Disk /dev/sda: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: gpt
Disk identifier: B6C06019-7165-42B9-BB28-CE8D1880057D

Device      Start        End    Sectors   Size Type
/dev/sda1      34     262177     262144   128M Microsoft reserved
/dev/sda2  264192 1953523711 1953259520 931.4G Microsoft basic data

Partition 1 does not start on physical sector boundary.