Repository of technical notes * 100: Test of Prosilica/AVT GC1350 camera candidate as WFS patrol camera: .pdf, .doc * 101: PI S334.1SL test with Microgate H...
Description This is the Tip Tilt Unit that is made of: i. the TipTiltComputer a.k.a. Bonn unit i. the TipTiltIOSwitch a.k.a. Moxa N port i. the APDModule...
SX QC and Pyramid co pointing We switch on the AGW and we configure it to be used with IS. FW1: 600 1000, we center on QC. Board 72.3 50.1 35.0 Then w...
20:00: long downtime due to SW failure, we restarted everything several times GAL192 preset sent as mag 12, mag 17 on TS (FW1=90 10) LBFC: corrector @ 250 steps,...
Measurement of jitter maximum stroke We checked first the conversion scale between PI mrad and camera pixel: the full FoV (~4.5" is spanned in 11.3mrad of mirror ...
16:00: calibration of Hexapod to Patrol Cameras on the SX system: REC= 20160313_220000. This will be used for the fast laser guide w/ HVC green channel... Truth s...
19:30: telescope open, flats taken, we notice a strange pattern on LUCI1 detector, probably it is due to consensation on LUCI entrance window. NGC2419 20:20: pre...
8:20: SX CalUnit is in Hexapod set ack to December position: 4.98; 0.39; 0.61; 211; 100 , and FLAO board to: 73.8; 45.9; 45.0 . PBL with crane give us no te...
13:00 arrival at telescope SX PnCCD pumped (WfsCamera1). Before pumping the SW red 49.5mbar, after pumping 0.02mbar. DX PnCCD (WfsCamera2) was fine, no pumping ne...
There are 2 ways to perform a "coma free" pointing offset moving the AdSec hexapod: 1. using the TCS GUI 1. using the ARGOS terminal How to perform a point...
There are 2 ways to remove coma by moving the AdSec hexapod: 1 using TCS GUI 1 using the ARGOS terminal How to remove coma using the TCS GUI i. Login on...
How to define a subapertures set To create a new subapertures set or just modify the slope computing method you have 2 possibilities: 1 create a new subapertur...
When the ASM is re calibrated a new modal basis is created and saved in the ASM computer We need to produce a local copy of the modal basis file called m2c.fits (...
13:30: we try to calibrate the PatCam to Hexapod movement. We do steps pf 5" around the LGSW FoVs. SX LGSW PatCam to Hexapod IM: 20151019_203311 We determine also...
We describe two ways to get DIMM, or by extension any LBT telemetry, data: * with on the fly plot GUI called LBTplot * by retrieving text files. More inform...
Dome open all night... OL images on LUCI1, OH band are about 13px FWHM, very bad seeing! Beam shaping test We exercise the beam shaping procedure TN AO Gain ...
Very snowy day. Telescope is closed. We pull the LgswUnitSx 10mm forward (towards dichroic). LGSW focus now corresponds to Z=45mm. Debug of BCU communication, we ...
18:30: telescope is closed for high wind we experiment the best rotator position for copointing. We start with derotator @ 0deg, pupil rerotator at 254deg. Rot ...
Morning: FLAO communication debugging... no real output. 13:00: FLAO comminication star to work... we setup to close TT on PYR, no disturb TN AO Gain Res. W...
Test of DX LGSW with CalUnit and rigid secondary (afternoon) Problems with Arbitrator * Restart not possible in situation of shutdown of LAS and powering_up of...
PBL: we have found a problem with slopes reordering... We close a loop with LGSW only REC: 20151209_213200 w/o disturb. TN AO Gain Res. WF nm rms AO rec...
Swing Arm Interlock verification PFC to ARGOS swing arm interlocks have been re established. Test for both sides (DX/SX) have been performed and functionality ver...
Known history When Where Who What Know issues This unit has an APDModule with higher dark count (approx. 500counts/sec) compared to TipTiltUnit1 and Ti...
ARGOS implements the LGS guiding with many different algorithms: 1 LAS pupil mirror to quad cell: a quadcell like algorithm is used on the patrol camera images...
A collection of notable snapshots, useful for checking analyzer algorithms, producing images for presentations and so on. Tag Diary page Notes 20150502_...
20:00: we start to prepare for opening the dome... 21:00: PockelsCellsTransmission on LgswUnitSx: TN Plot Map ('20151023_040836','20151023_040956') ...
21:30: we switch on FLAO wfs sx, we ched the best focus for the pennina: 35mm SX Board 74.7 51.3 35 Then we check the best focus with the Hexapod, it ...
16:00: power out up to now, we restart the system 19:00: TCS computer still down, we cannot move to Zenith... We exercise the AArb software, switching on and off ...
Laser Switch on SX at 16:25 local time. Power of ~45.4 Watts. SX Laser 1 has still its goose bump. Laser power measurement at 18:30 local time Laser 1: 16.057 Las...
It rained all night, even in the dome. 9:30: telescope back to Zenith we increase the air flow on both units: 4l/min on LGSW and 1.5l/min on PCD 16:00: CalUnit de...
LgswUnitDx configuration with IS DX LGSW DARK: 20151015_182131 We start redefining the subapertures: we modify the SX ones (20150330_170400). Pup center Subap...
i. Login into LGSW machine: see UsefulLoginInfo i. Start the TipTiltSystem controller GUI: argos_sx_tiptilt_controller_gui i. Start the TipTiltSystem Apertu...
Pockels cells installation A try was done to install insulating foam inside the EM shield boxes. Armaflex foam was provided by MPE in several adhesive sheets. Aft...
Horizon activities JZ starts to work on ?? up to 8:00. Zenith activities After telescope is back to Zenith we perform several task in parallel: i. Reconnect c...