LIRIS Predefined Observing Modes
From within the UltraDAS system (the console with
the SYS>
prompt), you can select different observing modes for LIRIS. These save
time, since the various LIRIS wheels are moved simultaneously. Besides,
the best configurations for imaging, spectroscopy etc. are chosen
automatically, thus significantly reducing the number of possible error
sources during night time operation. An overview of the currently
available, predefined modes is given below.
NOTE: For all LIRIS observations North is up and
East is left for PA=0°.
Imaging mode: limage <option> |
Option |
Slit wheel |
Filter wheel 1 |
Filter wheel 2 |
Pupil wheel |
Grism wheel |
y |
clear |
clear |
y |
pshortbr |
clear |
z |
clear |
clear |
z |
pshortbr |
clear |
j |
clear |
clear |
j |
pshortbr |
clear |
h |
clear |
clear |
h |
pshortbr |
clear |
ks |
clear |
clear |
ks |
pcblnkxl |
clear |
brg |
clear |
clear |
brg |
pcblnkxl |
clear |
kc |
clear |
clear |
kc |
pcblnkxl |
clear |
h2_10 |
clear |
h2v10 |
clear |
pcblnkxl |
clear |
h2_10_ks |
clear |
h2v10 |
ks |
pcblnkxl |
clear |
h2_21 |
clear |
h2v21 |
clear |
pcblnkxl |
clear |
h2_21_ks |
clear |
h2v21 |
ks |
pcblnkxl |
clear |
he1 |
clear |
clear |
he1 |
pcblnkxl |
clear |
hc |
clear |
hc |
clear |
plongmidu |
clear |
jc |
clear |
jc |
clear |
pcentnr |
clear |
hc_h |
clear |
hc |
h |
plongmidu |
clear |
fe2 |
clear |
fe2 |
clear |
plongmidu |
clear |
fe2_h |
clear |
fe2 |
h |
plongmidu |
clear |
ch4 |
clear |
ch4 |
clear |
plongmidu |
clear |
pab |
clear |
pabeta |
clear |
pcentnr |
clear |
|
|
|
|
|
|
Spectroscopic mode: lspec <option> <option: slit> |
Option |
Slit wheel |
Filter wheel 1 |
Filter wheel 2 |
Pupil wheel |
Grism wheel |
lr_zj |
slit? |
clear |
clear |
pshortbr |
rzj |
lr_hk |
slit? |
clear |
hkspec |
pcblnkxl |
rhk |
mr_k |
slit? |
clear |
hkspec |
pcblnkxl |
mr_k |
hr_j |
slit? |
clear |
clear |
pshortbr |
hrj |
hr_h |
slit? |
clear |
hkspec |
pshortbr |
hrh |
hr_k |
slit? |
clear |
hkspec |
pcblnkxl |
hrk |
|
|
|
|
|
|
Argon and
Xenon lines for grisms: lr_zj,
lr_hk and mr_k.
Argon lines for grisms: lr_zj
and lr_hk.
Xenon lines for grisms: lr_zj
and lr_hk.
The slit wheel is not moved unless
you give the name of the slit mask as an additional, second argument.
Alternatively, the desired slit mask can be inserted separately with
lslit <slit mask name>
Available slit masks |
|
Coronagraphic mode: lcor <option> |
Option |
Slit wheel |
Filter wheel 1 |
Filter wheel 2 |
Pupil wheel |
Grism wheel |
y |
cor |
clear |
y |
pcoron |
clear |
z |
cor |
clear |
z |
pcoron |
clear |
j |
cor |
clear |
j |
pcoron |
clear |
h |
cor |
clear |
h |
pcoron |
clear |
ks |
cor |
clear |
ks |
pcoron |
clear |
brg |
cor |
clear |
brg |
pcoron |
clear |
kc |
cor |
clear |
kc |
pcoron |
clear |
h2_10 |
cor |
h2v10 |
clear |
pcoron |
clear |
h2_10_ks |
cor |
h2v10 |
ks |
pcoron |
clear |
h2_21 |
cor |
h2v21 |
clear |
pcoron |
clear |
h2_21_ks |
cor |
h2v21 |
ks |
pcoron |
clear |
he1 |
cor |
clear |
he1 |
pcoron |
clear |
hc |
cor |
hc |
clear |
pcoron |
clear |
hc_h |
cor |
hc |
h |
pcoron |
clear |
fe2 |
cor |
fe2 |
clear |
pcoron |
clear |
fe2_h |
cor |
fe2 |
h |
pcoron |
clear |
ch4 |
cor |
ch4 |
clear |
pcoron |
clear |
jc |
cor |
jc |
clear |
pcoron |
clear |
pab |
cor |
pab |
clear |
pcoron |
clear |
|
Polarimetry
mode: lipol |
Option |
Slit wheel |
Filter wheel 1 |
Filter wheel 2 |
Pupil wheel |
Grism wheel |
y |
clear |
clear |
y |
pshortbr |
wdw_image |
z |
clear |
clear |
z |
pshortbr |
wdw_image |
j |
clear |
clear |
j |
pshortbr |
wdw_image |
h |
clear |
clear |
h |
pshortbr |
wdw_image |
ks |
clear |
clear |
ks |
pcblnkxl |
wdw_image |
kc |
clear |
clear |
kc |
pcblnkxl |
wdw_image |
hc |
clear |
hc |
clear |
plongmidu |
wdw_image |
jc |
clear |
jc |
clear |
pcentnr |
wdw_image |
|
Calibration
/ other: lblanks |
wheel: |
Slit wheel |
Filter wheel 1 |
Filter wheel 2 |
Pupil wheel |
Grism wheel |
value: |
blank |
hc |
kc |
blank |
rzj |
|