London - British track cyclist Chris Hoy defended his keirin crown on Tuesday to claim a sixth Games gold and become Britain's most successful Olympian.

Germany's Maximilian Levy finished second to take the silver with New Zealand's Simon Van Velthooven and Dutchman Teun Mulder sharing the bronze after a long wait for a photo finish decision.

Results for the cycling events held on Tuesday from the Summer Olympics:

Men

Keirin

First Round

Group 1

1. Chris Hoy, Britain, 10.177 (Q).
2. Simon van Velthooven, New Zealand (Q).
3. Juan Peralta Gascon, Spain.
4. Njisane Nicholas Phillip, Trinidad & Tobago.
5. Sergey Borisov, Russia.
6. Kazunari Watanabe, Japan.

Group 2

1. Maximilian Levy, Germany, 10.244 (Q).
2. Teun Mulder, Netherlands (Q).
3. Hersony Canelon, Venezuela.
4. Kamil Kuczynski, Poland.
5. Shane Perkins, Australia.
6. Zhang Miao, China.

Group 3

1. Mickael Bourgain, France, 10.486 (Q).
2. Azizulhasni Awang, Malaysia (Q).
3. Fabian Hernando Puerta Zapata, Colombia.
4. Joseph Veloce, Canada.
5. Denis Spicka, Czech Republic.
6. Christos Volikakis, Greece.

Second Round

Group 1

1. Chris Hoy, Britain, 10.354 (Q).
2. Azizulhasni Awang, Malaysia (Q).
3. Teun Mulder, Netherlands (Q).
4. Njisane Nicholas Phillip, Trinidad & Tobago.
5. Juan Peralta Gascon, Spain.
6. Christos Volikakis, Greece.

Group 2

1. Maximilian Levy, Germany, 10.501 (Q).
2. Simon van Velthooven, New Zealand (Q).
3. Shane Perkins, Australia (Q).
4. Mickael Bourgain, France.
5. Hersony Canelon, Venezuela.
6. Kazunari Watanabe, Japan.

Repechage

First Round

Group 1

1. Christos Volikakis, Greece, 11.008 (Q).
2. Juan Peralta Gascon, Spain (Q).
3. Njisane Nicholas Phillip, Trinidad & Tobago (Q).
4. Joseph Veloce, Canada.
5. Sergey Borisov, Russia.
6. Zhang Miao, China, REL.

Group 2

1. Kazunari Watanabe, Japan, 10.603 (Q).                                                                                                                  
2. Hersony Canelon, Venezuela (Q).
3. Shane Perkins, Australia (Q).
4. Kamil Kuczynski, Poland.
5. Fabian Hernando Puerta Zapata, Colombia.
6. Denis Spicka, Czech Republic.

Women

Sprint

Semi-finals

Victoria Pendleton, Britain, def. Kristina Vogel, Germany, w-11.481, w-11.538.
Anna Meares, Australia, def. Guo Shuang, China, w-11.683, w-11.284.

Bronze Medal

Guo Shuang, China, def. Kristina Vogel, Germany, w-11.532, w-11.591.

Gold Medal

Anna Meares, Australia, def. Victoria Pendleton, Britain, w-11.218, w-11.348.

Omnium

After Time Trial

Final Ranking

1. Laura Trott, Britain, (1; 10; 1; 2; 3; 1) 18.
2. Sarah Hammer, United States, (5; 5; 2; 1; 2; 4) 19.
3. Annette Edmondson, Australia, (3; 11; 3; 4; 1; 2) 24.
4. Tara Whitten, Canada, (7; 3; 8; 3; 6; 10) 37.
5. Jolien D'hoore, Belgium, (10; 4; 6; 8; 5; 12) 45.
6. Kirsten Wild, Netherlands, (4; 16; 5; 6; 4; 15) 50.
7. Joanne Kiesanowski, New Zealand, (16; 7; 7; 11; 7; 7) 55.
8. Marlies Mejias Garcia, Cuba, (8; 12; 9; 9; 14; 5) 57.
9. Tatsiana Sharakova, Belarus, (12; 2; 15; 5; 12; 13) 59.
10. Evgeniya Romanyuta, Russia, (15; 6; 4; 10; 10; 16) 61.
11. Malgorzata Wojtyra, Poland, (13; 1; 10; 12; 13; 14) 63.
12. Huang Li, China, (9; 15; 16; 13; 8; 6) 67.
13. Leire Olaberria Dorronsoro, Spain, (6; 13; 12; 14; 16; 8) 69.
14. Clara Sanchez, France, (2; 18; 13; 18; 18; 3) 72.
15. Lee Minhye, South Korea, (14; 14; 11; 15; 9; 11) 74.
16. Maria Luisa Calle Williams, Colombia, (18; 8; 14; 7; 11; 18) 76.
17. Hsiao Mei Yu, Taiwan, (11; 17; 17; 16; 15; 9) 85.
18. Angie Gonzalez, Venezuela, (17; 9; 18; 17; 17; 17) 95.