Day time (extended during night because bad weather)

Flattening and mode acquisition

• daytime for MODS. MODS have control on the status of the telescope. We took some data for test. Excess of vibrations.
• Modal acquisition and flattening: elevation 90deg, HBS off, URTH ventlation on.

• RUNA METTI NEL LOG l'attivita' fino alle 00:05UT

• 20100921_151132: modes 400-641, NOTE: GOOD MASK

Flattening

• flattening used 20100921_150544

• power outage!
  • restart at 01:05UT

• alignment
  • Hexpod:

• flattening with 200 modes, intmat:20100921_152432/flat_data_201modes.sav
  • 4D interf before flattening: NA
  • data saved in 20100922_014055 ( BEST FLATTENING OF THE DAY)
  • 4D measure after flattening: 20100922_014055_after_flattening.h5
    • 39nm rms WFE (tt,f,c,astig removed), 42nm rms WFE (tt,f,c remoced)

• slew 90-30-90deg elevation:
  • shell rest during slewing

• alignment:
  • Hexpod:

• • 4D measure after alignment: 20100922_035245_after slwew_90-0-90.h5

• flattening with 400 modes, intmat:20100921_152432/20100922_035605_flat_data_401modes.sav
  • 4D interf before flattening: NA
  • data saved in 20100922_035912
  • 4D measure after flattening: NA

• slew 90-30-90deg elevation:
  • shell set during slewing

• alignment:
  • no recorded data

• flattening with 400 modes, intmat:20100921_152432/20100922_035605_flat_data_401modes.sav
  • 4D interf before flattening: NA
  • data saved in 20100922_042233
  • 4D measure after flattening: 20100922_042233_after_flattening.h5
    • 43nm rms WFE (tt,f,c,astig removed), 56nm rms (tt,f,c removed)

• slew 90-30-90deg elevation:
  • shell set during slewing

• alignment:
  • no recorded data

• flattening with 600 modes, intmat:20100921_152432/flat_data_641modes.sav
  • 4D interf before flattening: 20100922_044246_before_flattening_600_modes.h5
  • very high order modes miscorrection
  • returned back, no saved data

• slew 90-30-90deg elevation:
  • shell set during slewing

• flattening with 500 modes, intmat:20100921_152432/flat_data_641modes.sav
  • 4D interf before flattening: 2010....before_flattening_500_modes.h5
  • very high order modes miscorrection
  • not returned back by mistake, no saved data
  • reflattening with adsec_calib/flat/20100922_042233/flattening_result.sav

• 045221UT: alignement
  • Hexpod:

• slew 90-30-90deg elevation:
  • shell set during slewing

• 051055UT: alignement
  • Hexpod:

• • 4D measure after alignment: 20100922_051055_after_alignment.h5