Chess South Africa
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Chess South Africa
Coetsee, J (Jachelle)
Dob:
2013/04/04 (U12)
Gender:
Female
Chess SA id:
2130141557
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2022/07/23 (674 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
Curent Raw rating
1128.4
Curent Weighted rating
1128.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1128.5
Current floor (min rating allowed)
652.0
Current highest rating achieved
1152.0
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)
±183.6
Current Raw change used (final)
0.0
Projected new Raw rating
1128.4
Projected new Weighed rating
1128.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1128.4
Projected effective change (new Official - current Official)
-0.1
Projected new highest rating
1152.0
Projected new floor
652.0
Projected new K-facor
40
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
Curent Raw rating
1154.8
Curent Weighted rating
1155.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1155.0
Current floor (min rating allowed)
654.8
Current highest rating achieved
1154.8
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)
±176.8
Current Raw change used (final)
0.0
Projected new Raw rating
1154.8
Projected new Weighed rating
1154.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1154.8
Projected effective change (new Official - current Official)
-0.2
Projected new highest rating
1154.8
Projected new floor
654.8
Projected new K-facor
40
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
Curent Raw rating
1120.0
Curent Weighted rating
1120.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1120.0
Current floor (min rating allowed)
620.0
Current highest rating achieved
1120.0
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)
±185.8
Current Raw change used (final)
0.0
Projected new Raw rating
1120.0
Projected new Weighed rating
1120.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1120.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1120.0
Projected new floor
620.0
Projected new K-facor
40
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
Curent Raw rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
620.0
Current highest rating achieved
1200.0
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
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
620.0
Projected new K-facor
36
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
Bojanala Chess Federation Clash of Schools 2022 (PS Development Juniors)
2022/07/23
2022/07/23
Bojanala Platina (NBR)
Standard
60
0.83
4
3
2.0
1152.0
1200.0
Analysis
2
One For The Ages 2022 (U10)
2022/07/16
2022/07/16
Bojanala Platina (NBR)
Standard
60
0.83
5
4
0.5
1152.0
1200.0
Analysis
1
RMS Swiss For Rating of Players 2022 (U9)
2022/05/28
2022/05/28
Ekurhuleni (GE)
Rapid
30
0.60
7
6
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
3
1
9
3.5
26.9
-196.2
1196.7
1000.6
White
7
1
1
5
1.5
21.4
-242.9
1221.8
978.9
Black
6
2
0
4
2.0
33.3
-141.7
1167.5
1025.8
Standard
All
7
2
1
4
2.5
35.7
-121.4
1193.2
1071.8
White
4
1
1
2
1.5
37.5
-106.3
1236.8
1130.6
Black
3
1
0
2
1.0
33.3
-141.7
1135.0
993.4
Rapid
All
6
1
0
5
1.0
16.7
-283.3
1200.9
917.5
White
3
0
0
3
0.0
0.0
-425.0
1201.7
776.7
Black
3
1
0
2
1.0
33.3
-141.7
1200.0
1058.3
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
1140144124
Van Der Merwe, J (Jean)
1
1.0
1
0
0
100.0
1152.0
425.0
1577.0
View list
2
1130141568
Moyo, M (Melokuhle)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1150144099
Mogono, M (Manotshe)
1
1.0
1
0
0
100.0
1152.0
425.0
1577.0
View list
4
1130143712
Wilken, E (Elan)
1
0.5
0
1
0
50.0
1152.0
0.0
1152.0
View list
5
1130142648
Wassweman, T (Thalric)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
6
1130141581
Van Staden, J (Jayden)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
7
1130143711
Van Der Merwe, L (Luwan Louis)
1
0.0
0
0
1
0.0
1152.0
-425.0
727.0
View list
8
1130141562
Klopper, J (Jannes)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
2140137411
Keyter, A (Alissa)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1130144078
Esterhuizen, E (Ewald)
1
0.0
0
0
1
0.0
1152.0
-425.0
727.0
View list
11
1130139608
Duvenage, R (Reanu)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
12
1130131230
Changara, A (Alvis Tafadzwa)
1
0.0
0
0
1
0.0
1152.0
-425.0
727.0
View list
13
1140135620
Britz, B (Benjamin)
1
0.0
0
0
1
0.0
1152.0
-425.0
727.0
View list