Player Page

Joubert, D (Divan)
Dob: 2003/01/08 (Adult)
Gender: Male
Chess SA id: 103014549
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2022/12/08 (513 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
Curent Raw rating1462.8
Curent Weighted rating1460.7
Curent Weighted performance1134.3
Current official/published rating (highest between Raw, WR and WP)1462.8
Current floor (min rating allowed)963.4
Current highest rating achieved1463.4
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)±114.0
Current Raw change used (final)0.0
Projected new Raw rating1462.8
Projected new Weighed rating1461.4
Projected new Weighted performance1134.3
Projected new official/published rating (highest between new Raw, new WR and new WP)1462.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1463.4
Projected new floor963.4
Projected new K-facor32
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 rating1460.9
Curent Weighted rating1458.5
Curent Weighted performance1138.7
Current official/published rating (highest between Raw, WR and WP)1460.9
Current floor (min rating allowed)962.3
Current highest rating achieved1462.3
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)±114.3
Current Raw change used (final)0.0
Projected new Raw rating1460.9
Projected new Weighed rating1459.3
Projected new Weighted performance1138.7
Projected new official/published rating (highest between new Raw, new WR and new WP)1460.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1462.3
Projected new floor962.3
Projected new K-facor32
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 rating1125.9
Curent Weighted rating1103.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1125.9
Current floor (min rating allowed)676.0
Current highest rating achieved1176.0
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)±184.3
Current Raw change used (final)0.0
Projected new Raw rating1125.9
Projected new Weighed rating1105.4
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)1125.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1176.0
Projected new floor676.0
Projected new K-facor40
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 rating1078.0
Curent Weighted rating1078.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1078.0
Current floor (min rating allowed)676.0
Current highest rating achieved1176.0
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)±197.3
Current Raw change used (final)0.0
Projected new Raw rating1078.0
Projected new Weighed rating1078.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1078.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1176.0
Projected new floor676.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
25 2022 South African Junior Team Chess Championships (U20 Open+Girls) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 5 4.5 1434.6 1428.9 Analysis
24 2022 Alekhine Open (B) 2022/08/13 2022/08/14 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1424.1 1415.8 Analysis
23 Hoerskool Overvaal 2022 (A+B) 2022/06/11 2022/06/11 Sedibeng (GSV) Standard 60 0.83 5 5 2.5 1437.1 1428.0 Analysis
22 2022 Gauteng Interregion (U20 Open) 2022/02/26 2022/02/26 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1460.7 1457.8 Analysis
21 2022 Tshwane Chess Open Registration Tournament (B) 2022/01/29 2022/01/29 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1463.4 1462.3 Analysis
20 2021 Lubowski Open Tournament (B) 2021/05/01 2021/05/02 Tshwane (GTP) Standard 90 0.94 5 5 3.5 1433.9 1431.6 Analysis
19 2021 Registration Tournament (B) 2021/03/13 2021/03/13 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1430.2 1429.0 Analysis
18 2019 Wild Card Chess Championship (U18 Open) 2020/01/09 2020/01/12 4 Knights (4K) Standard 120 1.00 7 7 4.5 1383.2 1386.1 Analysis
17 2019 South African Junior Team Championships (U18B) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 1.5 1383.2 1386.1 Analysis
16 2019 TC SAJCC Prep Tournament (A) 2019/11/30 2019/11/30 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1364.7 1364.9 Analysis
15 2019 Alekhine Open (B) 2019/08/09 2019/08/10 Tshwane (GTP) Standard 120 1.00 5 5 3.5 1313.2 1313.8 Analysis
14 2019 Capablanca Chess Festival (Swiss B) 2019/04/19 2019/04/21 Tshwane (GTP) Standard 90 0.94 7 7 3.0 1330.5 1334.3 Analysis
13 2019 Tshwane Chess Registration Tournament (B) 2019/01/26 2019/01/26 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1311.1 1311.3 Analysis
12 2018 Wild Card Chess Championships (U16 Open) 2018/12/21 2018/12/24 4 Knights (4K) Standard 120 1.00 7 7 3.0 1211.7 1210.1 Analysis
11 South African Junior Team Championships 2018 (U16B) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 6.0 1211.7 1210.1 Analysis
10 2018 Etienne Lewis Trials (U16 Boys) 2018/08/31 2018/09/02 Tshwane (GTP) Standard 120 1.00 7 7 3.0 1198.0 1193.2 Analysis
9 2018 Gauteng League Final (U15) 2018/08/25 2018/08/25 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1227.2 1222.4 Analysis
8 2018 Alekhine Open (B) 2018/08/09 2018/08/11 Tshwane (GTP) Standard 90 0.94 6 6 2.5 1227.2 1222.4 Analysis
7 2018 D4 Tshwane South Schools League Finals (U15) 2018/08/04 2018/08/04 Tshwane (GTP) Standard 60 0.83 5 4 3.5 1227.2 1222.4 Analysis
6 South African Open 2018 (Blitz) 2018/07/11 2018/07/11 Mangaung (FMB) Blitz 5 0.18 9 9 3.0 1093.3 1090.0 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 155 70 22 63 81.0 52.3 19.2 1298.4 1317.6
White 81 37 11 33 42.5 52.5 21.0 1297.0 1318.0
Black 74 33 11 30 38.5 52.0 17.2 1299.9 1317.1
Standard All 146 67 22 57 78.0 53.4 29.1 1296.5 1325.6
White 77 35 11 31 40.5 52.6 22.1 1296.6 1318.6
Black 69 32 11 26 37.5 54.3 37.0 1296.5 1333.4
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 9 3 0 6 3.0 33.3 -141.7 1328.8 1187.2
White 4 2 0 2 2.0 50.0 0.0 1306.3 1306.3
Black 5 1 0 4 1.0 20.0 -255.0 1346.8 1091.8
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 104028754 Odendaal, RL (Ruben) 3 0.5 0 1 2 16.7 1246.7 -283.3 963.4 View list
2 105008461 Duvenhage, LC (Leon) 2 2.0 2 0 0 100.0 1218.5 425.0 1643.5 View list
3 102042036 Voigt, K (Karl) 2 2.0 2 0 0 100.0 1236.6 425.0 1661.6 View list
4 108090807 Mcphail, R (Ryan) 2 1.5 1 1 0 75.0 1394.4 212.5 1606.9 View list
5 103013144 Hyman, DM (Daniel) 2 1.0 1 0 1 50.0 1090.0 0.0 1090.0 View list
6 1090103920 Reyneke, L (Luke) 2 1.0 1 0 1 50.0 1446.8 0.0 1446.8 View list
7 102035132 Smit, CM (Carlo) 2 1.0 1 0 1 50.0 1208.8 0.0 1208.8 View list
8 109086362 Yang, A (Alex) 2 1.0 1 0 1 50.0 1397.0 0.0 1397.0 View list
9 103045448 Rapholo, KM (Motlatjo) 2 0.5 0 1 1 25.0 1297.5 -212.5 1085.0 View list
10 205004863 Claassen, G (Gabriella) 2 0.0 0 0 2 0.0 1330.6 -425.0 905.6 View list
11 103027600 Nhamuave, E (Eleazar) 2 0.0 0 0 2 0.0 1329.3 -425.0 904.3 View list
12 103046563 Raubenheimer, D (Dian) 2 0.0 0 0 2 0.0 1297.5 -425.0 872.5 View list
13 206001830 Bent, C (Cierra) 1 1.0 1 0 0 100.0 1430.2 425.0 1855.2 View list
14 102092210 Buba, V (Vukile) 1 1.0 1 0 0 100.0 1383.2 425.0 1808.2 View list
15 204003257 Bouwer, D (Dane) 1 1.0 1 0 0 100.0 1330.5 425.0 1755.5 View list
16 105082260 Botha, M (Marcus) 1 1.0 1 0 0 100.0 1460.7 425.0 1885.7 View list
17 103078196 Campbell, G (Grant) 1 1.0 1 0 0 100.0 1383.2 425.0 1808.2 View list
18 106044567 Buitendag, TS (Tristan) 1 1.0 1 0 0 100.0 1106.4 425.0 1531.4 View list
19 109069449 Boheim, E (Eugene) 1 1.0 1 0 0 100.0 1364.7 425.0 1789.7 View list
20 177005028 Cloete, WF (Willem) 1 1.0 1 0 0 100.0 1424.1 425.0 1849.1 View list