CHL Preflight Night 61229
Executing preflight for 61229 at Tue Jul 7 16:58:24 -04 2026.
Log can be found in /atlas/obs/04/61229/preflight.dat.
Setting donefile '/atlas/obs/04/61229/preflight_complete.20260707205824.26847' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20260707205824.26847.
Tue Jul 7 16:58:24 -04 2026 [elapsed=0 sec] DFM (initialization)
get service string...OK
service is running...OK
is initialized...OK
Tue Jul 7 16:58:24 -04 2026 [elapsed=0 sec] Getting TCS lock.
OK TCS lock granted to preflight-CHL [39d2cc12-f1a2-4031-b627-e733fc8bd341;1800]
Tue Jul 7 16:58:24 -04 2026 [elapsed=0 sec] Enabling red LEDs for preflight.
sitepsw 3 ON redLED
Tue Jul 7 16:58:25 -04 2026 [elapsed=1 sec] About to start CHL preflight. Point your web browser at http://localhost:7454.
Tue Jul 7 16:58:25 -04 2026 [elapsed=1 sec] auxcam is disabled.
Tue Jul 7 16:58:25 -04 2026 [elapsed=1 sec] Skipping auxcam.
error: unknown module: vent
Tue Jul 7 16:58:25 -04 2026 [elapsed=1 sec] DEADMAN
Get heartbeat host ... got 'tcs'
Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1783457903
OK
Tue Jul 7 16:58:25 -04 2026 [elapsed=1 sec] OPSEC
AUTO mode: ...OK
Tue Jul 7 16:58:25 -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
Tue Jul 7 16:58:27 -04 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
Tue Jul 7 16:58:27 -04 2026 [elapsed=3 sec] QUEUE
0 observations queued.
Tue Jul 7 16:58:27 -04 2026 [elapsed=3 sec] CLOCKS
admin: Tue Jul 7 20:58:27 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 470 512 377 0.393 2.824 0.578
+10.0.11.4 .GPS. 1 u 93 512 377 0.751 2.826 0.432
ntp.ubuntu.com .POOL. 16 p - 64 0 0.000 0.000 0.000
-alphyn.canonica 132.163.96.1 2 u 337 512 337 151.506 -4.642 3.383
+185.125.190.56 99.220.8.133 2 u 232 512 377 216.887 -1.581 1.421
-185.125.190.58 99.220.8.133 2 u 263 512 377 222.284 -3.646 1.795
-185.125.190.57 99.220.8.133 2 u 764 1024 377 221.510 -4.466 1.880
Tue Jul 7 16:58:28 -04 2026 [elapsed=4 sec] DISKS
200GB available in /atlas/obs...OK (4490GB)
200GB available in /atlas/red...OK (8676GB)
Checking disks on admin ... archon ... proc1 ... proc2 ... proc3 ... proc4 ... done
Filesystem Size Used Avail Use% Mounted_on
admin:/dev/md0p1 11T 6.0T 4.3T 59% /
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 5.4T 8.3T 40% /
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 646G 13T 5% /
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
Tue Jul 7 16:58:29 -04 2026 [elapsed=5 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
Tue Jul 7 16:58:29 -04 2026 [elapsed=5 sec] Disabling mount tracking.
Tue Jul 7 16:58:29 -04 2026 [elapsed=5 sec] SERVICES2
Tue Jul 7 16:58:29 -04 2026 [elapsed=5 sec] CHILLER
status...OK
chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE
Tue Jul 7 16:58:33 -04 2026 [elapsed=9 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= 914kB time=00:00:29.24 bitrate= 256.0kbits/s speed=1.53e+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
Tue Jul 7 17:01:51 -04 2026 [elapsed=207 sec] MOUNT
blinky status...OK
motor logsWARNING: stale motor logs; check that logger is running on POC
slewing to az=70,alt=70...OK
slewing to az=290,alt=70...OK
parking...OK
mount: 169.00 -27.58, az/alt=324.62 +86.48 slewing(e) IDLE
Tue Jul 7 17:05:00 -04 2026 [elapsed=396 sec] MODO
status...OK
slewing to az=60,alt=60...OK
modo: dome=stopped mount=slewing IDLE
Tue Jul 7 17:06:16 -04 2026 [elapsed=472 sec] CAM SERVICE
status...OK
cam: main=[idle] aux=[off] N=0/0 spi=38.0 IDLE
Tue Jul 7 17:06:16 -04 2026 [elapsed=472 sec] ACAM
status Camera tripped exists... OK
Camera tripped is current... OK (6 seconds old)
Software failsafe ready... OK (NA)
CCD on...OK
ION pump on...OK
CCD temp...OK (-53.7C)
Checking CCD plane: Z0=-197.00 DZDX=+482.00 DZDY=-415.00
acam: -54C CCD TEC ION e=30.0s d=0.6s N=0 IDLE
Tue Jul 7 17:06:16 -04 2026 [elapsed=472 sec] WEATHER
status weather: clear 24.9C 3% 5/7kph@277 DP48.7C/28C/d IDLE
...OK
Tue Jul 7 17:06:16 -04 2026 [elapsed=472 sec] MET
status...OK
met: c=N o=Y Ro1d Co1d Wo1d Ho1d To1d Do1d IDLE
Tue Jul 7 17:06:16 -04 2026 [elapsed=472 sec] SENTRY
status...OK
sentry: close=YES open=NO drop=NO IDLE
Tue Jul 7 17:06:16 -04 2026 [elapsed=472 sec] DFM (SHUTTERS)
initializing and homing shutters...
mount 169.28 -27.58, az/alt=324.53 +86.48 slewing(e) 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 0 0.0%
A 2 0.1mm 15 N F R | B 0 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 6 0.1%
A 0.050s 96 1.0%
A 0.081s 368 4.0%
A 0.111s 727 7.9%
A 0.142s 1209 13.2%
A 0.172s 1777 19.4%
A 0.202s 2465 26.9%
A 0.233s 3251 35.5%
A 0.263s 4170 45.6%
A 0.293s 5119 55.9%
A 0.323s 5977 65.3%
A 0.354s 6782 74.1%
A 0.384s 7432 81.2%
A 0.414s 8008 87.5%
A 0.445s 8461 92.4%
A 0.475s 8790 96.0%
A 0.505s 9033 98.7%
A 0.535s 9140 99.8%
A 0.565s 9156 100.0%
B 0.020s 4 0.0%
B 0.050s 102 1.1%
B 0.081s 379 4.1%
B 0.111s 736 8.0%
B 0.142s 1196 13.1%
B 0.172s 1781 19.5%
B 0.202s 2470 27.0%
B 0.233s 3255 35.6%
B 0.263s 4171 45.6%
B 0.293s 5114 55.9%
B 0.323s 5996 65.5%
B 0.353s 6780 74.1%
B 0.384s 7430 81.2%
B 0.414s 8013 87.5%
B 0.444s 8457 92.4%
B 0.475s 8789 96.0%
B 0.505s 9033 98.7%
B 0.535s 9144 99.9%
B 0.565s 9155 100.0%
sleeping 3 sec between shutter moves...
A 0.020s 9151 100.0%
A 0.050s 9040 98.8%
A 0.081s 8773 95.8%
A 0.111s 8425 92.0%
A 0.141s 7961 87.0%
A 0.171s 7371 80.5%
A 0.202s 6687 73.1%
A 0.232s 5900 64.5%
A 0.262s 4978 54.4%
A 0.293s 4054 44.3%
A 0.323s 3162 34.5%
A 0.353s 2359 25.8%
A 0.383s 1715 18.7%
A 0.414s 1141 12.5%
A 0.444s 707 7.7%
A 0.474s 344 3.8%
A 0.505s 135 1.5%
A 0.535s 9 0.1%
B 0.020s 9150 100.0%
B 0.051s 9045 98.8%
B 0.081s 8771 95.8%
B 0.111s 8418 92.0%
B 0.142s 7960 87.0%
B 0.172s 7376 80.6%
B 0.202s 6687 73.1%
B 0.232s 5899 64.4%
B 0.263s 4988 54.5%
B 0.293s 4036 44.1%
B 0.323s 3167 34.6%
B 0.353s 2373 25.9%
B 0.384s 1718 18.8%
B 0.414s 1151 12.6%
B 0.444s 675 7.4%
B 0.475s 361 3.9%
B 0.505s 128 1.4%
B 0.535s 8 0.1%
A 1 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 0.565 seconds.
Shutter B opened to 100.0 percent in 0.565 seconds.
Shutter A closed to 0.1 percent in 0.535 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=1.2e+03x
audio converted to shutter.wav.
Copying shutter audio to dashboards ... done
DFM (FOCUS)
changing to best focus... dfm: filter=o[3] foc=9883 IDLE
Tue Jul 7 17:06:52 -04 2026 [elapsed=508 sec] IMAGING (acam+auxcam)
status...OK
cam: main=[idle] aux=[off] N=0/0 spi=38.0 IDLE
taking preflight exposures:
acam...OK
acam image:
154M Jul 7 17:07 /atlas/obs/04a/61229/04a61229e0001o.arch.fz
AUXCAM: Skipping (noauxcam=1).
Tue Jul 7 17:07:14 -04 2026 [elapsed=530 sec] DEHUMIDIFIER
OTA humidity exists...OK
OTA humidity is current... OK (42 seconds old)
OTA humidity level...OK (4%)
Dome humidity exists...OK
Dome humidity is current... OK
Tue Jul 7 17:07:14 -04 2026 [elapsed=530 sec] SCHEDULE
Status...OK
Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
61228.88003319|info|galildriver|using focus model: foc=9830+(3.50)*23.6+(-0.35)*80.0=9884.6
61228.88003786|info|galildriver|o 3 IN | cass: 6098552 30.49 mm b=23 move=NO | arm: 406814 473.60 mm b=03 move=OK | foc: 53274074 9884 um b=0f [cmd]
bestfocus for o...OK
Tue Jul 7 17:07:15 -04 2026 [elapsed=531 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ...
Tue Jul 7 17:08:16 -04 2026 [elapsed=591 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 3 0.0% A 0.051s 114 1.2% A 0.081s 385 4.2% A 0.111s 737 8.1% A 0.141s 1197 13.1% A 0.171s 1783 19.5% A 0.202s 2466 26.9% A 0.232s 3266 35.7% A 0.262s 4174 45.6% A 0.292s 5103 55.7% A 0.322s 5998 65.5% A 0.353s 6774 74.0% A 0.383s 7433 81.2% A 0.413s 8007 87.5% A 0.444s 8457 92.4% A 0.474s 8792 96.0% A 0.504s 9028 98.6% A 0.534s 9135 99.8% A 0.564s 9152 100.0% B 0.020s 2 0.0% B 0.050s 114 1.2% B 0.081s 379 4.1% B 0.111s 728 8.0% B 0.141s 1185 12.9% B 0.171s 1753 19.2% B 0.201s 2441 26.7% B 0.232s 3242 35.4% B 0.262s 4138 45.2% B 0.292s 5074 55.4% B 0.322s 5961 65.1% B 0.352s 6746 73.7% B 0.383s 7421 81.1% B 0.413s 7986 87.2% B 0.443s 8443 92.2% B 0.473s 8787 96.0% B 0.503s 9011 98.4% B 0.534s 9137 99.8% B 0.564s 9156 100.0% sleeping 3 sec between shutter moves... A 0.020s 9149 99.9% A 0.051s 9039 98.7% A 0.081s 8763 95.7% A 0.111s 8406 91.8% A 0.141s 7938 86.7% A 0.172s 7356 80.4% A 0.202s 6665 72.8% A 0.232s 5892 64.4% A 0.262s 4948 54.1% A 0.293s 4036 44.1% A 0.323s 3163 34.6% A 0.353s 2384 26.0% A 0.383s 1712 18.7% A 0.414s 1146 12.5% A 0.444s 693 7.6% A 0.474s 358 3.9% A 0.504s 124 1.4% A 0.534s 13 0.1% A 0.565s 2 0.0% B 0.020s 9142 99.9% B 0.050s 9018 98.5% B 0.081s 8770 95.8% B 0.111s 8420 92.0% B 0.141s 7953 86.9% B 0.171s 7376 80.6% B 0.201s 6688 73.1% B 0.231s 5892 64.4% B 0.262s 4981 54.4% B 0.292s 4053 44.3% B 0.322s 3160 34.5% B 0.353s 2394 26.2% B 0.383s 1703 18.6% B 0.413s 1146 12.5% B 0.443s 700 7.6% B 0.474s 356 3.9% B 0.504s 132 1.4% B 0.534s 14 0.2% B 0.564s 0 0.0% A 0 0.0mm 15 N F R | B 1 0.0mm 15 N F R