CHL Preflight Night 61330
Executing preflight for 61330 at Fri Oct 16 18:59:06 -03 2026.
Log can be found in /atlas/obs/04/61330/preflight.dat.
Setting donefile '/atlas/obs/04/61330/preflight_complete.20261016215906.12190' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20261016215906.12190.
Fri Oct 16 18:59:06 -03 2026 [elapsed=0 sec] DFM (initialization)
get service string...OK
service is running...OK
is initialized...OK
Fri Oct 16 18:59:06 -03 2026 [elapsed=0 sec] Getting TCS lock.
OK TCS lock granted to preflight-CHL [82c6e0c0-731c-4b64-9860-89468d0801fd;1800]
Fri Oct 16 18:59:06 -03 2026 [elapsed=0 sec] Enabling red LEDs for preflight.
sitepsw 3 ON redLED
Fri Oct 16 18:59:07 -03 2026 [elapsed=1 sec] About to start CHL preflight. Point your web browser at http://localhost:7454.
Fri Oct 16 18:59:07 -03 2026 [elapsed=1 sec] auxcam is disabled.
Fri Oct 16 18:59:07 -03 2026 [elapsed=1 sec] Skipping auxcam.
error: unknown module: vent
Fri Oct 16 18:59:07 -03 2026 [elapsed=1 sec] DEADMAN
Get heartbeat host ... got 'tcs'
Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1792187945
OK
Fri Oct 16 18:59:07 -03 2026 [elapsed=1 sec] OPSEC
AUTO mode: ...OK
Fri Oct 16 18:59:07 -03 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
Fri Oct 16 18:59:09 -03 2026 [elapsed=3 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
Fri Oct 16 18:59:09 -03 2026 [elapsed=3 sec] QUEUE
0 observations queued.
Fri Oct 16 18:59:09 -03 2026 [elapsed=3 sec] CLOCKS
admin: Fri Oct 16 21:59:09 UTC 2026
metbox: 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 836 1024 377 0.324 0.417 0.165
+10.0.11.4 .GPS. 1 u 829 1024 377 0.512 0.497 0.242
ntp.ubuntu.com .POOL. 16 p - 64 0 0.000 0.000 0.000
-185.125.190.58 29.88.99.4 2 u 112 1024 377 226.455 -14.559 1.292
-185.125.190.56 29.88.99.4 2 u 985 1024 377 216.274 -9.573 0.666
-185.125.190.57 29.88.99.4 2 u 853 1024 377 218.724 -11.368 1.366
+alphyn.canonica 132.163.96.1 2 u 237 1024 377 157.363 -2.914 2.867
Fri Oct 16 18:59:10 -03 2026 [elapsed=4 sec] DISKS
200GB available in /atlas/obs...OK (7779GB)
200GB available in /atlas/red...OK (11114GB)
Checking disks on admin ... archon ... proc1 ... proc2 ... proc3 ... proc4 ... done
Filesystem Size Used Avail Use% Mounted_on
admin:/dev/md0p1 11T 2.8T 7.5T 28% /
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 3.1T 11T 23% /
proc1:/dev/loop0 106M 106M 0 100% /snap/core/17284
proc1:/dev/loop1 106M 106M 0 100% /snap/core/17292
proc1:/dev/sda1 511M 6.7M 505M 2% /boot/efi
proc2:/dev/md0p1 15T 453G 13T 4% /
proc2:/dev/loop0 106M 106M 0 100% /snap/core/17292
proc2:/dev/loop1 106M 106M 0 100% /snap/core/17284
proc3:/dev/md0p1 15T 903G 13T 7% /
proc3:/dev/loop0 106M 106M 0 100% /snap/core/17292
proc3:/dev/loop1 106M 106M 0 100% /snap/core/17284
proc4:/dev/md0p1 15T 697G 13T 6% /
proc4:/dev/loop0 106M 106M 0 100% /snap/core/17284
proc4:/dev/loop1 106M 106M 0 100% /snap/core/17292
Fri Oct 16 18:59:10 -03 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
Fri Oct 16 18:59:10 -03 2026 [elapsed=4 sec] Disabling mount tracking.
Fri Oct 16 18:59:10 -03 2026 [elapsed=4 sec] SERVICES2
Fri Oct 16 18:59:12 -03 2026 [elapsed=6 sec] CHILLER
status...OK
chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE
Fri Oct 16 18:59:16 -03 2026 [elapsed=10 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=1.63e+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
Fri Oct 16 19:02:33 -03 2026 [elapsed=207 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: 283.25 -27.58, az/alt=324.66 +86.49 idle(e) IDLE
Fri Oct 16 19:03:29 -03 2026 [elapsed=263 sec] MODO
status...OK
slewing to az=60,alt=60...OK
modo: dome=stopped mount=tracking IDLE
Fri Oct 16 19:03:51 -03 2026 [elapsed=285 sec] CAM SERVICE
status...OK
cam: main=[idle] aux=[off] N=225/0 spi=8566.1 IDLE
Fri Oct 16 19:03:51 -03 2026 [elapsed=285 sec] ACAM
status Camera tripped exists... OK
Camera tripped is current... OK (-0 seconds old)
Software failsafe ready... OK (NA)
CCD on...OK
ION pump on...OK
CCD temp...OK (-54.4C)
Checking CCD plane: Z0=-194.00 DZDX=+462.00 DZDY=-414.00
acam: -54C CCD TEC ION e=30.0s d=0.6s N=225 IDLE
Fri Oct 16 19:03:51 -03 2026 [elapsed=285 sec] WEATHER
status weather: C+ 20.7C 43% 8/9kph@236 DP11.1C/-56C/d IDLE
...OK
Fri Oct 16 19:03:52 -03 2026 [elapsed=286 sec] MET
status...OK
met: c=Y o=N Ro2d Cx22 Wo7d Ho7d To7d Do3d wait C IDLE
Fri Oct 16 19:03:52 -03 2026 [elapsed=286 sec] SENTRY
status...OK
sentry: close=YES open=NO drop=NO IDLE
Fri Oct 16 19:03:54 -03 2026 [elapsed=288 sec] DFM (SHUTTERS)
initializing and homing shutters...
mount 311.92 -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 2 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 -1 -0.0mm 15 N F R
exercising shutters...Using amcam-mezz-s to record
A 0.020s 9 0.1%
A 0.051s 95 1.0%
A 0.081s 370 4.0%
A 0.111s 725 7.9%
A 0.142s 1232 13.5%
A 0.172s 1811 19.8%
A 0.202s 2468 27.0%
A 0.232s 3263 35.6%
A 0.263s 4176 45.6%
A 0.293s 5119 55.9%
A 0.323s 5978 65.3%
A 0.354s 6815 74.4%
A 0.384s 7445 81.3%
A 0.414s 8000 87.4%
A 0.444s 8469 92.5%
A 0.475s 8801 96.1%
A 0.505s 9033 98.7%
A 0.535s 9143 99.9%
A 0.565s 9158 100.0%
B 0.020s 2 0.0%
B 0.051s 100 1.1%
B 0.081s 385 4.2%
B 0.111s 749 8.2%
B 0.142s 1211 13.2%
B 0.172s 1800 19.7%
B 0.202s 2495 27.3%
B 0.233s 3311 36.2%
B 0.263s 4232 46.2%
B 0.293s 5172 56.5%
B 0.324s 6049 66.1%
B 0.354s 6829 74.6%
B 0.384s 7473 81.6%
B 0.415s 8044 87.9%
B 0.445s 8485 92.7%
B 0.475s 8811 96.3%
B 0.506s 9042 98.8%
B 0.536s 9149 99.9%
sleeping 3 sec between shutter moves...
A 0.020s 9152 100.0%
A 0.050s 9061 99.0%
A 0.081s 8784 96.0%
A 0.111s 8452 92.3%
A 0.141s 7985 87.2%
A 0.172s 7382 80.6%
A 0.202s 6719 73.4%
A 0.232s 5917 64.6%
A 0.263s 4979 54.4%
A 0.293s 4055 44.3%
A 0.323s 3163 34.6%
A 0.354s 2390 26.1%
A 0.384s 1704 18.6%
A 0.414s 1137 12.4%
A 0.445s 704 7.7%
A 0.475s 354 3.9%
A 0.505s 133 1.5%
A 0.536s 10 0.1%
A 0.566s -7 0.0%
B 0.020s 9149 99.9%
B 0.050s 9033 98.7%
B 0.081s 8762 95.7%
B 0.111s 8406 91.8%
B 0.141s 7942 86.8%
B 0.172s 7359 80.4%
B 0.202s 6662 72.8%
B 0.232s 5874 64.2%
B 0.263s 4962 54.2%
B 0.293s 4008 43.8%
B 0.323s 3138 34.3%
B 0.354s 2353 25.7%
B 0.384s 1698 18.5%
B 0.414s 1133 12.4%
B 0.444s 676 7.4%
B 0.475s 349 3.8%
B 0.505s 119 1.3%
B 0.535s 7 0.1%
A 1 0.0mm 15 N F R | B -3 -0.1mm 15 N F R
---------------------------------------------------
Evaluating shutter behavior:
Shutter A opened to 100.0 percent in 0.565 seconds.
Shutter B opened to 99.9 percent in 0.536 seconds.
Shutter A closed to 0.0 percent in 0.566 seconds.
Shutter B closed to 0.1 percent in 0.535 seconds.
Problems: 0
---------------------------------------------------
Attempting audio conversion ... size= 228kB time=00:00:07.29 bitrate= 256.1kbits/s speed=1.17e+03x
audio converted to shutter.wav.
Copying shutter audio to dashboards ... done
DFM (FOCUS)
changing to best focus... dfm: filter=o[3] foc=9872 IDLE
Fri Oct 16 19:04:30 -03 2026 [elapsed=324 sec] IMAGING (acam+auxcam)
status...OK
cam: main=[idle] aux=[off] N=225/0 spi=8566.1 IDLE
taking preflight exposures:
acam...OK
acam image:
155M Oct 16 19:04 /atlas/obs/04a/61330/04a61330e0001o.arch.fz
AUXCAM: Skipping (noauxcam=1).
Fri Oct 16 19:04:53 -03 2026 [elapsed=347 sec] DEHUMIDIFIER
OTA humidity exists...OK
OTA humidity is current... OK (74 seconds old)
OTA humidity level...OK (12%)
Dome humidity exists...OK
Dome humidity is current... OK
Fri Oct 16 19:04:53 -03 2026 [elapsed=347 sec] SCHEDULE
Status...OK
Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
61329.92006353|info|galildriver|using focus model: foc=9830+(3.50)*17.9+(-0.35)*60.3=9871.6
61329.92006820|info|galildriver|o 3 IN | cass: 6103004 30.52 mm b=23 move=NO | arm: 406724 473.50 mm b=03 move=OK | foc: 53276436 9872 um b=0f [cmd]
bestfocus for o...OK
Fri Oct 16 19:04:54 -03 2026 [elapsed=348 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ... Mount is parked.
Fri Oct 16 19:05:22 -03 2026 [elapsed=376 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.
Fri Oct 16 19:05:23 -03 2026 [elapsed=377 sec] Happy observing!
Fri Oct 16 19:05:23 -03 2026 [elapsed=377 sec] Preflight took 377 seconds to complete.
Fri Oct 16 19:05:23 -03 2026 [elapsed=377 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
Preflight image
Shutter acutation data:
A 0.020s 4 0.0% A 0.051s 121 1.3% A 0.081s 395 4.3% A 0.111s 749 8.2% A 0.141s 1214 13.3% A 0.171s 1802 19.7% A 0.202s 2490 27.2% A 0.232s 3294 36.0% A 0.262s 4204 45.9% A 0.292s 5133 56.1% A 0.322s 6024 65.8% A 0.353s 6798 74.3% A 0.383s 7453 81.4% A 0.413s 8021 87.6% A 0.443s 8472 92.5% A 0.474s 8794 96.1% A 0.504s 9027 98.6% A 0.534s 9140 99.8% A 0.564s 9155 100.0% B 0.020s -244 -2.7% B 0.050s -123 -1.3% B 0.081s 134 1.5% B 0.111s 488 5.3% B 0.141s 970 10.6% B 0.172s 1544 16.9% B 0.202s 2236 24.4% B 0.232s 3048 33.3% B 0.262s 3951 43.2% B 0.293s 4883 53.3% B 0.323s 5786 63.2% B 0.353s 6606 72.2% B 0.383s 7296 79.7% B 0.414s 7884 86.1% B 0.444s 8363 91.4% B 0.474s 8716 95.2% B 0.504s 8975 98.0% B 0.534s 9118 99.6% B 0.565s 9156 100.0% sleeping 3 sec between shutter moves... A 0.020s 9151 100.0% A 0.050s 9051 98.9% A 0.081s 8778 95.9% A 0.111s 8421 92.0% A 0.141s 7958 86.9% A 0.171s 7381 80.6% A 0.202s 6691 73.1% A 0.232s 5895 64.4% A 0.262s 4982 54.4% A 0.292s 4038 44.1% A 0.323s 3167 34.6% A 0.353s 2387 26.1% A 0.383s 1711 18.7% A 0.413s 1145 12.5% A 0.444s 692 7.6% A 0.474s 358 3.9% A 0.504s 124 1.4% A 0.535s 14 0.2% A 0.565s 1 0.0% B 0.020s 9144 99.9% B 0.050s 9021 98.5% B 0.081s 8765 95.8% B 0.111s 8410 91.9% B 0.141s 7937 86.7% B 0.172s 7360 80.4% B 0.202s 6690 73.1% B 0.232s 5894 64.4% B 0.262s 4984 54.4% B 0.293s 4058 44.3% B 0.323s 3165 34.6% B 0.353s 2394 26.2% B 0.383s 1702 18.6% B 0.413s 1146 12.5% B 0.444s 699 7.6% B 0.474s 357 3.9% B 0.504s 133 1.5% B 0.535s 14 0.2% B 0.565s 0 0.0% A 0 0.0mm 15 N F R | B 1 0.0mm 15 N F R