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Individual Calculations July 2008 |
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| Arango, Andres Mauricio Total change: 55.05 | |   |
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| IRT 1ª Eliminatoria Olimpiada Absoluto | Bogotá | COL | 2008-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2238 | 2090 | 3.50 | 5 | 1.98 | 25 | 49.50 | |
|  Perez, Elkin Dario | | | 2265 | COL | 1.00 | 1 | 0.73 | 25 | 18.25 | |  Ruiz, Pablo | | | 2248 | COL | 0.50 | 1 | 0.21 | 25 | 5.25 | | | Gutierrez, Jose Antonio | m | | 2250 | COL | 0.00 | 1 | -0.29 | 25 | -7.25 | | | Ossa, Orlando | | | 2242 | COL | 1.00 | 1 | 0.70 | 25 | 17.50 | | | Garcia, Alvaro | f | | 2184 | COL | 1.00 | 1 | 0.63 | 25 | 15.75 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | NOTE: K factor changed | | IRT 2ª Eliminatoria Olimpiada Absoluto | Cali | COL | 2008-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2208 | 2069 | 2.00 | 6 | 0.06 | 15 | 0.90 | |
| | Ramirez, Carlos | f | | 2249 | COL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Diaz, Jaime Walter | | | 2271 | COL | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Cuartas, Jorge Humberto | f | | 2304 | COL | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Renteria, Jorge Eliecer | f | | 2266 | COL | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Rojas Barrero, Andres H | | | 2236 | COL | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Vargas, Mauricio | | | 1920 | COL | 1.00 | 1 | 0.30 | 15 | 4.50 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | NOTE: K factor changed | | IRT Deptal Mayores ANT Absoluto | Medellin | COL | 2008-05-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2150 | 2069 | 2.00 | 6 | -0.38 | 15 | -5.70 | |
| | Vittorino, Carlo | f | | 2338 | COL | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Chirivi, Jenny | | wm | 2167 | COL | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Escobar Medina, Andres F | | | 2047 | COL | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Guerrero, Juan Carlos | | | 2232 | COL | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Franco, Beatriz | | wf | 2087 | COL | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Blandon Villa, Diego F | | | 2026 | COL | 0.00 | 1 | -0.56 | 15 | -8.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | NOTE: K factor changed | | IRT 3ª Eliminatoria Olimpiada Absoluto | Bucaramanga | COL | 2008-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2256 | 2069 | 2.00 | 5 | 0.69 | 15 | 10.35 | |
| | Mosquera, Miguel | m | | 2398 | COL | 1.00 | 1 | 0.88 | 15 | 13.20 | | | Guerrero, Juan Carlos | | | 2232 | COL | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Ruiz, Pablo | | | 2248 | COL | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Martinez, Jorge Alexander | | | 2195 | COL | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Betancur, David | | | 2207 | COL | 0.00 | 1 | -0.31 | 15 | -4.65 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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