Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Briers, M (Marthinus)
Dob:
2011/03/12 (U14)
Gender:
Male
Chess SA id:
1110108340
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2020/02/15 (1743 days ago)
Ratings
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
Raw rating
=Current rating,
Weighted rating (WR)
=Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Current Raw rating
1216.5
Current Weighted rating
1216.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1216.5
Current highest rating achieved
1218.6
Current floor (min rating allowed)
718.6
Current K-factor
36
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±162.0
Current Raw change used (final)
0.0
Projected new Raw rating
1216.5
Projected new Weighed rating
1119.2
Projected new Weighted performance
325.5
Projected new final Raw rating (if new WP > new Raw)
1216.5
Projected new highest rating
1218.6
Projected new floor
718.6
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1216.5
Projected effective change (new Official - current Official)
=0.0
Raw rating
=Current rating,
Weighted rating (WR)
=Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Current Raw rating
1214.4
Current Weighted rating
1214.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1214.4
Current highest rating achieved
1220.2
Current floor (min rating allowed)
720.2
Current K-factor
36
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±162.4
Current Raw change used (final)
0.0
Projected new Raw rating
1214.4
Projected new Weighed rating
1117.2
Projected new Weighted performance
325.5
Projected new final Raw rating (if new WP > new Raw)
1214.4
Projected new highest rating
1220.2
Projected new floor
720.2
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1214.4
Projected effective change (new Official - current Official)
=0.0
Raw rating
=Current rating,
Weighted rating (WR)
=Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Current Raw rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
Current K-factor
36
s
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1200.0
Projected effective change (new Official - current Official)
=0.0
Raw rating
=Current rating,
Weighted rating (WR)
=Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Current Raw rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
Current K-factor
36
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1200.0
Projected effective change (new Official - current Official)
=0.0
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
2020 Blou Bul (E)
2020/02/15
2020/02/15
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1218.6
1220.2
Analysis
2
2019 D4 Individual Finals (U9 Mixed)
2019/03/09
2019/03/09
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1215.9
1218.8
Analysis
1
2019 Tshwane Chess Registration Tournament (E)
2019/01/26
2019/01/26
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Standard
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Rapid
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Blitz
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
15
9
0
6
9.0
60.0
85.0
1152.7
1237.7
White
7
4
0
3
4.0
57.1
60.7
1143.2
1204.0
Black
8
5
0
3
5.0
62.5
106.3
1160.9
1267.1
Standard
All
15
9
0
6
9.0
60.0
85.0
1152.7
1237.7
White
7
4
0
3
4.0
57.1
60.7
1143.2
1204.0
Black
8
5
0
3
5.0
62.5
106.3
1160.9
1267.1
Rapid
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Blitz
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
110095329
Hamman, AV (Anton Victor)
1
1.0
1
0
0
100.0
1215.9
425.0
1640.9
View list
2
1120107815
Gruenenfelder, L (Laker)
1
1.0
1
0
0
100.0
1218.6
425.0
1643.6
View list
3
2120109364
Gruenenfelder, E (Ellie)
1
1.0
1
0
0
100.0
1218.6
425.0
1643.6
View list
4
1110098618
Elliott, Z (Zayne)
1
1.0
1
0
0
100.0
1215.9
425.0
1640.9
View list
5
111093187
Van Der Merwe, A (Alan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
1110108343
Ugwu, O (Okwesilieze)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
1110107678
Niehaus, J (Johannes)
1
1.0
1
0
0
100.0
1215.9
425.0
1640.9
View list
8
1110107188
De Beer, L (Liam)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
9
2120105112
Bogaard, A (Anneke)
1
1.0
1
0
0
100.0
1218.6
425.0
1643.6
View list
10
1100112362
Barnard, H (Hanno)
1
0.0
0
0
1
0.0
1215.9
-425.0
790.9
View list
11
1100096771
Muller, C (Christian)
1
0.0
0
0
1
0.0
1215.9
-425.0
790.9
View list
12
108093217
Motsa, KA (Khetsa Avumile)
1
0.0
0
0
1
0.0
1218.6
-425.0
793.6
View list
13
1110105109
Klopper, PA (Phillippus Arnoldus)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
14
1100108337
Du Plessis, W (Willem)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
15
2120108352
De Swardt, M (Mieke)
1
0.0
0
0
1
0.0
1218.6
-425.0
793.6
View list