SX FLAO Reconstructors and Focal Plane wobble with RR - 20170710 UT

05:00 Greg powered on SX AO System and closed the loop

05:40 Doug takes over CL
  • Rotator 400
  • No Seeing
  • HBS ON
  • bin 1
  • 400 modes
  • 990 Hz
  • Old Reconstructor
  • Gains 0.52, 0.15, 0.19 opt gain
06:06 start collecting IRTC data
  • IRTC Data
    • 10000 Frames
    • 10 ms
    • Empty
    • 100 Hz
    • frame pos:size 192,68:48x50
    • 124.fits
    • level 4 summer chiller was idling
  • Opt Loop Data
    • 063234, 062252, 062312

06:15-ish Doug continues on CL
  • No Seeing
  • HBS OFF (recently off within minutes)
  • bin 1
  • 400 modes
  • 990 Hz
  • Old Reconstructor
  • Gains 0.52, 0.15, 0.19 opt gain
06:24 start collecting IRTC data
  • IRTC Data
    • 10000 Frames
    • 10 ms
    • Empty
    • 100 Hz
    • frame pos:size 192,68:48x50
    • 125.fits
    • level 4 summer chiller had just dropped to idling (the glitch we see?)
  • Opt Loop Data
    • 062712, 062858, 063015
  • HBS ON now

See John's notes and conclusions about this HBS On/Off IRTC and OVMS+ data in attachments below.

07:03 Dark Frames
  • frame pos:size 192,68:48x50
    • 100 @ 10 ms 126.fits
  • full frame
    • 100 @ 10 ms 127.fits

Focal Plane Wobble

Rot Angle IRTC Frame
400 128
390 129
360 130
330 131
300 132

07:37 New Rotator: 300
  • Rotator 400
  • No Seeing
  • HBS ON
  • bin 1
  • 400 modes
  • 990 Hz
  • Old Reconstructor
  • Gains 0.52, 0.15, 0.19 opt gain
  • 073719, 073857, 073908

07:40 1.2" seeing
  • edge at 8 roll with fairly low gains

07:57 Move Cube rotation from 180.2 to 180.3
  • no seeing
  • 075634, 075748, 075804

07:59 0.8" seeing
  • 400 mode Old Recon
  • 0.8" seeing
  • gains 0.83, 0.4, 0.25 Opt Gain
  • 080114, 080107, 080139

  • 080139 Modal:
    080139_modal.jpg

08:07 0.8" seeing
  • 300 mode Old Recon
  • gains 0.89, 0.41, 0.31 Opt Gain
  • 081108, 081125, 081136

  • 081136 Modal:
    081136_modal.jpg

08:20
  • flat 20170710_300_1 and _2 not good, bits and hot spots
  • flat 20170710_400_1 better, but same as earlier 400 mode flats

Pupil Wobble

08:51

Rot Angle IRTC Image
360 133
330 134
300 135
270 136
240 137
210 138
180 139
150 140
120 141
90 142
60 143
30 144
0 145
-30 146
-60 147
-90 148
330 149
360 150
390 151
420 152
450 153

09:44 Dark
  • 100 @ 10 ms Full frame 154.fits

-- %USERSIG{DougMiller - 2017-07-10}%
I Attachment Action Size Date Who Comment
080139_modal.jpgjpg 080139_modal.jpg manage 118 K 10 Jul 2017 - 08:06 DougMiller 080139 Modal
081136_modal.jpgjpg 081136_modal.jpg manage 114 K 10 Jul 2017 - 08:14 DougMiller 081136 Modal
20170710.loglog 20170710.log manage 6 K 12 Jul 2017 - 00:46 JohnHill John's IRTC and OVMS analysis notes
ovms.mode2.20170710cube00124.jpgjpg ovms.mode2.20170710cube00124.jpg manage 879 K 12 Jul 2017 - 00:44 JohnHill time series and PSD plot for cube00124 with HBS on
ovms.mode2.20170710cube00125.jpgjpg ovms.mode2.20170710cube00125.jpg manage 1 MB 12 Jul 2017 - 00:45 JohnHill time series and PSD plot for cube00125 with HBS recently off
Topic revision: r6 - 12 Jul 2017, JohnHill
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