	type Standard	result 1	date 2018-08-04	rnd 4	type Standard	result 1
		Opponent Deysel, K (Kaleb)				Opponent Van Der Merwe, E (Ethan)
3	10	Tournament 2019 African Youth Chess Championship				Tournament JNW Club - Bryanston Open1 2020
		date 2019-12-20	rnd 8	type Standard	result 1	date 2020-02-01	rnd 1	type Standard	result 1
		Opponent Kahil Walli				Opponent De Beer, J (Janka)

#	Games	Start				End
1	12	Tournament JNW Club - Trinityhouse Little Falls Open 2018				Tournament Fonties Challenge 2018
		date 2018-02-17	rnd 6	type Standard	result 1	date 2018-04-21	rnd 5	type Standard	result 1
		Opponent Van Der Spuy, C (Christiaan)				Opponent Steyn, A (Anneke)
2	11	Tournament GoForChess Grayston Junior Chess Championship 2018				Tournament JNW Club - Maragon Open 2018
		date 2018-06-10	rnd 4	type Standard	result 1	date 2018-08-04	rnd 4	type Standard	result 1
		Opponent Deysel, K (Kaleb)				Opponent Van Der Merwe, E (Ethan)
3	10	Tournament 2019 African Youth Chess Championship				Tournament JNW Club - Bryanston Open1 2020
		date 2019-12-20	rnd 8	type Standard	result 1	date 2020-02-01	rnd 1	type Standard	result 1
		Opponent Kahil Walli				Opponent De Beer, J (Janka)

#	Games	Start				End
1	5	Tournament JMC Helpmekaar 2021				Tournament JMC Helpmekaar 2021
		date 2021-09-06	rnd 1	type Rapid	result 1	date 2021-09-06	rnd 5	type Rapid	result 1
		Opponent Akker, D (Dylan)				Opponent Van Heerden, F (Freddie)

No games found.

#	Games	Start				End

#	Games	Start				End
1	12	Tournament JNW Club - Trinityhouse Little Falls Open 2018				Tournament Fonties Challenge 2018
		date 2018-02-17	rnd 6	type Standard	result 1	date 2018-04-21	rnd 5	type Standard	result 1
		Opponent Van Der Spuy, C (Christiaan)				Opponent Steyn, A (Anneke)
2	11	Tournament GoForChess Grayston Junior Chess Championship 2018				Tournament JNW Club - Maragon Open 2018
		date 2018-06-10	rnd 4	type Standard	result 1	date 2018-08-04	rnd 4	type Standard	result 1
		Opponent Deysel, K (Kaleb)				Opponent Van Der Merwe, E (Ethan)
3	10	Tournament 2019 African Youth Chess Championship				Tournament JNW Club - Bryanston Open1 2020
		date 2019-12-20	rnd 8	type Standard	result 1	date 2020-02-01	rnd 1	type Standard	result 1
		Opponent Kahil Walli				Opponent De Beer, J (Janka)

#	Games	Start				End
1	12	Tournament JNW Club - Trinityhouse Little Falls Open 2018				Tournament Fonties Challenge 2018
		date 2018-02-17	rnd 6	type Standard	result 1	date 2018-04-21	rnd 5	type Standard	result 1
		Opponent Van Der Spuy, C (Christiaan)				Opponent Steyn, A (Anneke)
2	11	Tournament GoForChess Grayston Junior Chess Championship 2018				Tournament JNW Club - Maragon Open 2018
		date 2018-06-10	rnd 4	type Standard	result 1	date 2018-08-04	rnd 4	type Standard	result 1
		Opponent Deysel, K (Kaleb)				Opponent Van Der Merwe, E (Ethan)
3	10	Tournament 2019 African Youth Chess Championship				Tournament JNW Club - Bryanston Open1 2020
		date 2019-12-20	rnd 8	type Standard	result 1	date 2020-02-01	rnd 1	type Standard	result 1
		Opponent Kahil Walli				Opponent De Beer, J (Janka)

#	Games	Start				End
1	5	Tournament JMC Helpmekaar 2021				Tournament JMC Helpmekaar 2021
		date 2021-09-06	rnd 1	type Rapid	result 1	date 2021-09-06	rnd 5	type Rapid	result 1
		Opponent Akker, D (Dylan)				Opponent Van Heerden, F (Freddie)

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	Naidoo ,K (Kajol)	7	6	303.6	7	6	303.6	0	0	0	0	0	0
1	Naidoo ,K (Kajol)	7	1267	1570.5	7	1279.5	1570.5	0	0	0	0	0	0
2	Deysel ,K (Kaleb)	4	3.5	318.8	4	3.5	318.8	0	0	0	0	0	0
2	Deysel ,K (Kaleb)	4	1326.1	1644.9	4	1318.2	1644.9	0	0	0	0	0	0
3	Van Der Merwe ,E (Ethan)	4	4	425	4	4	425	0	0	0	0	0	0
3	Van Der Merwe ,E (Ethan)	4	1219.5	1644.5	4	1214.7	1644.5	0	0	0	0	0	0
4	Ramlall ,S (Sanjana)	4	0.5	-318.8	4	0.5	-318.8	0	0	0	0	0	0
4	Ramlall ,S (Sanjana)	4	1069	750.2	4	1066.7	750.2	0	0	0	0	0	0
5	D`Alton ,E (Ezra)	4	3	212.5	3	2	141.7	1	1	425	0	0	0
5	D`Alton ,E (Ezra)	4	1209.9	1422.4	3	1185.3	1351.5	1	1200	1634.9	0	0	0
6	Bezuidenhout ,D (Dawid)	4	4	425	3	3	425	1	1	425	0	0	0
6	Bezuidenhout ,D (Dawid)	4	1312.7	1737.7	3	1265.1	1737.7	1	1200	1737.7	0	0	0
7	Van Der Merwe ,D (Divan)	3	3	425	3	3	425	0	0	0	0	0	0
7	Van Der Merwe ,D (Divan)	3	1195.9	1620.9	3	1189.6	1620.9	0	0	0	0	0	0
8	Horn ,E (Evan)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
8	Horn ,E (Evan)	3	1317.8	1459.5	3	1310.6	1459.5	0	0	0	0	0	0
9	Rademeyer ,L (Luca)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
9	Rademeyer ,L (Luca)	3	1277.4	1560.7	3	1272.8	1560.7	0	0	0	0	0	0
10	Badenhorst ,N (Nicolaas Jacobus)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
10	Badenhorst ,N (Nicolaas Jacobus)	3	1412.6	1412.6	3	1418.4	1412.6	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

Moonsammy, E (Ethan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms