Compensated variometer (total energy/NETTO) vertical speed in metres per second and tenths of metres per second with leading zero and no dot (".") separator between metres and tenths. Valid characters 0-9 and negative sign "-". Negative values to have negative sign instead of leading zero.
Proposed change in regular expression allows for negative sign in extras of B record.
Stating the IGC specification for the 'VAT':
Compensated variometer (total energy/NETTO) vertical speed in metres per second and tenths of metres per second with leading zero and no dot (".") separator between metres and tenths. Valid characters 0-9 and negative sign "-". Negative values to have negative sign instead of leading zero.
Proposed change in regular expression allows for negative sign in extras of B record.