CHL Preflight Night 61228

Executing preflight for 61228 at Mon Jul  6 16:57:56 -04 2026.
Log can be found in /atlas/obs/04/61228/preflight.dat.
Setting donefile '/atlas/obs/04/61228/preflight_complete.20260706205756.26847' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20260706205756.26847.
Mon Jul 6 16:57:56 -04 2026 [elapsed=0 sec] DFM (initialization)
  get service string...OK
  service is running...OK
  is initialized...OK

Mon Jul 6 16:57:56 -04 2026 [elapsed=0 sec] Getting TCS lock.

OK TCS lock granted to preflight-CHL [e59d2eb9-6d31-45f4-8e0a-43398a2dae00;1800]
Mon Jul 6 16:57:56 -04 2026 [elapsed=0 sec] Enabling red LEDs for preflight.
sitepsw  3  ON redLED
Mon Jul 6 16:57:57 -04 2026 [elapsed=1 sec] About to start CHL preflight.  Point your web browser at http://localhost:7454.
Mon Jul 6 16:57:57 -04 2026 [elapsed=1 sec]   auxcam is disabled.
Mon Jul 6 16:57:57 -04 2026 [elapsed=1 sec]   Skipping auxcam.
error: unknown module: vent
Mon Jul 6 16:57:57 -04 2026 [elapsed=1 sec] DEADMAN
  Get heartbeat host ... got 'tcs'
  Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1783371475
OK
Mon Jul 6 16:57:57 -04 2026 [elapsed=1 sec] OPSEC
  AUTO mode:  ...OK
Mon Jul 6 16:57:57 -04 2026 [elapsed=1 sec] CLUSTER NFS MOUNTS
  admin proc1:/export/atlas-cal...OK
  admin proc1:/export/atlas-red...OK
  proc1 admin:/export/atlas-obs...OK
  proc2 admin:/export/atlas-obs...OK
  proc2 proc1:/export/atlas-cal...OK
  proc2 proc1:/export/atlas-red...OK
  proc3 admin:/export/atlas-obs...OK
  proc3 proc1:/export/atlas-cal...OK
  proc3 proc1:/export/atlas-red...OK
  proc4 admin:/export/atlas-obs...OK
  proc4 proc1:/export/atlas-cal...OK
  proc4 proc1:/export/atlas-red...OK

Mon Jul 6 16:57:58 -04 2026 [elapsed=2 sec] SCREENS
  admin dash-tcsdata...OK
  admin dash-recent...OK
  admin dash-skycoverage...OK
  admin dash-logstamp...OK
  proc1 redq...OK
  proc1 prochain-redpost-04a...OK
  proc1 prochain-redpost-04x...OK

Mon Jul 6 16:57:59 -04 2026 [elapsed=3 sec] QUEUE
  0 observations queued.

Mon Jul 6 16:57:59 -04 2026 [elapsed=3 sec] CLOCKS
  admin:      Mon Jul  6 20:57:59 UTC 2026
  met:        OK
  proc1:      OK
  proc2:      OK
  proc3:      OK
  proc4:      OK
  archon:     OK

  NTP:
       remote           refid      st t when poll reach   delay   offset  jitter
  ==============================================================================
  *metbox2.chl.atl .PPS.            1 u  416 1024  377    0.288    0.017   0.363
  +10.0.11.4       .GPS.            1 u  424 1024  377    0.554    0.152   0.330
   ntp.ubuntu.com  .POOL.          16 p    -   64    0    0.000    0.000   0.000
  -alphyn.canonica 132.163.96.1     2 u  242 1024  377  148.225   -5.648   1.476
  -185.125.190.56  99.220.8.133     2 u  601 1024  377  222.276   -6.462   1.368
  -185.125.190.58  99.220.8.133     2 u  567 1024  377  215.860   -3.673   1.920
  +185.125.190.57  99.220.8.133     2 u  837 1024  377  210.327   -1.649   1.532

Mon Jul 6 16:58:00 -04 2026 [elapsed=4 sec] DISKS
  200GB available in /atlas/obs...OK (4607GB)
  200GB available in /atlas/red...OK (8793GB)

  Checking disks on admin ... archon ... proc1 ... proc2 ... proc3 ... proc4 ... done

  Filesystem                                Size  Used  Avail  Use%  Mounted_on
  admin:/dev/md0p1                          11T   5.9T  4.4T   57%   /
  admin:/dev/loop0                          106M  106M  0      100%  /snap/core/17284
  admin:/dev/loop1                          106M  106M  0      100%  /snap/core/17292
  archon:/dev/mapper/ubuntu--vg-ubuntu--lv  58G   18G   38G    32%   /
  archon:/dev/loop0                         106M  106M  0      100%  /snap/core/17284
  archon:/dev/loop1                         106M  106M  0      100%  /snap/core/17292
  archon:/dev/sda2                          974M  321M  586M   36%   /boot
  archon:/dev/sda1                          511M  4.4M  507M   1%    /boot/efi
  proc1:/dev/md0p1                          15T   5.3T  8.4T   39%   /
  proc1:/dev/loop1                          106M  106M  0      100%  /snap/core/17284
  proc1:/dev/loop0                          106M  106M  0      100%  /snap/core/17292
  proc1:/dev/sda1                           511M  6.7M  505M   2%    /boot/efi
  proc2:/dev/md0p1                          15T   451G  13T    4%    /
  proc2:/dev/loop0                          106M  106M  0      100%  /snap/core/17284
  proc2:/dev/loop1                          106M  106M  0      100%  /snap/core/17292
  proc3:/dev/md0p1                          15T   903G  13T    7%    /
  proc3:/dev/loop0                          106M  106M  0      100%  /snap/core/17284
  proc3:/dev/loop1                          106M  106M  0      100%  /snap/core/17292
  proc4:/dev/md0p1                          15T   696G  13T    6%    /
  proc4:/dev/loop0                          106M  106M  0      100%  /snap/core/17284
  proc4:/dev/loop1                          106M  106M  0      100%  /snap/core/17292

Mon Jul 6 16:58:00 -04 2026 [elapsed=4 sec] SERVICES1
xcam
  chiller...OK
  dome...OK
  mount...OK
  modo...OK
  cam...OK
  acam...OK
  weather...OK
  met...OK
  sentry...OK
  dfm...OK
  duplicates...OK

Mon Jul 6 16:58:00 -04 2026 [elapsed=4 sec] Disabling mount tracking.
Mon Jul 6 16:58:00 -04 2026 [elapsed=4 sec] SERVICES2

Mon Jul 6 16:58:00 -04 2026 [elapsed=4 sec] CHILLER
  status...OK
  chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE


Mon Jul 6 16:58:04 -04 2026 [elapsed=8 sec] DOME
  status...OK
  audio setup: using amcam-mezz-s to record
  Pointing webcam to azcheck position ... done
  Homing the dome ... waiting ... done
  Attempting audio conversion ... size=     910kB time=00:00:29.12 bitrate= 256.0kbits/s speed=1.55e+03x    
audio converted to domehome.wav.
  Copy dome audio to dashboards ... done
  slewing to azimuth 0 (N)...OK
  Copy azcheck JPEG to dashboards ... done
  parking...OK
  dome: AZ=35.00 CLOSED/CLOSED (0%) IDLE


Mon Jul 6 17:01:22 -04 2026 [elapsed=206 sec] MOUNT
  blinky  status...OK
  motor logs...OK
  slewing to az=70,alt=70...OK
  slewing to az=290,alt=70...OK
  parking...OK
  mount: 167.38 -27.58, az/alt=324.66 +86.49 idle(e) IDLE


Mon Jul 6 17:02:19 -04 2026 [elapsed=263 sec] MODO
  status...OK
  slewing to az=60,alt=60...OK
  modo: dome=stopped mount=tracking IDLE


Mon Jul 6 17:02:41 -04 2026 [elapsed=285 sec] CAM SERVICE
  status...OK
  cam: main=[idle] aux=[off] N=10/0 spi=38.6 IDLE

Mon Jul 6 17:02:41 -04 2026 [elapsed=285 sec] ACAM
  status  Camera tripped exists... OK
  Camera tripped is current... OK (2 seconds old)
  Software failsafe ready... OK (NA)
  CCD on...OK
  ION pump on...OK
  CCD temp...OK (-54.1C)
  Checking CCD plane: Z0=-195.00  DZDX=+466.00  DZDY=-415.00 
  acam: -54C CCD TEC ION e=30.0s d=0.6s N=10 IDLE

Mon Jul 6 17:02:41 -04 2026 [elapsed=285 sec] WEATHER
  status  weather: clear 20.6C 4% 6/9kph@262 DP40.0C/-46C/d IDLE
...OK

Mon Jul 6 17:02:41 -04 2026 [elapsed=285 sec] MET
  status...OK
  met: c=N o=Y Ro18h Co18h Wo18h Ho18h To18h Do18h  IDLE

Mon Jul 6 17:02:42 -04 2026 [elapsed=286 sec] SENTRY
  status...OK
  sentry: close=YES open=NO drop=NO IDLE

Mon Jul 6 17:02:43 -04 2026 [elapsed=287 sec] DFM (SHUTTERS)
  initializing and homing shutters...
mount          196.05 -12.93, az/alt=59.88 +60.07 tracking(w)      IDLE      1s
A     0  0.0mm   15 N F R | B     0  0.0mm   15 N F R
initialized motor A constants
initialized motor B constants
A     0  0.0mm   15 N F R | B     0  0.0mm   15 N F R
A  0.020s     3   0.0%
B  0.020s    -1   0.0%
A     2  0.1mm   15 N F R | B    -1 -0.0mm   15 N F R
finding forward (close) limit for shutter A
...done
backing off limit
..................backing off 4 sec...
at limit
done
finding forward (close) limit for shutter B
...done
backing off limit
................backing off 4 sec...
at limit
done
A     0  0.0mm   15 N F R | B     0  0.0mm   15 N F R
  exercising shutters...Using amcam-mezz-s to record
A  0.020s     9   0.1%
A  0.051s   114   1.2%
A  0.081s   388   4.2%
A  0.111s   736   8.0%
A  0.142s  1227  13.4%
A  0.172s  1802  19.7%
A  0.203s  2494  27.2%
A  0.233s  3280  35.8%
A  0.263s  4201  45.9%
A  0.293s  5139  56.1%
A  0.323s  6012  65.7%
A  0.354s  6810  74.4%
A  0.384s  7451  81.4%
A  0.414s  8022  87.6%
A  0.445s  8470  92.5%
A  0.475s  8802  96.2%
A  0.505s  9034  98.7%
A  0.536s  9142  99.9%
A  0.566s  9155 100.0%
B  0.020s     1   0.0%
B  0.050s    92   1.0%
B  0.081s   376   4.1%
B  0.111s   734   8.0%
B  0.142s  1192  13.0%
B  0.172s  1779  19.4%
B  0.202s  2468  27.0%
B  0.233s  3254  35.5%
B  0.263s  4201  45.9%
B  0.293s  5143  56.2%
B  0.324s  6023  65.8%
B  0.354s  6803  74.3%
B  0.384s  7450  81.4%
B  0.415s  8025  87.7%
B  0.445s  8471  92.5%
B  0.475s  8801  96.1%
B  0.506s  9036  98.7%
B  0.536s  9147  99.9%
sleeping 3 sec between shutter moves...
A  0.020s  9151 100.0%
A  0.050s  9056  98.9%
A  0.081s  8772  95.8%
A  0.111s  8429  92.1%
A  0.141s  7970  87.1%
A  0.172s  7367  80.5%
A  0.202s  6691  73.1%
A  0.232s  5892  64.4%
A  0.262s  4977  54.4%
A  0.293s  4057  44.3%
A  0.323s  3164  34.6%
A  0.353s  2384  26.0%
A  0.384s  1708  18.7%
A  0.414s  1137  12.4%
A  0.444s   705   7.7%
A  0.474s   355   3.9%
A  0.505s   131   1.4%
A  0.535s    13   0.1%
A  0.565s    -5   0.0%
B  0.020s  9146  99.9%
B  0.051s  9032  98.7%
B  0.081s  8763  95.7%
B  0.111s  8404  91.8%
B  0.141s  7941  86.7%
B  0.172s  7357  80.4%
B  0.202s  6663  72.8%
B  0.232s  5872  64.1%
B  0.263s  4957  54.2%
B  0.293s  4007  43.8%
B  0.324s  3143  34.3%
B  0.354s  2350  25.7%
B  0.384s  1699  18.6%
B  0.414s  1133  12.4%
B  0.445s   673   7.4%
B  0.475s   352   3.8%
B  0.505s   120   1.3%
B  0.535s     6   0.1%
A     0  0.0mm   15 N F R | B    -1 -0.0mm   15 N F R
---------------------------------------------------
Evaluating shutter behavior:
Shutter A opened to 100.0 percent in 0.566 seconds.
Shutter B opened to 99.9 percent in 0.536 seconds.
Shutter A closed to 0.0 percent in 0.565 seconds.
Shutter B closed to 0.1 percent in 0.535 seconds.
Problems: 0
---------------------------------------------------
Attempting audio conversion ... size=     226kB time=00:00:07.23 bitrate= 256.1kbits/s speed=1.16e+03x    
audio converted to shutter.wav.
Copying shutter audio to dashboards ... done

DFM (FOCUS)
  changing to best focus...  dfm: filter=o[3] foc=9879 IDLE

Mon Jul 6 17:03:21 -04 2026 [elapsed=325 sec] IMAGING (acam+auxcam)
  status...OK
  cam: main=[idle] aux=[off] N=10/0 spi=38.6 IDLE
  taking preflight exposures:
  acam...OK
  acam image:
    157M Jul 6 17:03 /atlas/obs/04a/61228/04a61228e0001o.arch.fz
  AUXCAM: Skipping (noauxcam=1).

Mon Jul 6 17:03:43 -04 2026 [elapsed=347 sec] DEHUMIDIFIER
  OTA humidity exists...OK
  OTA humidity is current... OK (11 seconds old)
  OTA humidity level...OK (5%)
  Dome humidity exists...OK
  Dome humidity is current... OK

Mon Jul 6 17:03:43 -04 2026 [elapsed=347 sec] SCHEDULE
  Status...OK
  Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
61227.87759258|info|galildriver|using focus model: foc=9830+(3.50)*20.4+(-0.35)*60.3=9880.3
61227.87759725|info|galildriver|o  3 IN  | cass:  6100543  30.50 mm b=23 move=NO       | arm:   406814 473.60 mm b=03 move=OK       | foc: 53274883  9880 um b=0f       [cmd]
bestfocus for o...OK


Mon Jul 6 17:03:45 -04 2026 [elapsed=349 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ... Mount is parked.

Mon Jul 6 17:04:14 -04 2026 [elapsed=378 sec] Disabling mount tracking.
  Waiting on the mount ... done.
  Turning tracking off ... done.
  Waiting on the mount ... done.
  Recheck mount status ... done.
sitepsw  3 OFF redLED
sitepsw  4 OFF whiteLED

Preflight completed successfully.  See
http://tinyurl.com/chlpreflight
--
Please reduce summit bandwidth by turning off your webcam viewer.

Mon Jul 6 17:04:15 -04 2026 [elapsed=379 sec] Happy observing!
Mon Jul 6 17:04:15 -04 2026 [elapsed=379 sec] Preflight took 379 seconds to complete.


Mon Jul 6 17:04:15 -04 2026 [elapsed=379 sec] STARTING CLEANUP
Turning off LEDs
sitepsw  3 OFF redLED
sitepsw  4 OFF whiteLED
Releasing TCS lock [preflight]
OK TCS lock released by preflight-CHL

  
Azimuth check

Preflight image

Dome audio


Shutter audio

Shutter acutation data:

A  0.020s     3   0.0%
A  0.051s   114   1.2%
A  0.081s   386   4.2%
A  0.112s   737   8.1%
A  0.142s  1213  13.3%
A  0.173s  1804  19.7%
A  0.203s  2489  27.2%
A  0.234s  3294  36.0%
A  0.264s  4205  45.9%
A  0.295s  5132  56.1%
A  0.325s  6052  66.1%
A  0.356s  6821  74.5%
A  0.386s  7473  81.6%
A  0.417s  8056  88.0%
A  0.447s  8494  92.8%
A  0.478s  8820  96.4%
A  0.508s  9044  98.8%
A  0.538s  9141  99.9%
A  0.569s  9152 100.0%
B  0.020s     0   0.0%
B  0.050s   113   1.2%
B  0.081s   379   4.1%
B  0.111s   741   8.1%
B  0.142s  1219  13.3%
B  0.172s  1793  19.6%
B  0.202s  2489  27.2%
B  0.233s  3293  36.0%
B  0.263s  4198  45.9%
B  0.293s  5131  56.1%
B  0.323s  6016  65.7%
B  0.354s  6793  74.2%
B  0.384s  7460  81.5%
B  0.414s  8017  87.6%
B  0.445s  8469  92.5%
B  0.475s  8806  96.2%
B  0.506s  9034  98.7%
B  0.537s  9143  99.9%
B  0.567s  9155 100.0%
sleeping 3 sec between shutter moves...
A  0.020s  9149  99.9%
A  0.051s  9040  98.8%
A  0.081s  8763  95.7%
A  0.111s  8406  91.8%
A  0.142s  7938  86.7%
A  0.172s  7336  80.1%
A  0.203s  6641  72.5%
A  0.233s  5835  63.7%
A  0.264s  4917  53.7%
A  0.294s  3977  43.4%
A  0.324s  3109  34.0%
A  0.355s  2338  25.5%
A  0.385s  1653  18.1%
A  0.416s  1096  12.0%
A  0.446s   656   7.2%
A  0.477s   330   3.6%
A  0.507s   108   1.2%
A  0.538s     8   0.1%
B  0.020s  9143  99.9%
B  0.051s  9026  98.6%
B  0.081s  8779  95.9%
B  0.111s  8434  92.1%
B  0.142s  7968  87.0%
B  0.172s  7377  80.6%
B  0.202s  6690  73.1%
B  0.233s  5893  64.4%
B  0.263s  4979  54.4%
B  0.294s  4053  44.3%
B  0.324s  3160  34.5%
B  0.355s  2372  25.9%
B  0.385s  1684  18.4%
B  0.415s  1130  12.3%
B  0.446s   687   7.5%
B  0.476s   347   3.8%
B  0.507s   125   1.4%
B  0.537s    10   0.1%
B  0.568s     0   0.0%
A     1  0.0mm   15 N F R | B     1  0.0mm   15 N F R