size_t pos2 = line.find_first_of('\t', pos);
if (pos2 == string::npos) pos2 = line.length();
tpm = atof(line.substr(pos, pos2 - pos).c_str());
size_t pos2 = line.find_first_of('\t', pos);
if (pos2 == string::npos) pos2 = line.length();
tpm = atof(line.substr(pos, pos2 - pos).c_str());