Chess South Africa
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Chess South Africa
Bolton, I (Ian Rowan)
Dob:
2013/03/11 (U12)
Gender:
Male
Chess SA id:
1130145689
FIDE id:
Region:
Sedibeng (SED)
Citizen:
RSA
Title(s):
Last active:
2023/08/12 (319 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
1097.1
Current Weighted rating
1116.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1116.8
Current highest rating achieved
1172.8
Current floor (min rating allowed)
672.8
Current K-factor
40
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)
±192.0
Current Raw change used (final)
0.0
Projected new Raw rating
1097.1
Projected new Weighed rating
1026.0
Projected new Weighted performance
642.7
Projected new final Raw rating (if new WP > new Raw)
1097.1
Projected new highest rating
1172.8
Projected new floor
672.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1097.1
Projected effective change (new Official - current Official)
-19.7
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
1078.4
Current Weighted rating
1101.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1101.6
Current highest rating achieved
1167.2
Current floor (min rating allowed)
667.2
Current K-factor
40
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)
±197.2
Current Raw change used (final)
0.0
Projected new Raw rating
1078.4
Projected new Weighed rating
1011.7
Projected new Weighted performance
642.7
Projected new final Raw rating (if new WP > new Raw)
1078.4
Projected new highest rating
1167.2
Projected new floor
667.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1078.4
Projected effective change (new Official - current Official)
-23.2
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
Gauteng D7 Teams 2023 (U11)
2023/08/12
2023/08/12
Sedibeng (GSV)
Standard
60
0.83
5
4
0.0
1145.2
1135.2
Analysis
2
Gauteng Schools D7 2023 (U11 Boys)
2023/05/20
2023/05/20
Sedibeng (GSV)
Standard
60
0.83
5
5
1.5
1172.8
1167.2
Analysis
1
2022 Gauteng Schools Team Championships (U9 Open)
2022/08/27
2022/08/27
Tshwane (GTP)
Standard
60
0.83
5
4
1.0
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
13
2
1
10
2.5
19.2
-261.5
1229.1
967.6
White
6
0
1
5
0.5
8.3
-354.2
1187.2
833.1
Black
7
2
0
5
2.0
28.6
-182.1
1265.0
1082.9
Standard
All
13
2
1
10
2.5
19.2
-261.5
1229.1
967.6
White
6
0
1
5
0.5
8.3
-354.2
1187.2
833.1
Black
7
2
0
5
2.0
28.6
-182.1
1265.0
1082.9
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
1120155796
Mokone, B (Blessing)
1
1.0
1
0
0
100.0
1172.8
425.0
1597.8
View list
2
1140145708
Mkhize, S (Sibongimpilo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1130155797
Phatlane, T (Tshiamo)
1
0.5
0
1
0
50.0
1172.8
0.0
1172.8
View list
4
1130144996
Oberholzer, E (Eben)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1130159491
Nakeli, M (Moeketsi)
1
0.0
0
0
1
0.0
1145.2
-425.0
720.2
View list
6
1120100418
Weber, KP (Keagan)
1
0.0
0
0
1
0.0
1145.2
-425.0
720.2
View list
7
1120130080
Van Der Merwe, W (Willem)
1
0.0
0
0
1
0.0
1172.8
-425.0
747.8
View list
8
1130144483
Sampson, C (Cadon)
1
0.0
0
0
1
0.0
1172.8
-425.0
747.8
View list
9
2130137401
Pistorius, A (Anabelle)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1130144766
Mbhele, A (Awonke)
1
0.0
0
0
1
0.0
1145.2
-425.0
720.2
View list
11
1140155789
Kambule, A (Aaron)
1
0.0
0
0
1
0.0
1172.8
-425.0
747.8
View list
12
2150145696
Erasmus, T (Trisa)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
13
1120136511
Brand, H (Henko)
1
0.0
0
0
1
0.0
1145.2
-425.0
720.2
View list
