Player Page

Van Jaarsveld, A (Anje)
Dob: 2004/07/14 (Adult)
Gender: Female
Chess SA id: 204076116
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/04/14 (12 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 rating1612.7
Curent Weighted rating1630.7
Curent Weighted performance1524.1
Current official/published rating (highest between Raw, WR and WP)1630.7
Current floor (min rating allowed)1142.0
Current highest rating achieved1642.0
Current K-factor28
Games played this month6
Score (S)5.0
Expected score (We)4.51
Difference (S-We)0.49
Current Raw change (no limits, including tournament time weight)12.9
Current min/max change allowed (with limits)±92.1
Current Raw change used (final)12.9
Projected new Raw rating1625.6
Projected new Weighed rating1630.0
Projected new Weighted performance1524.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1630.0
Projected effective change (new Official - current Official)-0.7
Projected new highest rating1642.0
Projected new floor1142.0
Projected new K-facor28
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 rating1629.0
Curent Weighted rating1632.4
Curent Weighted performance1530.5
Current official/published rating (highest between Raw, WR and WP)1632.4
Current floor (min rating allowed)1140.6
Current highest rating achieved1640.6
Current K-factor28
Games played this month6
Score (S)5.0
Expected score (We)4.60
Difference (S-We)0.40
Current Raw change (no limits, including tournament time weight)11.2
Current min/max change allowed (with limits)±90.0
Current Raw change used (final)11.2
Projected new Raw rating1640.2
Projected new Weighed rating1633.0
Projected new Weighted performance1530.5
Projected new official/published rating (highest between new Raw, new WR and new WP)1640.2
Projected effective change (new Official - current Official)+7.8
Projected new highest rating1640.6
Projected new floor1140.6
Projected new K-facor28
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 rating1606.1
Curent Weighted rating1095.7
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1606.1
Current floor (min rating allowed)1106.1
Current highest rating achieved1606.1
Current K-factor28
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)±93.0
Current Raw change used (final)0.0
Projected new Raw rating1606.1
Projected new Weighed rating1144.3
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)1606.1
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1606.1
Projected new floor1106.1
Projected new K-facor28
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 rating1813.0
Curent Weighted rating1157.8
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1813.0
Current floor (min rating allowed)1106.1
Current highest rating achieved1813.0
Current K-factor24
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)±69.2
Current Raw change used (final)0.0
Projected new Raw rating1813.0
Projected new Weighed rating1220.2
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)1813.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1813.0
Projected new floor1106.1
Projected new K-facor24
Tournaments
Tournament: USSA Closed Championships 2024 (Ladies)
Start: 2024/04/12  End: 2024/04/14  Host: GTP  Type: Standard   Time: 90  Time weight: 0.94  Rounds: 6
Games: 6  Score: 5.0
Main rating: 1612.7  Rating gain/loss: 12.9
Type rating: 1629.0  Rating gain/loss: 11.2
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 USSA Closed Championships 2024 (Ladies) 2024/04/12 2024/04/14 Tshwane (GTP) Standard 90 0.94 6 6 5.0 1612.7 1629.0 Analysis
2 JMC Kick Off Tournament 2024 (A) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1619.6 1638.2 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U20 Open+Girls) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 2.5 1619.6 1638.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
32 USSA Closed Championships 2024 (Ladies) 2024/04/12 2024/04/14 Tshwane (GTP) Standard 90 0.94 6 6 5.0 1612.7 1629.0 Analysis
31 JMC Kick Off Tournament 2024 (A) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1619.6 1638.2 Analysis
30 2024 Gauteng Inter-Region Chess Championship (U20 Open+Girls) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 2.5 1619.6 1638.2 Analysis
29 2023 USSA Championships (Ladies) 2023/12/04 2023/12/08 Ethekwini (KED) Standard 120 1.00 9 9 7.0 1642.0 1640.6 Analysis
28 2023 Tuks Open Chess Tournament (A) 2023/10/07 2023/10/07 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1639.0 1633.0 Analysis
27 South African Junior Closed Chess Championships 2022 (U18 Girls) 2022/03/28 2022/04/02 Chess South Africa (CSA) Standard 120 1.00 11 11 9.5 1581.7 1576.0 Analysis
26 2022 Gauteng Interregion (U18 Open) 2022/02/26 2022/02/26 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1572.1 1564.2 Analysis
25 2021 African Youth Chess Championships 2021/09/19 2021/09/25 Ghana (GHA) Standard 150 1.00 9 7 6.0 1553.9 1543.4 Analysis
24 Ekurhuleni Chess Chessa Open 2021 (A) 2021/03/27 2021/03/28 Ekurhuleni (GE) Standard 90 0.94 5 5 2.5 1578.9 1579.6 Analysis
23 2020 Waterkloof Open (A) 2020/02/29 2020/03/01 Tshwane (GTP) Standard 90 0.94 5 5 2.5 1554.2 1555.5 Analysis
22 JNW Club - Trinityhouse Randpark Ridge Open 2020 (A) 2020/02/22 2020/02/22 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1483.6 1488.2 Analysis
21 2020 Piet Robbertse (B) 2020/01/31 2020/02/02 Cape Winelands (WCW) Standard 120 1.00 5 5 4.0 1483.6 1488.2 Analysis
20 2019 South African Junior Team Championships (U16A) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 6.0 1410.6 1418.8 Analysis
19 GJM vs GE Inter Region 2019 (U16A) 2019/10/05 2019/10/05 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.5 1384.9 1391.1 Analysis
18 JHB Metro Closed 2019 (U16) 2019/07/27 2019/07/28 Johannesburg Metro (GJM) Standard 90 0.94 6 6 3.5 1346.0 1347.2 Analysis
17 JNW Club - Helpmekaar Kollege Open 2019 (B) 2019/07/06 2019/07/06 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.5 1346.0 1347.2 Analysis
16 JNW Club - Charterhouse Open 2019 (B) 2019/04/13 2019/04/13 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1336.7 1335.7 Analysis
15 2019 South African Junior Closed Chess Championship (U16 Girls) 2019/03/17 2019/03/22 Chess South Africa (CSA) Standard 120 1.00 9 9 5.0 1271.5 1270.5 Analysis
14 JNW Club - Bryanston Open 1 2019 (B) 2019/01/26 2019/01/26 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1262.0 1262.0 Analysis
13 South African Junior Team Championships 2018 (U16A) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 3.0 1287.2 1287.2 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 16 8 3 5 9.5 59.4 79.7 1552.4 1632.1
White 8 5 1 2 5.5 68.8 159.4 1529.9 1689.3
Black 8 3 2 3 4.0 50.0 0.0 1574.9 1574.9
Standard All 16 8 3 5 9.5 59.4 79.7 1552.4 1632.1
White 8 5 1 2 5.5 68.8 159.4 1529.9 1689.3
Black 8 3 2 3 4.0 50.0 0.0 1574.9 1574.9
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 183 97 27 59 110.5 60.4 88.3 1317.2 1405.5
White 91 49 16 26 57.0 62.6 107.4 1319.3 1426.7
Black 92 48 11 33 53.5 58.2 69.3 1315.1 1384.4
Standard All 183 97 27 59 110.5 60.4 88.3 1317.2 1405.5
White 91 49 16 26 57.0 62.6 107.4 1319.3 1426.7
Black 92 48 11 33 53.5 58.2 69.3 1315.1 1384.4
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 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 204066121 Wallace, A (Amy) 5 4.0 4 0 1 80.0 1492.7 255.0 1747.7 View list
2 108076196 Potgieter, E (Edward) 4 3.0 3 0 1 75.0 1164.2 212.5 1376.7 View list
3 105060227 Pillay, M (Mikhael) 4 2.0 1 2 1 50.0 1378.1 0.0 1378.1 View list
4 107059743 Van Jaarsveld, H (Heinu) 3 3.0 3 0 0 100.0 1193.1 425.0 1618.1 View list
5 202086897 Maepa, B (Boitumelo) 3 2.0 2 0 1 66.7 1622.5 141.7 1764.1 View list
6 203010232 Gardiner, N (Noa) 3 1.5 1 1 1 50.0 1335.9 0.0 1335.9 View list
7 104056090 Weisz, B (Benjamin) 3 0.5 0 1 2 16.7 1256.2 -283.3 972.9 View list
8 101044645 Maharaj, K (Kiashen) 2 2.0 2 0 0 100.0 1133.7 425.0 1558.7 View list
9 297085157 Mundama, CK (Celima) 2 2.0 2 0 0 100.0 1612.7 425.0 2037.7 View list
10 205042537 Weideman, K (Kayleigh) 2 2.0 2 0 0 100.0 1397.8 425.0 1822.8 View list
11 107069948 Jones, W (William) 2 1.0 1 0 1 50.0 1106.8 0.0 1106.8 View list
12 110091704 Levitan, J (Judah) 2 1.0 1 0 1 50.0 1224.8 0.0 1224.8 View list
13 203034366 Shaw, LA (Laurie Ann) 2 1.0 1 0 1 50.0 1426.6 0.0 1426.6 View list
14 208082261 Strong, D (Davida) 2 1.0 1 0 1 50.0 1050.7 0.0 1050.7 View list
15 203043153 Woest, M (Megan) 2 1.0 1 0 1 50.0 1069.5 0.0 1069.5 View list
16 203064287 Zikalala, A (Aphiwe) 2 1.0 1 0 1 50.0 1464.6 0.0 1464.6 View list
17 105052031 Du Toit, GJ (Gerhardus (Eghardt)) 2 1.0 0 2 0 50.0 1595.8 0.0 1595.8 View list
18 110091706 Levitan, C (Caleb) 2 0.5 0 1 1 25.0 1231.2 -212.5 1018.7 View list
19 110086011 Felix, R (Raphael) 2 0.0 0 0 2 0.0 1335.6 -425.0 910.6 View list
20 198082030 Mboyisa, N (Ndumiso) 2 0.0 0 0 2 0.0 1211.3 -425.0 786.3 View list