Player Page

Jansen, A (Alexia)
Dob: 2012/01/08 (U14)
Gender: Female
Chess SA id: 2120134213
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/09/01 (18 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 rating1383.8
Current Weighted rating1365.8
Current Weighted performance1305.3
Current official/published rating (highest between Raw, WR and WP)1383.8
Current highest rating achieved1427.4
Current floor (min rating allowed)927.4
Current K-factor32
Games played this month12
Score (S)8.0
Expected score (We)6.69
Difference (S-We)1.12
Current Raw change (no limits, including tournament time weight)35.8
Current min/max change allowed (with limits)±127.6
Current Raw change used (final)35.8
Projected new Raw rating1419.6
Projected new Weighed rating1259.6
Projected new Weighted performance1396.5
Projected new final Raw rating (if new WP > new Raw)1419.6
Projected new highest rating1427.4
Projected new floor927.4
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1419.6
Projected effective change (new Official - current Official)+35.8
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 rating1380.6
Current Weighted rating1358.0
Current Weighted performance1305.3
Current official/published rating (highest between Raw, WR and WP)1380.6
Current highest rating achieved1425.4
Current floor (min rating allowed)925.4
Current K-factor32
Games played this month12
Score (S)8.0
Expected score (We)6.65
Difference (S-We)1.35
Current Raw change (no limits, including tournament time weight)43.2
Current min/max change allowed (with limits)±128.2
Current Raw change used (final)43.2
Projected new Raw rating1423.8
Projected new Weighed rating1252.7
Projected new Weighted performance1396.5
Projected new final Raw rating (if new WP > new Raw)1423.8
Projected new highest rating1425.4
Projected new floor925.4
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1423.8
Projected effective change (new Official - current Official)+43.2
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 rating1218.4
Current Weighted rating1218.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1218.4
Current highest rating achieved1218.4
Current floor (min rating allowed)718.4
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)±161.5
Current Raw change used (final)0.0
Projected new Raw rating1218.4
Projected new Weighed rating1120.9
Projected new Weighted performance299.0
Projected new final Raw rating (if new WP > new Raw)1218.4
Projected new highest rating1218.4
Projected new floor718.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1218.4
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Tournament: 2024 Etienne Lewis (U14)
Start: 2024/08/30  End: 2024/09/01  Host: GTP  Type: Standard   Time: 90  Time weight: 0.94  Rounds: 7
Games: 7  Score: 4.0
Main rating: 1383.8  Rating gain/loss: 8.4
Type rating: 1380.6  Rating gain/loss: 9.0
Analysis
Tournament: Gauteng Schools Individuals Finals 2024 (U13 Girls)
Start: 2024/08/16  End: 2024/08/16  Host: GE  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 4.0
Main rating: 1383.8  Rating gain/loss: 27.4
Type rating: 1380.6  Rating gain/loss: 34.2
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
8 2024 Etienne Lewis (U14) 2024/08/30 2024/09/01 Tshwane (GTP) Standard 90 0.94 7 7 4.0 1383.8 1380.6 Analysis
7 Gauteng Schools Individuals Finals 2024 (U13 Girls) 2024/08/16 2024/08/16 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1383.8 1380.6 Analysis
6 2024 Alekhine Open Chess Tournament (B) 2024/08/09 2024/08/10 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1427.4 1425.4 Analysis
5 2024 Tshwane South School District CLOSED Individual Championships (U13 Girls) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1382.7 1375.7 Analysis
4 2024 Silver Lakes Open Chess Tournament (D1) 2024/04/21 2024/04/21 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1407.7 1402.9 Analysis
3 2024 Constantiapark Open (D1) 2024/02/17 2024/02/17 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1382.5 1378.1 Analysis
2 2024 Tshwane Chess OPEN Registration Tournament (D2) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1321.9 1307.7 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U12 Girls B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 4.0 1321.9 1307.7 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
32 2024 Etienne Lewis (U14) 2024/08/30 2024/09/01 Tshwane (GTP) Standard 90 0.94 7 7 4.0 1383.8 1380.6 Analysis
31 Gauteng Schools Individuals Finals 2024 (U13 Girls) 2024/08/16 2024/08/16 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1383.8 1380.6 Analysis
30 2024 Alekhine Open Chess Tournament (B) 2024/08/09 2024/08/10 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1427.4 1425.4 Analysis
29 2024 Tshwane South School District CLOSED Individual Championships (U13 Girls) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1382.7 1375.7 Analysis
28 2024 Silver Lakes Open Chess Tournament (D1) 2024/04/21 2024/04/21 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1407.7 1402.9 Analysis
27 2024 Constantiapark Open (D1) 2024/02/17 2024/02/17 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1382.5 1378.1 Analysis
26 2024 Tshwane Chess OPEN Registration Tournament (D2) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1321.9 1307.7 Analysis
25 2024 Gauteng Inter-Region Chess Championship (U12 Girls B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 4.0 1321.9 1307.7 Analysis
24 2023 Etienne Lewis Closed Tournament (U12) 2023/08/25 2023/08/27 Tshwane (GTP) Standard 90 0.94 7 7 3.0 1365.2 1350.6 Analysis
23 2023 Tshwane South School District CLOSED League Championship (U11) 2023/07/29 2023/07/29 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1397.3 1389.6 Analysis
22 2023 Lubowski Open Tournament (D) 2023/06/24 2023/06/25 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1417.5 1410.4 Analysis
21 Gauteng Schools Individual Finals 2023 (U11 Girls) 2023/05/26 2023/05/26 Ekurhuleni (GE) Standard 60 0.83 5 5 5.0 1298.6 1292.3 Analysis
20 2023 Tshwane South School District CLOSED Individual Championships (U11 Girls) 2023/04/22 2023/04/22 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1231.7 1226.5 Analysis
19 2023 Afrikaans Hoër Seunskool Open Chess Tournament (D1) 2023/03/04 2023/03/04 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1219.2 1209.9 Analysis
18 Laerskool Constantiapark Open Chess Tournament 2023 (U12) 2023/02/18 2023/02/18 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1185.1 1167.8 Analysis
17 2023 Tshwane Chess Open Registration Tournament (D1) 2023/01/28 2023/01/28 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1186.0 1166.7 Analysis
16 Lardies Tournament 2022 (U12) 2022/10/29 2022/10/29 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1166.6 1140.4 Analysis
15 Ladies Tournament 9 August 2022 (Rook) 2022/08/09 2022/08/09 Tshwane (GTP) Standard 60 0.83 5 4 0.0 1224.0 1207.4 Analysis
14 D4 Play Offs 2022 (U11) 2022/07/30 2022/07/30 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1232.7 1224.7 Analysis
13 2022 Menlo Open Tournament (D) 2022/07/23 2022/07/23 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1232.7 1224.7 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 41 28 0 13 28.0 68.3 155.5 1280.3 1435.8
White 20 14 0 6 14.0 70.0 170.0 1300.7 1470.7
Black 21 14 0 7 14.0 66.7 141.7 1260.9 1402.6
Standard All 41 28 0 13 28.0 68.3 155.5 1280.3 1435.8
White 20 14 0 6 14.0 70.0 170.0 1300.7 1470.7
Black 21 14 0 7 14.0 66.7 141.7 1260.9 1402.6
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 162 93 4 65 95.0 58.6 73.5 1217.7 1291.1
White 83 45 2 36 46.0 55.4 46.1 1222.7 1268.8
Black 79 48 2 29 49.0 62.0 102.2 1212.4 1314.6
Standard All 155 89 4 62 91.0 58.7 74.0 1217.4 1291.5
White 79 43 2 34 44.0 55.7 48.4 1224.0 1272.4
Black 76 46 2 28 47.0 61.8 100.7 1210.6 1311.3
Rapid All 7 4 0 3 4.0 57.1 60.7 1223.2 1283.9
White 4 2 0 2 2.0 50.0 0.0 1196.8 1196.8
Black 3 2 0 1 2.0 66.7 141.7 1258.4 1400.0
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 idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2120109367 Pillay, V (Verana) 6 3.5 3 1 2 58.3 1244.2 70.8 1315.0 View list
2 2130106594 Yang, S (Selina) 5 0.0 0 0 5 0.0 1247.4 -425.0 822.4 View list
3 2120130097 Padayachy, V (Vidya) 4 2.0 1 2 1 50.0 1252.8 0.0 1252.8 View list
4 2130137401 Pistorius, A (Anabelle) 3 3.0 3 0 0 100.0 1308.5 425.0 1733.5 View list
5 1120135739 Pretorius, P (Pieter) 3 3.0 3 0 0 100.0 1282.4 425.0 1707.4 View list
6 2120112515 Du Randt, L (Lea) 3 1.0 1 0 2 33.3 1187.6 -141.7 1046.0 View list
7 2120109366 Theron, C (Carla) 3 1.0 1 0 2 33.3 1224.9 -141.7 1083.2 View list
8 1120133903 Buchner, E (Emil) 3 0.0 0 0 3 0.0 1221.1 -425.0 796.1 View list
9 1130131224 Minny, O (Oban) 3 0.0 0 0 3 0.0 1210.9 -425.0 785.9 View list
10 1130133911 Butner, J (James) 2 2.0 2 0 0 100.0 1191.4 425.0 1616.4 View list
11 2120135735 Muller, M (Mari) 2 2.0 2 0 0 100.0 1307.5 425.0 1732.5 View list
12 1130119626 Ndebele, AT (Akhumzi Thandolwenkosi) 2 2.0 2 0 0 100.0 1232.5 425.0 1657.5 View list
13 2120134690 Struwig, K (Karien) 2 2.0 2 0 0 100.0 1346.6 425.0 1771.6 View list
14 1120148312 Van Rooyen, D (Dandre) 2 2.0 2 0 0 100.0 1374.5 425.0 1799.5 View list
15 2120139975 Weder, K (Karlien) 2 2.0 2 0 0 100.0 1339.3 425.0 1764.3 View list
16 2130134040 Botha, L (Lincke) 2 1.0 1 0 1 50.0 1188.5 0.0 1188.5 View list
17 1120143038 Boshoff, R (Reinhardt) 2 1.0 1 0 1 50.0 1199.7 0.0 1199.7 View list
18 1120137394 Du Bruyn, D (Dylan) 2 1.0 1 0 1 50.0 1291.2 0.0 1291.2 View list
19 1120133904 Fokker, CD (Christiaan Dirk) 2 1.0 1 0 1 50.0 1172.1 0.0 1172.1 View list
20 1110143051 Naude, J (Johan) 2 1.0 1 0 1 50.0 1395.8 0.0 1395.8 View list