The girls' big air event in snowboarding at the 2020 Winter Youth Olympics took place on 21 and 22 January at the Leysin Park & Pipe.
Qualification The qualification was held on 21 January at 13:00.
Rank Bib Name Country Run 1 Run 2 Best Notes 1 15 Annika Morgan 89.00 89.00 Q 2 3 Melissa Peperkamp 82.00 57.00 82.00 Q 3 1 Hinari Asanuma 76.00 74.33 76.00 Q 4 24 Kanami Okuyama 74.00 47.33 74.00 Q 5 18 Ty Schnorrbusch 70.00 70.00 Q 6 25 Evy Poppe 69.33 65.00 69.33 Q 7 7 Marie Kreisingerová 56.00 18.33 56.00 Q 8 21 Courtney Rummel 53.66 53.66 Q 9 13 Bianca Gisler 50.66 1.00 50.66 Q 10 19 Bettina Roll 48.66 15.33 48.66 Q 11 16 Kamilla Kozuback 42.00 35.66 42.00 Q 12 9 Morena Poggi 40.33 14.00 40.33 Q 13 20 Stine Espeli Olsen 40.00 16.00 40.00 14 23 Lily Jekel 22.00 33.66 33.66 15 11 Marie Hahnl 29.66 12.33 29.66 16 5 María Chávez 20.66 12.66 20.66 17 8 Alexandra Chen 15.33 16.33 16.33 18 22 Eveliina Taka 16.00 15.33 16.00 19 17 Kiara Zung 15.66 13.33 15.66 20 14 Eva Hanicová 12.66 12.66 21 10 Guo Junyan 12.00 12.00 12.00 22 12 Mona Danuser 10.66 10.66 2 Andie Gendron 4 Marilù Poluzzi 6 Juliette Pelchat
Final The final was held on 22 January at 14:50.
Rank Startorder Bib Name Country Run 1 Run 2 Run 3 Total 10 1 Hinari Asanuma 93.50 10.75 79.00 172.50 12 15 Annika Morgan 86.75 18.00 73.75 160.50 11 3 Melissa Peperkamp 80.75 69.25 18.50 150.00 4 4 13 Bianca Gisler 77.75 57.00 10.75 134.75 5 8 18 Ty Schnorrbusch 62.50 68.50 56.00 131.00 6 9 24 Kanami Okuyama 76.25 16.00 23.50 99.75 7 6 7 Marie Kreisingerová 57.00 25.50 DNS 82.50 8 2 16 Kamilla Kozuback 23.75 53.25 19.00 72.25 9 1 9 Morena Poggi 7.50 16.75 35.50 52.25 10 7 25 Evy Poppe 28.75 8.75 16.25 45.00 11 3 19 Bettina Roll 6.50 DNS DNS 6.50 5 21 Courtney Rummel Did not start
References