The (0,0) position of the L1251A C18O map resulting from this setup is:
R.A.(1950)= 22 30 28.1 Dec(1950)= 74 55 51 (see entry for "Box 1" in the coordinate table) , v_LSR=-4 km/s
Sourcename | L1251 |
Bandwidth | 5 MHz |
Map Parameters (in Screen 1) | |
RAST 1=Reference sharing ON RAST 0=Normal posn sw. mode |
RAST 1 |
Rotation of dewar | ROTANG 0 |
number of footprints from commanded 0,0 | XOFF 0 |
YOFF 1 | |
Size of map in units of short axis of footprint | NX 3 |
Size of map in units of long axis of footprint | NY 2 |
Absolute value should be 5 | DX -5 |
Absolute value should be 6 Sign of DX and DY indicates direction of footprint offsets in map. X is always defined relative to the short axis of a footprint, regardless of ROTANG. |
DY -6 |
NMAIN 0 | |
NONS and NBRE should be equal for beam sampling, in decent weather | NONS 6 |
If sky is good: | NBRE 6 |
If sky is bad: | |
GRID=3=beam sampling GRID=5=Nyquist sampling |
GRID 3 |
Do CAL every NCALth run. | NCAL 6 |
Repeat TMAIN seconds RPT times | RPT 6 |
RA, Dec Mapping Mode | KMAP 4 |
Time in Main Beam | TMAIN 15 |
Time in Reference Beam | TREF 15 |
SKIP 0 |