Chess South Africa
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Chess South Africa
Johnson, A (Amber)
Dob:
2015/09/09 (U10)
Gender:
Female
Chess SA id:
2150135423
FIDE id:
Region:
Eden (WEG)
Citizen:
RSA
Title(s):
Last active:
2023/09/03 (438 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
1313.2
Current Weighted rating
1314.1
Current Weighted performance
1073.9
Current official/published rating (highest between Raw, WR and WP)
1314.1
Current highest rating achieved
1405.2
Current floor (min rating allowed)
905.2
Current K-factor
32
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)
±141.1
Current Raw change used (final)
0.0
Projected new Raw rating
1313.2
Projected new Weighed rating
1209.5
Projected new Weighted performance
1073.9
Projected new final Raw rating (if new WP > new Raw)
1313.2
Projected new highest rating
1405.2
Projected new floor
905.2
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1313.2
Projected effective change (new Official - current Official)
-0.9
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
1320.4
Current Weighted rating
1320.8
Current Weighted performance
1084.3
Current official/published rating (highest between Raw, WR and WP)
1320.8
Current highest rating achieved
1412.3
Current floor (min rating allowed)
912.3
Current K-factor
32
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)
±139.7
Current Raw change used (final)
0.0
Projected new Raw rating
1320.4
Projected new Weighed rating
1215.7
Projected new Weighted performance
1084.3
Projected new final Raw rating (if new WP > new Raw)
1320.4
Projected new highest rating
1412.3
Projected new floor
912.3
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1320.4
Projected effective change (new Official - current Official)
-0.4
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
1190.4
Current Weighted rating
1189.7
Current Weighted performance
943.8
Current official/published rating (highest between Raw, WR and WP)
1190.4
Current highest rating achieved
1230.1
Current floor (min rating allowed)
730.1
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)
±168.1
Current Raw change used (final)
0.0
Projected new Raw rating
1190.4
Projected new Weighed rating
1094.7
Projected new Weighted performance
943.8
Projected new final Raw rating (if new WP > new Raw)
1190.4
Projected new highest rating
1230.1
Projected new floor
730.1
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1190.4
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
1096.0
Current Weighted rating
1096.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1096.0
Current highest rating achieved
1096.0
Current floor (min rating allowed)
596.0
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)
±192.3
Current Raw change used (final)
0.0
Projected new Raw rating
1096.0
Projected new Weighed rating
1008.3
Projected new Weighted performance
256.3
Projected new final Raw rating (if new WP > new Raw)
1096.0
Projected new highest rating
1096.0
Projected new floor
596.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1096.0
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
24
Western Cape Top Schools 2023 (U11 Girls)
2023/09/02
2023/09/03
Cape Winelands (WCW)
Standard
60
0.83
6
6
5.0
1276.8
1270.5
Analysis
23
Eden Top Schools 2023 (U11 Girls)
2023/08/19
2023/08/19
Eden District (WEG)
Standard
60
0.83
6
4
2.5
1339.5
1343.5
Analysis
22
CW Top Schools 2023 (Advanced)
2023/08/11
2023/08/13
West Coast (WCU)
Standard
90
0.94
6
5
1.0
1339.5
1343.5
Analysis
21
Knysna Oyster Festival 2023 (Juniors)
2023/07/01
2023/07/01
Eden District (WEG)
Rapid
30
0.60
6
6
3.0
1350.8
1183.2
Analysis
20
George Chess Club Winter Open 2023 (D)
2023/05/20
2023/05/20
Eden District (WEG)
Standard
60
0.83
5
5
2.5
1405.2
1412.3
Analysis
19
Western Cape PS Individuals 2023 (U9 Girls)
2023/05/05
2023/05/06
Cape Town (WCT)
Standard
60
0.83
6
6
3.5
1405.2
1412.3
Analysis
18
Eden Trials 2+3 2023 (U10)
2023/04/15
2023/05/13
Eden District (WEG)
Standard
60
0.83
10
10
6.0
1405.2
1412.3
Analysis
17
Heidelberg Big Pumpkin Chess Tournament 2023 (C)
2023/04/01
2023/04/01
Eden District (WEG)
Standard
60
0.83
5
5
4.0
1318.0
1349.3
Analysis
16
Eden Trails 1 2023 (U9 Girls)
2023/03/11
2023/03/11
Eden District (WEG)
Standard
60
0.83
5
5
4.0
1218.2
1253.7
Analysis
15
Hessequa Proewe 2 2023 (O9 Dogters)
2023/02/11
2023/02/11
Eden District (WEG)
Standard
60
0.83
5
5
2.5
1225.1
1252.3
Analysis
14
Hessequa Proewe 1 2023 (O9 Dogters)
2023/01/28
2023/01/28
Eden District (WEG)
Standard
60
0.83
5
5
4.0
1179.7
1163.2
Analysis
13
George Open 2022 (D)
2022/12/03
2022/12/03
Eden District (WEG)
Standard
60
0.83
5
5
3.0
1148.0
1119.6
Analysis
12
VGK 2022 (Rapid Development)
2022/11/12
2022/11/12
Eden District (WEG)
Rapid
17
0.42
6
5
1.5
1158.5
1219.2
Analysis
11
VGK 2022 (Blitz)
2022/11/12
2022/11/12
Eden District (WEG)
Blitz
5
0.18
6
6
1.0
1158.5
1200.0
Analysis
10
Hessequa Ontwikkeling 2022 (Laerskole)
2022/10/22
2022/10/22
Eden District (WEG)
Rapid
30
0.60
5
5
3.5
1127.2
1176.4
Analysis
9
Pacaltsdorp Chess Club 2022 (Development)
2022/08/27
2022/08/27
Eden District (WEG)
Rapid
25
0.54
6
6
2.5
1093.8
1204.5
Analysis
8
Eden Topskole 2022 (O11 Dogters)
2022/08/13
2022/08/13
Eden District (WEG)
Standard
60
0.83
6
6
3.0
1093.8
1087.2
Analysis
7
South African Open 2022 (U12)
2022/07/11
2022/07/13
Cape Town (WCT)
Standard
90
0.94
6
6
2.0
1240.3
1237.0
Analysis
6
South African Open 2022 (B)
2022/07/09
2022/07/17
Cape Town (WCT)
Standard
120
1.00
11
10
1.0
1240.3
1237.0
Analysis
5
Knysna Oyster Festival Rapid Chess 2022 (B)
2022/07/02
2022/07/02
Eden District (WEG)
Rapid
30
0.60
5
5
2.5
1240.3
1230.1
Analysis
1
2
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
135
61
18
56
70.0
51.9
15.7
1239.8
1255.6
White
68
34
5
29
36.5
53.7
31.2
1234.7
1266.0
Black
67
27
13
27
33.5
50.0
0.0
1245.0
1245.0
Standard
All
93
44
13
36
50.5
54.3
36.6
1237.8
1274.3
White
47
24
5
18
26.5
56.4
54.3
1234.2
1288.4
Black
46
20
8
18
24.0
52.2
18.5
1241.5
1259.9
Rapid
All
36
16
5
15
18.5
51.4
11.8
1233.5
1245.3
White
18
10
0
8
10.0
55.6
47.2
1230.2
1277.4
Black
18
6
5
7
8.5
47.2
-23.6
1236.8
1213.1
Blitz
All
6
1
0
5
1.0
16.7
-283.3
1309.9
1026.5
White
3
0
0
3
0.0
0.0
-425.0
1270.2
845.2
Black
3
1
0
2
1.0
33.3
-141.7
1349.5
1207.8
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
2140135424
Riddles, C (Ciara)
5
1.0
1
0
4
20.0
1228.2
-255.0
973.2
View list
2
2130136593
Laws, E (Erin)
3
2.5
2
1
0
83.3
1318.6
283.3
1601.9
View list
3
2140135425
Saayman, B (Barendina)
3
2.5
2
1
0
83.3
1201.6
283.3
1484.9
View list
4
2120119684
Moses, J (Jay-Leigh)
3
1.5
1
1
1
50.0
1185.8
0.0
1185.8
View list
5
1110130128
Da Silva, D (Darren)
3
0.0
0
0
3
0.0
1136.9
-425.0
711.9
View list
6
2140145233
Geldenhuys, E (Eugenay)
2
2.0
2
0
0
100.0
1292.5
425.0
1717.5
View list
7
2140139290
Gxavu, E (Emma)
2
2.0
2
0
0
100.0
1287.9
425.0
1712.9
View list
8
2110136816
Miller, Z (Zionique)
2
2.0
2
0
0
100.0
1093.8
425.0
1518.8
View list
9
2140148834
Norgarb, S (Sophia)
2
2.0
2
0
0
100.0
1311.7
425.0
1736.7
View list
10
2140143227
Farland, A (Aquila)
2
1.5
1
1
0
75.0
1202.4
212.5
1414.9
View list
11
2130159730
Du Preez, R (Rumecha)
2
1.0
1
0
1
50.0
1339.5
0.0
1339.5
View list
12
1110145215
Fakier, A (Abdur-Rahmaan)
2
1.0
1
0
1
50.0
1158.5
0.0
1158.5
View list
13
2110130874
Petersen, R (Raynique)
2
1.0
1
0
1
50.0
1093.8
0.0
1093.8
View list
14
1140108534
Johnson, A (Angel-Lincoln)
2
1.0
0
2
0
50.0
1146.9
0.0
1146.9
View list
15
1120109662
Roberts, I (Iwan)
2
0.0
0
0
2
0.0
1254.7
-425.0
829.7
View list
16
2110136772
Sauls, G (Glinnis-Lynn)
2
0.0
0
0
2
0.0
1093.8
-425.0
668.8
View list
17
2150148828
Chaonwa, N (Natalie)
1
1.0
1
0
0
100.0
1218.2
425.0
1643.2
View list
18
2140152360
Dreyer, L (Leah)
1
1.0
1
0
0
100.0
1405.2
425.0
1830.2
View list
19
1120154635
Bam, C (Cayleb)
1
1.0
1
0
0
100.0
1318.0
425.0
1743.0
View list
20
1140152597
Ayford, M (Mason)
1
1.0
1
0
0
100.0
1405.2
425.0
1830.2
View list