Player Page

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 (292 days ago)
Ratings
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 rating1313.2
Current Weighted rating1302.8
Current Weighted performance1137.6
Current official/published rating (highest between Raw, WR and WP)1313.2
Current highest rating achieved1405.2
Current floor (min rating allowed)905.2
Current K-factor32
Games played this month0
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 rating1313.2
Projected new Weighed rating1201.3
Projected new Weighted performance1137.6
Projected new final Raw rating (if new WP > new Raw)1313.2
Projected new highest rating1405.2
Projected new floor905.2
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1313.2
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 rating1320.4
Current Weighted rating1308.1
Current Weighted performance1148.9
Current official/published rating (highest between Raw, WR and WP)1320.4
Current highest rating achieved1412.3
Current floor (min rating allowed)912.3
Current K-factor32
Games played this month0
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 rating1320.4
Projected new Weighed rating1206.4
Projected new Weighted performance1148.9
Projected new final Raw rating (if new WP > new Raw)1320.4
Projected new highest rating1412.3
Projected new floor912.3
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1320.4
Projected effective change (new Official - current Official)=0.0
s
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 rating1190.4
Current Weighted rating1189.0
Current Weighted performance1005.2
Current official/published rating (highest between Raw, WR and WP)1190.4
Current highest rating achieved1230.1
Current floor (min rating allowed)730.1
Current K-factor36
Games played this month0
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 rating1190.4
Projected new Weighed rating1093.9
Projected new Weighted performance1005.2
Projected new final Raw rating (if new WP > new Raw)1190.4
Projected new highest rating1230.1
Projected new floor730.1
Projected new K-facor36
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 rating1096.0
Current Weighted rating1099.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1099.5
Current highest rating achieved1096.0
Current floor (min rating allowed)596.0
Current K-factor40
Games played this month0
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 rating1096.0
Projected new Weighed rating1010.4
Projected new Weighted performance273.4
Projected new final Raw rating (if new WP > new Raw)1096.0
Projected new highest rating1096.0
Projected new floor596.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1096.0
Projected effective change (new Official - current Official)-3.5
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
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
12
Game 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 idNameGamesScoreWinsDrawsLosses%AorDpPerformView
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 2130148882 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