Definition of the characteristic flags
Option:
0
(
0
=show all flags,
x
=hexadecimal)
1
Not main sample target (NOT_MAIN)
2
Commissioning observation (COMMISSIONING)
4
Telluric target (TELLURIC)
8
APO/NMSU 1m observation (APO1M)
16
Non-primary (not highest S/N) duplicate (DUPLICATE)