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Player Profile

Player:

(Eg: Carlsen,Magnus)

Posthuma, Joshua G



Years:	2016-2021
Number of games:	202
Number of wins:	82
Number of draws:	30
Number of losses:	90
White score:	54½/99 (55.05% - Average Elo: 2286)
Black score:	42½/103 (41.26% - Average Elo: 2331.29)

Rating progression

Games
White wins
White draws
White losses
Black wins
Black draws
Black losses

Top wins

Posthuma, Joshua G (2291) - Shevchenko, Kirill (2599), Titled Tuesday intern op 09th Mar, Chess.com INT (E83) - 2021

Posthuma, Joshua G (2344) - Paragua, Mark (2502), World op 49th, Philadelphia (D46) - 2021

Posthuma, Joshua G (2339) - Csonka, Balazs (2498), Speed Chess Super Swiss, Chess.com INT (D85) - 2020

Chigaev, Maksim (2598) - Posthuma, Joshua G (2339), Speed Chess Super Swiss, Chess.com INT (B06) - 2020

Pantsulaia, Levan (2553) - Posthuma, Joshua G (2339), Speed Chess Super Swiss, Chess.com INT (A15) - 2020

Vorontsov, Pavlo (2540) - Posthuma, Joshua G (2256), Las Vegas National op, Las Vegas (A47) - 2021

Posthuma, Joshua G - ? (97)

Jain, Naveen (1½/2)

Park, Evan (1½/2)

Abdi, Farzad (1/1)

Acosta Villarroel, Lorner Justus (1/1)

Aguiar Cunha, Lucas (0/1)

Akopian, Vladimir Eduardovic (½/1)

Alboredo, Julia (1/1)

Amburgy, Ryan (1/1)

Arencibia Monduy, Antonio (0/1)

Arias, Juan Cruz (1/1)

Arjun, Vishnuvardhan (0/1)

Arnold, Ken (1/1)

Babiy, Olga (0/1)

Bodi, Tibor (1/1)

Bodnar, Nikolay (0/1)

Bora, Safal (0/1)

Bordi, Kevin Claude (0/1)

Bortnyk, Olexandr (0/1)

Bouget, Alexandre (0/1)

Brunner, Nicolas (½/1)

Chiu, Isaac (1/1)

Clyde, Jordan (1/1)

Costa, Paulo Cesar (1/1)

Csonka, Balazs (1/1)

Czerw, Dawid (1/1)

Das, Arghyadip (0/1)

De Prado Rodriguez, Oscar Bruno (0/1)

Duong, Thanh Nha (0/1)

Eidelman, Gabriel (1/1)

Eljanov, Pavel (0/1)

Fataliyeva, Ulviyya Hasil Qizi (1/1)

Firat, Burak (0/1)

Forster, William (1/1)

Gergacz, Attila (½/1)

Gordievsky, Dmitry (0/1)

Jacobson, Aaron (½/1)

Johnson, Joel F (½/1)

Khachiyan, Melikset (½/1)

Khalafova, Narmin Ilgar Qizi (1/1)

Kopylov, Michael (1/1)

Krnan, Tomas (½/1)

Kujawski, Adam (1/1)

Kukhmazov, Arsen (0/1)

Literatus, Austin Jacob (0/1)

Maidel, Anton (½/1)

Mareco, Sandro (0/1)

Martin Del Campo C, Roberto (1/1)

Martinez Reyes, Pedro Ramon (1/1)

Martins, Vinicius Tine (1/1)

Marzaduri, Riccardo (1/1)

Mayeregger, Arnold (1/1)

Moore, Nickolas Arthur (1/1)

Nguyen, James Le (1/1)

Nihal, Sarin (0/1)

Obgolts, Erik (0/1)

Olund, Joar (0/1)

Ovchinnikov, Vsevolod (1/1)

Pacheco Lugo, Alejandro Jose (1/1)

Paciorkowski, Lev (0/1)

Paragua, Mark (1/1)

Plotkin, Mark (0/1)

Popovic, Dusan (0/1)

Ragnarsson, Dagur (1/1)

Rambaldi, Francesco (0/1)

Ramer, Scott Leo (½/1)

Rodrigue Lemieux, Shawn (½/1)

Schmakel, Sam A (1/1)

Sheng, Joshua (½/1)

Shevchenko, Kirill (1/1)

Skliarov, Viktor (1/1)

Smith, Bryan G (1/1)

Stremavicius, Titas (½/1)

Svidler, Peter (0/1)

Sztokbant, Bernardo Vainzoff (0/1)

Talukdar, Rohan Shyam (½/1)

Talyansky, Seth D (½/1)

Tang, Andrew (0/1)

Titus, Andrew L (0/1)

Toncheva, Nadya (0/1)

Toolin, Christopher (1/1)

Villegas, Pierre (1/1)

Wahlund, Max (0/1)

Wongso, Steve (1/1)

Zacarias Martinez, Ruben David (1/1)

Zhou, Aiden (1/1)

? - Posthuma, Joshua G (97)

Chigaev, Maksim (1/2)

Migot, Tangi (0/2)

Mortazavi, Ali (1/2)

Niemann, Hans Moke (0/2)

Quparadze, Giga (1/2)

Sarkar, Justin (1/2)

Abdi, Farzad (1/1)

Abdusattorov, Nodirbek (0/1)

Abrashkin, Boris Vladimirovich (1/1)

Al Tarbosh, Ward (1/1)

Andrejkin, Dmitry (1/1)

Andrianov, Nikolai Ivanovich (0/1)

Arun, Siddharth (1/1)

Atanasov, Anthony (1/1)

Baches Garcia, Guillermo (1/1)

Baker, Vincent J (1/1)

Balyan, Aryan (1/1)

Carlstedt, Jonathan (1/1)

Colas, Joshua (0/1)

Cordova, Emilio (½/1)

Cupid, Kevin (1/1)

Degenbaev, Aziz (0/1)

Dhanush, Bharadwaj (0/1)

Eckert, Doug D (0/1)

Ghimpu, Samuel Timotei (1/1)

Goltsev, Dmitry (0/1)

Gong, Qianyun (1/1)

Grandelius, Nils (0/1)

Grinberg, Eyal (0/1)

Hambleton, Aman (0/1)

Hevia Alejano, Carlos Antonio (0/1)

Hnydiuk, Aleksander (0/1)

Hua, Eugene (½/1)

Jobava, Baadur (0/1)

Karpov, Vadim (0/1)

Kaufman, Raymond (1/1)

Levin, Evgeny A (0/1)

Levine, Joseph1 (0/1)

Li, Ruifeng (0/1)

Liang, Awonder (0/1)

Liang, Jason (½/1)

Lund, Silas Esben (1/1)

Machidon, Cristi (1/1)

Martemianov, Iaroslav (½/1)

Martinez Reyes, Pedro Ramon (0/1)

Matviishen, Viktor (1/1)

Meija, Cherry Ann (0/1)

Mhango, Banele (0/1)

Mitkov, Nikola (0/1)

Mkrtchian, Lilit (1/1)

Morefield, Jason P (1/1)

Navia Alvarez, Edwin Adrian (½/1)

Ozdemir, Serhan Berat (0/1)

Palomo, Franklin Annervys (1/1)

Pantsulaia, Levan (1/1)

Papp, Petra (0/1)

Peatman, Carter F (0/1)

Peralta, Eduardo (1/1)

Piorun, Kacper (0/1)

Popilski, Gil (0/1)

Prieto Aranguren, Alain (0/1)

Przybylski, Wojciech (1/1)

Quesada Perez, Yuniesky (0/1)

Radovanovic, Nikola (0/1)

Raznikov, Danny (0/1)

Richter, Paul (0/1)

Shimanov, Aleksandr (0/1)

Shlyakhtenko, Robert (0/1)

Smith, Josh (1/1)

Song, Michael (½/1)

Steinbuerg, Karl W (1/1)

Stojanovski, Sandi (1/1)

Stukopin, Andrey (½/1)

Sztokbant, Bernardo Vainzoff (0/1)

Tabatabaei, Mohammad Amin (0/1)

Talyansky, Seth D (0/1)

Tay, Junior (0/1)

Toliver, Stuart (1/1)

Vettese, Nicholas (1/1)

Vigorito, David (1/1)

Villegas, Pierre (1/1)

Vorontsov, Pavlo (1/1)

Wang, Jason (1/1)

Wang, Tianqi (½/1)

Wieczorek, Oskar (0/1)

Williams, Justus D (0/1)

Wu, Rochelle (0/1)

Yanovsky, Vladimir (0/1)

Yu, Jennifer R (0/1)

Zhou, Liran (0/1)

Zhukov, Maksim (1/1)

Zierk, Steven C (½/1)

Openings played as White (47)

E04 Catalan, Open, 5.Nf3 (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3)
Average Elo: 2350.92
Result: 6/13 = 46.15%

D85 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5)
Average Elo: 2401
Result: 2½/5 = 50%

E81 King's Indian, Samisch (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O)
Average Elo: 2297.8
Result: 2½/5 = 50%

A01 Nimzovich-Larsen Attack (1.b3)
Average Elo: 2129
Result: 2½/5 = 50%

E01 Catalan, Closed (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2)
Average Elo: 2362.8
Result: 2/5 = 40%

D02 Queen's Pawn Game (1.d4 d5 2.Nf3)
Average Elo: 2213.25
Result: 1½/4 = 37.5%

E05 Catalan, Open, Classical line (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Be7)
Average Elo: 2302.75
Result: 2/4 = 50%

D23 Queen's Gambit Accepted (1.d4 d5 2.c4 dxc4 3.Nf3 Nf6)
Average Elo: 2386.5
Result: 1½/4 = 37.5%

A86 Dutch (1.d4 f5 2.c4 Nf6 3.g3)
Average Elo: 2270.33
Result: 1½/3 = 50%

D11 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6 3.Nf3)
Average Elo: 2196.33
Result: 1/3 = 33.33%

A32 English, Symmetrical Variation (1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6)
Average Elo: 2256
Result: 3/3 = 100%

B07 Pirc (1.e4 d6 2.d4 Nf6)
Average Elo: 2347.33
Result: 2/3 = 66.67%

E16 Queen's Indian (1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Bb4+)
Average Elo: 2126.33
Result: 2½/3 = 83.33%

E11 Bogo-Indian Defense (1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+)
Average Elo: 2170.5
Result: 1/2 = 50%

E06 Catalan, Closed, 5.Nf3 (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3)
Average Elo: 2384.5
Result: 1½/2 = 75%

A31 English, Symmetrical, Benoni Formation (1.c4 c5 2.Nf3 Nf6 3.d4)
Average Elo: 2500
Result: 1/2 = 50%

A00 Uncommon Opening (1.g4, a3, h3, etc.)
Average Elo: 2079.5
Result: 1½/2 = 75%

D46 Queen's Gambit Declined Semi-Slav (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3)
Average Elo: 2202
Result: 2/2 = 100%

A46 Queen's Pawn Game (1.d4 Nf6 2.Nf3)
Average Elo: 2223
Result: ½/1 = 50%

A47 Queen's Indian (1.d4 Nf6 2.Nf3 b6)
Average Elo: 2403
Result: 0/1 = 0%

A52 Budapest Gambit (1.d4 Nf6 2.c4 e5 3.dxe5 Ng4)
Average Elo: 2124
Result: 0/1 = 0%

A40 Queen's Pawn Game (1.d4)
Average Elo: 2228
Result: 1/1 = 100%

E17 Queen's Indian (1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7)
Average Elo: 2099
Result: 1/1 = 100%

E70 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4)
Average Elo: 2518
Result: 0/1 = 0%

E00 Queen's Pawn Game (1.d4 Nf6 2.c4 e6)
Average Elo: 2231
Result: 1/1 = 100%

A57 Benko Gambit (1.d4 Nf6 2.c4 c5 3.d5 b5)
Average Elo: 2092
Result: 1/1 = 100%

A91 Dutch Defense (1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7)
Average Elo: 2209
Result: 0/1 = 0%

E80 King's Indian, Samisch Variation (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3)
Average Elo: 2127
Result: 0/1 = 0%

B06 Robatsch (1.e4 g6)
Average Elo: 2451
Result: ½/1 = 50%

E85 King's Indian, Samisch, Orthodox Variation (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5)
Average Elo: 2128
Result: 1/1 = 100%

D27 Queen's Gambit Accepted, Classical (1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6)
Average Elo: 2228
Result: 0/1 = 0%

E07 Catalan, Closed (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7)
Average Elo: 2301
Result: 1/1 = 100%

D45 Queen's Gambit Declined Semi-Slav (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3)
Average Elo: 2407
Result: 1/1 = 100%

D30 Queen's Gambit Declined (1.d4 d5 2.c4 e6)
Average Elo: 1974
Result: 1/1 = 100%

A50 Queen's Pawn Game (1.d4 Nf6 2.c4)
Average Elo: 2293
Result: 1/1 = 100%

D15 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3)
Average Elo: 2288
Result: 0/1 = 0%

E84 King's Indian, Samisch, Panno Main line (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nc6 7.Nge2 a6 8.Qd2 Rb8)
Average Elo: 2313
Result: 1/1 = 100%

B41 Sicilian, Kan (1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6)
Average Elo: 2194
Result: 0/1 = 0%

A42 Modern Defense, Averbakh System (1.d4 d6 2.c4 g6 3.Nc3 Bg7 4.e4)
Average Elo: 2209
Result: 1/1 = 100%

A56 Benoni Defense (1.d4 Nf6 2.c4 c5)
Average Elo: 2121
Result: 1/1 = 100%

E87 King's Indian, Samisch, Orthodox (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.d5)
Average Elo: 2075
Result: 0/1 = 0%

A39 English, Symmetrical, Main line with d4 (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 6.O-O O-O 7.d4)
Average Elo: 2032
Result: 1/1 = 100%

E83 King's Indian, Samisch (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nc6)
Average Elo: 2599
Result: 1/1 = 100%

D08 Queen's Gambit Declined, Albin Counter Gambit (1.d4 d5 2.c4 e5)
Average Elo: 2416
Result: 1/1 = 100%

E02 Catalan, Open, 5.Qa4 (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+)
Average Elo: 2538
Result: 0/1 = 0%

D94 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3)
Average Elo: 2481
Result: ½/1 = 50%

E67 King's Indian, Fianchetto (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7)
Average Elo: 2625
Result: ½/1 = 50%

Openings played as Black (38)

A57 Benko Gambit (1.d4 Nf6 2.c4 c5 3.d5 b5)
Average Elo: 2317.45
Result: 6/11 = 54.55%

B12 Caro-Kann Defense (1.e4 c6 2.d4)
Average Elo: 2254.9
Result: 5½/10 = 55%

B13 Caro-Kann, Exchange (1.e4 c6 2.d4 d5 3.exd5 cxd5)
Average Elo: 2319.12
Result: 3½/8 = 43.75%

A48 King's Indian (1.d4 Nf6 2.Nf3 g6)
Average Elo: 2414.71
Result: 4½/7 = 64.29%

B11 Caro-Kann, Two Knights, 3...Bg4 (1.e4 c6 2.Nc3 d5 3.Nf3 Bg4)
Average Elo: 2387.14
Result: 1/7 = 14.29%

B16 Caro-Kann, Bronstein-Larsen Variation (1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ gxf6)
Average Elo: 2266.43
Result: 3/7 = 42.86%

B10 Caro-Kann (1.e4 c6)
Average Elo: 2433.25
Result: 0/4 = 0%

B01 Scandinavian (1.e4 d5)
Average Elo: 2254.67
Result: 1/3 = 33.33%

E61 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3)
Average Elo: 2073.67
Result: 2/3 = 66.67%

A47 Queen's Indian (1.d4 Nf6 2.Nf3 b6)
Average Elo: 2556.33
Result: 1/3 = 33.33%

A31 English, Symmetrical, Benoni Formation (1.c4 c5 2.Nf3 Nf6 3.d4)
Average Elo: 2456.5
Result: 0/2 = 0%

A15 English (1.c4 Nf6)
Average Elo: 2372
Result: 1/2 = 50%

A51 Budapest Gambit (1.d4 Nf6 2.c4 e5)
Average Elo: 2415
Result: 1½/2 = 75%

A58 Benko Gambit (1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6)
Average Elo: 2316.5
Result: 2/2 = 100%

A35 English, Symmetrical (1.c4 c5 2.Nc3 Nc6)
Average Elo: 2479
Result: 1/2 = 50%

A39 English, Symmetrical, Main line with d4 (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 6.O-O O-O 7.d4)
Average Elo: 2208.5
Result: 0/2 = 0%

D00 Queen's Pawn Game (1.d4 d5)
Average Elo: 2187.5
Result: 0/2 = 0%

A45 Queen's Pawn Game (1.d4 Nf6)
Average Elo: 2154.5
Result: ½/2 = 25%

B38 Sicilian, Accelerated Fianchetto, Maroczy Bind, 6.Be3 (1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3)
Average Elo: 2247.5
Result: 1/2 = 50%

B15 Caro-Kann (1.e4 c6 2.d4 d5 3.Nc3)
Average Elo: 2371.5
Result: 0/2 = 0%

A05 Reti Opening (1.Nf3 Nf6)
Average Elo: 2376
Result: 1/2 = 50%

A50 Queen's Pawn Game (1.d4 Nf6 2.c4)
Average Elo: 2452
Result: 1/2 = 50%

D02 Queen's Pawn Game (1.d4 d5 2.Nf3)
Average Elo: 2441
Result: 0/1 = 0%

E62 King's Indian, Fianchetto (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3)
Average Elo: 2310
Result: 1/1 = 100%

A46 Queen's Pawn Game (1.d4 Nf6 2.Nf3)
Average Elo: 2626
Result: 0/1 = 0%

A22 English (1.c4 e5 2.Nc3 Nf6)
Average Elo: 2471
Result: 0/1 = 0%

A21 English (1.c4 e5 2.Nc3)
Average Elo: 2341
Result: 0/1 = 0%

A37 English, Symmetrical (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3)
Average Elo: 2340
Result: 0/1 = 0%

A43 Old Benoni (1.d4 c5)
Average Elo: 2234
Result: 1/1 = 100%

A07 King's Indian Attack (1.Nf3 d5 2.g3)
Average Elo: 2333
Result: 1/1 = 100%

B06 Robatsch (1.e4 g6)
Average Elo: 2598
Result: 1/1 = 100%

D94 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3)
Average Elo: 2328
Result: 0/1 = 0%

A08 King's Indian Attack (1.Nf3 d5 2.g3 c5 3.Bg2)
Average Elo: 2333
Result: 0/1 = 0%

B19 Caro-Kann, Classical (1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7)
Average Elo: 2388
Result: 1/1 = 100%

B14 Caro-Kann, Panov-Botvinnik Attack (1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 e6)
Average Elo: 2232
Result: 1/1 = 100%

A01 Nimzovich-Larsen Attack (1.b3)
Average Elo: 2194
Result: 0/1 = 0%

A34 English, Symmetrical (1.c4 c5 2.Nc3)
Average Elo: 2349
Result: 0/1 = 0%

B07 Pirc (1.e4 d6 2.d4 Nf6)
Average Elo: 2073
Result: 0/1 = 0%