Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Ethan Surmon

1110191809
Nelson Mandela Bay (ENM)

Tournament details

Tour Id	20251107
Group Id	20251104
Name	NMB 3rd Trials 2025
Section	U16
Rounds	6
Format	Swiss
Type	Standard
Start	2025-04-11
End	2025-04-12
Submitted	2025-04-16
Rated	2025-04-16
Submit age weight	1
Host	Nelson Mandela Bay (ENM)
Total time	60
Time weight	0.83
Official results	Official results

General

Games	6
Score	2.5
Percent	41.7
Dp	-70.8
Aor	1341.8
Perform	1270.9
Penalties	0
Wins	1
Draws	3
Losses	2
White	3
Black	3
White wins	0
Black wins	1
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	14
Final Pos	19
Share Pos	17
Count for rating	Yes

Analysis (Main)

Rating	1316.7
K-factor	20
Score	2.5
Expected score	2.82
Score - Expected score	-0.32
Rating +/-	-5.3

Analysis (Type)

Rating	1319.9
K-factor	20
Score	2.5
Expected score	2.84
Score - Expected score	-0.34
Rating +/-	-6.8

Opponents

Round	Date	Opponent	Fed	Title	Main	Type	Col	Res	Main			Type			Cfr
Round	Date	Opponent	Fed	Title	Main	Type	Col	Res	We	Swe	+/-	We	Swe	+/-	Cfr
1	2025-04-11	Twigg, G (Garen)	ENM		1618.9	1634.7	W	0	0.19	-0.19	-3.2	0.18	-0.18	-3.6	Yes
2	2025-04-12	Cona, S (Shaunwin)	ENM		1294	1297	B	0.5	0.48	0.02	0.3	0.48	0.02	0.4	Yes
3	2025-04-12	Heneke, R (Ruan)	ENM		1310.4	1306.7	W	0.5	0.55	-0.05	-0.8	0.56	-0.06	-1.2	Yes
4	2025-04-12	Douglas, J (Jody)	ENM		1247.5	1247.3	B	1	0.54	0.46	7.6	0.54	0.46	9.2	Yes
5	2025-04-12	Magwa, S (Sanele)	ENM		1277.2	1281.1	W	0	0.59	-0.59	-9.8	0.59	-0.59	-11.8	Yes
6	2025-04-12	Botlhole, E (Erato)	ENM		1302.6	1293.4	B	0.5	0.47	0.03	0.5	0.49	0.01	0.2	Yes