CHL Preflight Night 60917
Executing preflight for 60917 at Fri Aug 29 17:28:27 -04 2025.
Log can be found in /atlas/obs/04/60917/preflight.dat.
Setting donefile '/atlas/obs/04/60917/preflight_complete.20250829212827.18867' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20250829212827.18867.
Fri Aug 29 17:28:28 -04 2025 [elapsed=1 sec] DFM (initialization)
get service string...OK
service is running...OK
is initialized...OK
Fri Aug 29 17:28:28 -04 2025 [elapsed=1 sec] Getting TCS lock.
OK TCS lock granted to preflight-CHL [877c9dbf-ceb6-4f50-a50f-86af348af897;1800]
Fri Aug 29 17:28:28 -04 2025 [elapsed=1 sec] Enabling red LEDs for preflight.
sitepsw 3 ON redLED
Fri Aug 29 17:28:28 -04 2025 [elapsed=1 sec] About to start CHL preflight. Point your web browser at http://localhost:7454.
Fri Aug 29 17:28:28 -04 2025 [elapsed=1 sec] auxcam is disabled.
Fri Aug 29 17:28:28 -04 2025 [elapsed=1 sec] Skipping auxcam.
error: unknown module: vent
Fri Aug 29 17:28:28 -04 2025 [elapsed=1 sec] DEADMAN
Get heartbeat host ... got 'tcs'
Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1756502898
OK
Fri Aug 29 17:28:28 -04 2025 [elapsed=1 sec] OPSEC
AUTO mode: ...OK
Fri Aug 29 17:28:28 -04 2025 [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 Aug 29 17:28:30 -04 2025 [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 Aug 29 17:28:31 -04 2025 [elapsed=4 sec] QUEUE
0 observations queued.
Fri Aug 29 17:28:31 -04 2025 [elapsed=4 sec] CLOCKS
admin: Fri Aug 29 21:28:31 UTC 2025
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 639 1024 377 0.309 -0.222 0.175
+10.0.11.4 .GPS. 1 u 402 1024 377 0.557 -0.121 0.186
ntp.ubuntu.com .POOL. 16 p - 64 0 0.000 0.000 0.000
-185.125.190.58 194.121.207.249 2 u 351 1024 377 218.532 -3.925 0.424
-185.125.190.56 201.68.88.106 2 u 679 1024 377 215.928 -4.348 0.851
-185.125.190.57 194.121.207.249 2 u 469 1024 377 218.102 -3.932 0.301
+alphyn.canonica 132.163.96.1 2 u 307 1024 377 156.499 -2.585 0.294
Fri Aug 29 17:28:31 -04 2025 [elapsed=4 sec] DISKS
200GB available in /atlas/obs...OK (5012GB)
200GB available in /atlas/red...OK (9932GB)
Checking disks on admin ... archon ... proc1 ... proc2 ... proc3 ... proc4 ... done
Filesystem Size Used Avail Use% Mounted_on
admin:/dev/md0p1 11T 5.5T 4.8T 54% /
admin:/dev/loop0 105M 105M 0 100% /snap/core/17212
admin:/dev/loop2 105M 105M 0 100% /snap/core/17247
archon:/dev/mapper/ubuntu--vg-ubuntu--lv 58G 20G 35G 37% /
archon:/dev/loop1 105M 105M 0 100% /snap/core/17212
archon:/dev/sda2 974M 321M 586M 36% /boot
archon:/dev/sda1 511M 4.4M 507M 1% /boot/efi
archon:/dev/loop2 105M 105M 0 100% /snap/core/17247
proc1:/dev/md0p1 15T 4.2T 9.5T 31% /
proc1:/dev/loop1 105M 105M 0 100% /snap/core/17212
proc1:/dev/sda1 511M 6.7M 505M 2% /boot/efi
proc1:/dev/loop2 105M 105M 0 100% /snap/core/17247
proc2:/dev/md0p1 15T 298G 14T 3% /
proc2:/dev/loop0 105M 105M 0 100% /snap/core/17212
proc2:/dev/loop2 105M 105M 0 100% /snap/core/17247
proc3:/dev/md0p1 15T 897G 13T 7% /
proc3:/dev/loop1 105M 105M 0 100% /snap/core/17212
proc3:/dev/loop2 105M 105M 0 100% /snap/core/17247
proc4:/dev/md0p1 15T 687G 13T 6% /
proc4:/dev/loop1 105M 105M 0 100% /snap/core/17212
proc4:/dev/loop2 105M 105M 0 100% /snap/core/17247
Fri Aug 29 17:28:32 -04 2025 [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
Fri Aug 29 17:28:32 -04 2025 [elapsed=5 sec] Disabling mount tracking.
Fri Aug 29 17:28:32 -04 2025 [elapsed=5 sec] SERVICES2
Fri Aug 29 17:28:32 -04 2025 [elapsed=5 sec] CHILLER
status...OK
chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE
Fri Aug 29 17:28:36 -04 2025 [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=1.58e+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 Aug 29 17:31:52 -04 2025 [elapsed=205 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: 228.52 -27.58, az/alt=324.53 +86.48 idle(e) IDLE
Fri Aug 29 17:32:58 -04 2025 [elapsed=271 sec] MODO
status...OK
slewing to az=60,alt=60...OK
modo: dome=stopped mount=tracking IDLE
Fri Aug 29 17:33:23 -04 2025 [elapsed=296 sec] CAM SERVICE
status...OK
cam: main=[idle] aux=[off] N=945/0 spi=40.5 IDLE
Fri Aug 29 17:33:23 -04 2025 [elapsed=296 sec] ACAM
status Camera tripped exists... OK
Camera tripped is current... OK (9 seconds old)
Software failsafe ready... OK (NA)
CCD on...OK
ION pump on...OK
CCD temp...OK (-55.4C)
Checking CCD plane: Z0=-187.00 DZDX=+478.00 DZDY=-419.00
acam: -55C CCD TEC ION e=30.0s d=0.6s N=945 IDLE
Fri Aug 29 17:33:23 -04 2025 [elapsed=296 sec] WEATHER
status weather: C+ 9.1C 66% 8/10kph@290 DP5.7C/-23C/d IDLE
...OK
Fri Aug 29 17:33:24 -04 2025 [elapsed=297 sec] MET
status...OK
met: c=Y o=N Ro7h Cx2h Wo49d Ho49d To49d Do11h wait C IDLE
Fri Aug 29 17:33:24 -04 2025 [elapsed=297 sec] SENTRY
status...OK
sentry: close=YES open=NO drop=NO IDLE
Fri Aug 29 17:33:24 -04 2025 [elapsed=297 sec] DFM (SHUTTERS)
initializing and homing shutters...
mount 257.20 -12.93, az/alt=59.87 +60.08 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 1 0.0mm 15 N F R | B -2 -0.1mm 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 0.051s 107 1.2%
A 0.081s 384 4.2%
A 0.111s 730 8.0%
A 0.142s 1202 13.1%
A 0.172s 1772 19.4%
A 0.202s 2464 26.9%
A 0.233s 3261 35.6%
A 0.263s 4159 45.4%
A 0.293s 5112 55.8%
A 0.323s 5985 65.4%
A 0.354s 6777 74.0%
A 0.384s 7434 81.2%
A 0.414s 8010 87.5%
A 0.445s 8460 92.4%
A 0.475s 8797 96.1%
A 0.505s 9031 98.7%
A 0.536s 9146 99.9%
B 0.020s 1 0.0%
B 0.050s 86 0.9%
B 0.081s 357 3.9%
B 0.111s 735 8.0%
B 0.141s 1190 13.0%
B 0.172s 1778 19.4%
B 0.202s 2469 27.0%
B 0.232s 3257 35.6%
B 0.263s 4169 45.5%
B 0.293s 5113 55.9%
B 0.323s 5996 65.5%
B 0.354s 6781 74.1%
B 0.384s 7434 81.2%
B 0.414s 8010 87.5%
B 0.444s 8461 92.4%
B 0.475s 8796 96.1%
B 0.505s 9033 98.7%
B 0.536s 9150 100.0%
sleeping 3 sec between shutter moves...
A 0.020s 9152 100.0%
A 0.050s 9057 98.9%
A 0.081s 8786 96.0%
A 0.111s 8439 92.2%
A 0.141s 7977 87.1%
A 0.171s 7400 80.8%
A 0.202s 6717 73.4%
A 0.232s 5927 64.7%
A 0.262s 5012 54.8%
A 0.292s 4078 44.5%
A 0.323s 3196 34.9%
A 0.353s 2402 26.2%
A 0.383s 1733 18.9%
A 0.413s 1154 12.6%
A 0.444s 711 7.8%
A 0.474s 364 4.0%
A 0.505s 132 1.4%
A 0.535s 9 0.1%
B 0.020s 9150 100.0%
B 0.050s 9049 98.9%
B 0.081s 8781 95.9%
B 0.111s 8432 92.1%
B 0.141s 7981 87.2%
B 0.172s 7398 80.8%
B 0.202s 6709 73.3%
B 0.232s 5900 64.5%
B 0.263s 4991 54.5%
B 0.293s 4036 44.1%
B 0.323s 3168 34.6%
B 0.354s 2373 25.9%
B 0.384s 1715 18.7%
B 0.415s 1150 12.6%
B 0.445s 686 7.5%
B 0.475s 357 3.9%
B 0.506s 118 1.3%
B 0.536s 5 0.1%
A 0 0.0mm 15 N F R | B -6 -0.2mm 15 N F R
---------------------------------------------------
Evaluating shutter behavior:
Shutter A opened to 99.9 percent in 0.536 seconds.
Shutter B opened to 100.0 percent in 0.536 seconds.
Shutter A closed to 0.1 percent in 0.535 seconds.
Shutter B closed to 0.1 percent in 0.536 seconds.
Problems: 0
---------------------------------------------------
Attempting audio conversion ... size= 226kB time=00:00:07.23 bitrate= 256.1kbits/s speed=1.18e+03x
audio converted to shutter.wav.
Copying shutter audio to dashboards ... done
DFM (FOCUS)
changing to best focus... dfm: filter=o[3] foc=9841 IDLE
Fri Aug 29 17:34:00 -04 2025 [elapsed=333 sec] IMAGING (acam+auxcam)
status...OK
cam: main=[idle] aux=[off] N=945/0 spi=40.5 IDLE
taking preflight exposures:
acam...OK
acam image:
153M Aug 29 17:34 /atlas/obs/04a/60917/04a60917e0001o.arch.fz
AUXCAM: Skipping (noauxcam=1).
Fri Aug 29 17:34:23 -04 2025 [elapsed=356 sec] DEHUMIDIFIER
OTA humidity exists...OK
OTA humidity is current... OK (54 seconds old)
OTA humidity level...OK (6%)
Dome humidity exists...OK
Dome humidity is current... OK
Fri Aug 29 17:34:23 -04 2025 [elapsed=356 sec] SCHEDULE
Status...OK
Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
60916.89888215|info|galildriver|using focus model: foc=9830+(3.50)*9.1+(-0.35)*60.2=9840.8
60916.89888681|info|galildriver|o 3 IN | cass: 6109356 30.55 mm b=23 move=NO | arm: 407051 473.88 mm b=0b move=OK F | foc: 53282508 9842 um b=0f [cmd]
bestfocus for o...OK
Fri Aug 29 17:34:24 -04 2025 [elapsed=357 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ... Mount is parked.
Fri Aug 29 17:34:57 -04 2025 [elapsed=390 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 Aug 29 17:34:58 -04 2025 [elapsed=391 sec] Happy observing!
Fri Aug 29 17:34:58 -04 2025 [elapsed=391 sec] Preflight took 390 seconds to complete.
Fri Aug 29 17:34:58 -04 2025 [elapsed=391 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 111 1.2% A 0.081s 373 4.1% A 0.111s 717 7.8% A 0.141s 1181 12.9% A 0.171s 1760 19.2% A 0.202s 2442 26.7% A 0.232s 3238 35.4% A 0.262s 4144 45.3% A 0.292s 5077 55.5% A 0.322s 5963 65.1% A 0.353s 6733 73.6% A 0.383s 7392 80.8% A 0.413s 7974 87.1% A 0.443s 8433 92.1% A 0.473s 8769 95.8% A 0.504s 9017 98.5% A 0.534s 9136 99.8% A 0.564s 9152 100.0% B 0.020s 2 0.0% B 0.050s 111 1.2% B 0.081s 379 4.1% B 0.111s 728 8.0% B 0.141s 1203 13.1% B 0.172s 1775 19.4% B 0.202s 2491 27.2% B 0.232s 3295 36.0% B 0.263s 4198 45.9% B 0.293s 5133 56.1% B 0.323s 5990 65.4% B 0.353s 6770 74.0% B 0.383s 7439 81.3% B 0.414s 8000 87.4% B 0.444s 8456 92.4% B 0.474s 8795 96.1% B 0.504s 9024 98.6% B 0.535s 9138 99.8% B 0.565s 9156 100.0% sleeping 3 sec between shutter moves... A 0.020s 9149 99.9% A 0.050s 9044 98.8% A 0.081s 8774 95.8% A 0.111s 8423 92.0% A 0.141s 7959 86.9% A 0.172s 7377 80.6% A 0.202s 6687 73.1% A 0.232s 5897 64.4% A 0.262s 4975 54.3% A 0.293s 4037 44.1% A 0.323s 3165 34.6% A 0.353s 2379 26.0% A 0.383s 1716 18.7% A 0.414s 1143 12.5% A 0.444s 693 7.6% A 0.474s 358 3.9% A 0.504s 124 1.4% A 0.535s 14 0.2% A 0.565s 2 0.0% B 0.020s 9144 99.9% B 0.050s 9016 98.5% B 0.081s 8770 95.8% B 0.111s 8421 92.0% B 0.141s 7953 86.9% B 0.171s 7377 80.6% B 0.201s 6690 73.1% B 0.232s 5921 64.7% B 0.262s 5010 54.7% B 0.292s 4053 44.3% B 0.322s 3191 34.9% B 0.353s 2417 26.4% B 0.383s 1706 18.6% B 0.413s 1146 12.5% B 0.444s 701 7.7% B 0.474s 356 3.9% B 0.504s 133 1.5% B 0.534s 15 0.2% B 0.565s 1 0.0% A -1 -0.0mm 15 N F R | B 0 0.0mm 15 N F R