Energy flow record 1: status of energy flow object

Offset	Variable name	Data type	Meaning
1	STATUS	INTEGER	< 0: invalid object,
			1=charged object,
			2=neutral object,
			3=composite object
2	Type	INTEGER	particle code according to PYTHIA convention,
			999 = cluster of unresolvable neutral and charged particles
3	NGEN	INTEGER	number of generator particles contributing
			to the energy flow object
4	NTRK	INTEGER	number of charged particles contributing
			to the energy flow object
5	NCAL	INTEGER	number of clusters contributing to the energy flow object
6	NMUS	INTEGER	number of muons contributing to the energy flow object

This record and the following blocks are repeated NEFLOW times.