Player Page

Andrews, J (Jason)
Dob: 2008/06/17 (U18)
Gender: Male
Chess SA id: 108084071
FIDE id:
Region: Sedibeng (GSV)
Citizen: RSA
Title(s):
Last active: 2024/09/07 (32 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 rating1437.4
Current Weighted rating1399.6
Current Weighted performance1347.3
Current official/published rating (highest between Raw, WR and WP)1437.4
Current highest rating achieved1469.9
Current floor (min rating allowed)969.9
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)±118.2
Current Raw change used (final)0.0
Projected new Raw rating1437.4
Projected new Weighed rating1290.9
Projected new Weighted performance1347.3
Projected new final Raw rating (if new WP > new Raw)1437.4
Projected new highest rating1469.9
Projected new floor969.9
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1437.4
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 rating1435.1
Current Weighted rating1375.3
Current Weighted performance1376.6
Current official/published rating (highest between Raw, WR and WP)1435.1
Current highest rating achieved1463.6
Current floor (min rating allowed)963.6
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)±118.6
Current Raw change used (final)0.0
Projected new Raw rating1435.1
Projected new Weighed rating1268.8
Projected new Weighted performance1376.6
Projected new final Raw rating (if new WP > new Raw)1435.1
Projected new highest rating1463.6
Projected new floor963.6
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1435.1
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 rating1270.5
Current Weighted rating1291.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1291.1
Current highest rating achieved1304.7
Current floor (min rating allowed)804.7
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)±150.0
Current Raw change used (final)0.0
Projected new Raw rating1270.5
Projected new Weighed rating1188.9
Projected new Weighted performance1033.6
Projected new final Raw rating (if new WP > new Raw)1270.5
Projected new highest rating1304.7
Projected new floor804.7
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1270.5
Projected effective change (new Official - current Official)-20.6
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
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
8 Sedibeng Chess Open 07 Sept 24 (B) 2024/09/07 2024/09/07 Sedibeng (GSV) Standard 60 0.83 5 4 2.0 1459.2 1460.7 Analysis
7 Eureka Open 27 July 2024 (B) 2024/07/27 2024/07/27 Sedibeng (GSV) Standard 60 0.83 5 0 0.0 1468.6 1460.7 Analysis
6 Midvaal Winter Classic 13 July 2024 (C) 2024/07/13 2024/07/13 Sedibeng (GSV) Rapid 30 0.60 7 7 3.5 1468.6 1304.7 Analysis
5 AG Visser Open 2024 (B) 2024/06/08 2024/06/08 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1469.9 1463.6 Analysis
4 Hoerskool Overvaal Chess Open 2024 (B) 2024/04/20 2024/04/20 Sedibeng (GSV) Standard 60 0.83 5 5 4.0 1364.9 1331.7 Analysis
3 Vaalpark Primary Chess Open 2024 (B) 2024/04/13 2024/04/13 Sedibeng (GSV) Standard 60 0.83 5 5 4.0 1364.9 1331.7 Analysis
2 Ekurhuleni Open 2024 (B) 2024/04/06 2024/04/06 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1364.9 1331.7 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U16A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 1.5 1380.5 1341.1 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
32 Sedibeng Chess Open 07 Sept 24 (B) 2024/09/07 2024/09/07 Sedibeng (GSV) Standard 60 0.83 5 4 2.0 1459.2 1460.7 Analysis
31 Eureka Open 27 July 2024 (B) 2024/07/27 2024/07/27 Sedibeng (GSV) Standard 60 0.83 5 0 0.0 1468.6 1460.7 Analysis
30 Midvaal Winter Classic 13 July 2024 (C) 2024/07/13 2024/07/13 Sedibeng (GSV) Rapid 30 0.60 7 7 3.5 1468.6 1304.7 Analysis
29 AG Visser Open 2024 (B) 2024/06/08 2024/06/08 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1469.9 1463.6 Analysis
28 Hoerskool Overvaal Chess Open 2024 (B) 2024/04/20 2024/04/20 Sedibeng (GSV) Standard 60 0.83 5 5 4.0 1364.9 1331.7 Analysis
27 Vaalpark Primary Chess Open 2024 (B) 2024/04/13 2024/04/13 Sedibeng (GSV) Standard 60 0.83 5 5 4.0 1364.9 1331.7 Analysis
26 Ekurhuleni Open 2024 (B) 2024/04/06 2024/04/06 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1364.9 1331.7 Analysis
25 2024 Gauteng Inter-Region Chess Championship (U16A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 1.5 1380.5 1341.1 Analysis
24 Queens Gambit Chess Open 2023 (A) 2023/11/25 2023/11/25 Sedibeng (GSV) Standard 60 0.83 5 1 0.0 1389.5 1350.1 Analysis
23 NWU Vaal Open 2023 (B) 2023/10/14 2023/10/14 Sedibeng (GSV) Standard 61 0.83 5 5 3.0 1369.8 1308.4 Analysis
22 Ekurhuleni Chess Trial 3 2023 (U16) 2023/06/17 2023/06/17 Ekurhuleni (GE) Standard 60 0.83 5 5 3.5 1314.9 1255.5 Analysis
21 Gauteng Open Arnold Classic 2023 (U16) 2023/05/19 2023/05/19 Tshwane (GTP) Rapid 30 0.60 5 5 3.5 1251.3 1278.4 Analysis
20 Ekurhuleni North Schools Individual Finals 2023 (U15 Boys) 2023/05/13 2023/05/13 Ekurhuleni (GE) Standard 60 0.83 5 5 3.5 1251.3 1205.1 Analysis
19 Ekurhuleni Trials 2 2023 (U16) 2023/04/22 2023/04/22 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1235.4 1232.1 Analysis
18 NWU Super 16 2023 (B) 2023/04/21 2023/04/21 Gert Sibande (MGS) Rapid 30 0.60 7 5 4.5 1235.4 1200.0 Analysis
17 ACB Tournament 2022 (A) 2022/10/07 2022/10/08 Ekurhuleni (GE) Standard 90 0.94 5 5 2.0 1248.9 1245.1 Analysis
16 Ekurhuleni-North Schools Teams 2022 (U15) 2022/08/13 2022/08/13 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1246.8 1242.6 Analysis
15 2022 Gauteng Schools Individual Chess Championship (U15 Boys) 2022/06/18 2022/06/18 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1200.5 1206.0 Analysis
14 ACB Invitation Chess Tournament 2022 (U15) 2022/06/11 2022/06/11 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1200.5 1206.0 Analysis
13 Ekurhuleni-North Schools Finals Indiv 2022 (U15 Boys) 2022/05/14 2022/05/14 Ekurhuleni (GE) Standard 60 0.83 5 5 3.5 1157.8 1157.6 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 36 17 8 11 21.0 58.3 70.8 1356.4 1427.2
White 19 10 4 5 12.0 63.2 111.8 1381.8 1493.6
Black 17 7 4 6 9.0 52.9 25.0 1328.0 1353.0
Standard All 29 14 7 8 17.5 60.3 87.9 1343.0 1430.9
White 15 8 3 4 9.5 63.3 113.3 1379.8 1493.1
Black 14 6 4 4 8.0 57.1 60.7 1303.6 1364.4
Rapid All 7 3 1 3 3.5 50.0 0.0 1411.8 1411.8
White 4 2 1 1 2.5 62.5 106.3 1389.3 1495.5
Black 3 1 0 2 1.0 33.3 -141.7 1441.7 1300.0
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 153 78 15 60 85.5 55.9 50.0 1210.6 1260.6
White 78 48 10 20 53.0 67.9 152.6 1216.6 1369.1
Black 75 30 5 40 32.5 43.3 -56.7 1204.4 1147.7
Standard All 136 68 12 56 74.0 54.4 37.5 1197.0 1234.5
White 69 43 7 19 46.5 67.4 147.8 1204.2 1352.0
Black 67 25 5 37 27.5 41.0 -76.1 1189.6 1113.5
Rapid All 17 10 3 4 11.5 67.6 150.0 1319.4 1469.4
White 9 5 3 1 6.5 72.2 188.9 1311.2 1500.1
Black 8 5 0 3 5.0 62.5 106.3 1328.7 1434.9
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 1090111867 Mittermaier, G (Gunther) 5 2.0 1 2 2 40.0 1426.5 -85.0 1341.5 View list
2 1090158305 Marimuthu, S (Shaylen) 3 2.0 1 2 0 66.7 1434.5 141.7 1576.1 View list
3 108092849 Majola, O (Omphile) 2 2.0 2 0 0 100.0 1217.3 425.0 1642.3 View list
4 108070894 Barnard, M (Martin) 2 1.0 1 0 1 50.0 1172.8 0.0 1172.8 View list
5 1070142589 Kupakwashe, P (Pamirwa) 2 1.0 1 0 1 50.0 1179.2 0.0 1179.2 View list
6 109087966 Pretorius, PJ (Petrus) 2 1.0 1 0 1 50.0 1108.0 0.0 1108.0 View list
7 1080302090 Sieberhagen, N (Nicolaas) 2 1.0 0 2 0 50.0 1417.4 0.0 1417.4 View list
8 1080107430 Mjekelejo, L (Luvuyo) 2 0.0 0 0 2 0.0 1101.0 -425.0 676.0 View list
9 1080136681 Van Aswegen, T (Troy) 2 0.0 0 0 2 0.0 1166.4 -425.0 741.4 View list
10 2070108487 Briers, C (Corli) 1 1.0 1 0 0 100.0 1079.2 425.0 1504.2 View list
11 109087166 Cronje, O (Omri) 1 1.0 1 0 0 100.0 1125.6 425.0 1550.6 View list
12 2080130067 Cilliers, J (Juanita) 1 1.0 1 0 0 100.0 1125.6 425.0 1550.6 View list
13 1080157194 Chimombe, B (Bradley) 1 1.0 1 0 0 100.0 1314.9 425.0 1739.9 View list
14 108065201 De Villiers, J (Jean) 1 1.0 1 0 0 100.0 1145.6 425.0 1570.6 View list
15 210088032 De Vasconcelos, T (Tiaana) 1 1.0 1 0 0 100.0 1364.9 425.0 1789.9 View list
16 1060154410 Badenhorst, A (Angelo) 1 1.0 1 0 0 100.0 1235.4 425.0 1660.4 View list
17 1080301361 Ambrose, V (Valentino) 1 1.0 1 0 0 100.0 1364.9 425.0 1789.9 View list
18 1080154864 Bolleurs, J (Jason) 1 1.0 1 0 0 100.0 1251.3 425.0 1676.3 View list
19 1000108483 Bokang, M (Mthambo) 1 1.0 1 0 0 100.0 1070.4 425.0 1495.4 View list
20 1090113650 Botha, R (Ricardo) 1 1.0 1 0 0 100.0 1114.3 425.0 1539.3 View list