CHL Preflight Night 61017
Executing preflight for 61017 at Sun Dec 7 19:38:33 -03 2025.
Log can be found in /atlas/obs/04/61017/preflight.dat.
Setting donefile '/atlas/obs/04/61017/preflight_complete.20251207223833.30328' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20251207223833.30328.
Sun Dec 7 19:38:33 -03 2025 [elapsed=0 sec] DFM (initialization)
get service string...OK
service is running...OK
is initialized...OK
Sun Dec 7 19:38:33 -03 2025 [elapsed=0 sec] Getting TCS lock.
OK TCS lock granted to preflight-CHL [7ac8f788-6e86-4aa3-bf3b-8545e2d638d9;1800]
Sun Dec 7 19:38:33 -03 2025 [elapsed=0 sec] Enabling red LEDs for preflight.
sitepsw 3 ON redLED
Sun Dec 7 19:38:34 -03 2025 [elapsed=1 sec] About to start CHL preflight. Point your web browser at http://localhost:7454.
Sun Dec 7 19:38:34 -03 2025 [elapsed=1 sec] auxcam is disabled.
Sun Dec 7 19:38:34 -03 2025 [elapsed=1 sec] Skipping auxcam.
error: unknown module: vent
Sun Dec 7 19:38:34 -03 2025 [elapsed=1 sec] DEADMAN
Get heartbeat host ... got 'tcs'
Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1765147109
OK
Sun Dec 7 19:38:34 -03 2025 [elapsed=1 sec] OPSEC
AUTO mode: ...OK
Sun Dec 7 19:38:34 -03 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
Sun Dec 7 19:38:35 -03 2025 [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
Sun Dec 7 19:38:36 -03 2025 [elapsed=3 sec] QUEUE
0 observations queued.
Sun Dec 7 19:38:36 -03 2025 [elapsed=3 sec] CLOCKS
admin: Sun Dec 7 22:38:36 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 746 1024 377 0.269 -0.379 1.061
+10.0.11.4 .GPS. 1 u 971 1024 377 0.392 -0.233 1.093
ntp.ubuntu.com .POOL. 16 p - 64 0 0.000 0.000 0.000
+alphyn.canonica 132.163.96.1 2 u 1035 1024 377 156.175 -2.760 0.738
-185.125.190.58 183.160.133.132 2 u 401 1024 377 214.297 -4.424 1.669
-185.125.190.56 194.121.207.249 2 u 936 1024 377 216.681 -5.879 1.314
-185.125.190.57 194.121.207.249 2 u 449 1024 377 219.815 -5.693 1.533
Sun Dec 7 19:38:38 -03 2025 [elapsed=5 sec] DISKS
200GB available in /atlas/obs...OK (4926GB)
200GB available in /atlas/red...OK (9291GB)
Checking disks on admin ... archon ... proc1 ... proc2 ... proc3 ... proc4 ... done
Filesystem Size Used Avail Use% Mounted_on
admin:/dev/md0p1 11T 5.6T 4.7T 54% /
admin:/dev/loop0 105M 105M 0 100% /snap/core/17247
admin:/dev/loop1 105M 105M 0 100% /snap/core/17212
archon:/dev/mapper/ubuntu--vg-ubuntu--lv 58G 20G 35G 37% /
archon:/dev/loop0 105M 105M 0 100% /snap/core/17247
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
proc1:/dev/md0p1 15T 4.8T 8.9T 36% /
proc1:/dev/loop1 105M 105M 0 100% /snap/core/17212
proc1:/dev/loop0 105M 105M 0 100% /snap/core/17247
proc1:/dev/sda1 511M 6.7M 505M 2% /boot/efi
proc2:/dev/md0p1 15T 296G 14T 3% /
proc2:/dev/loop1 105M 105M 0 100% /snap/core/17247
proc2:/dev/loop0 105M 105M 0 100% /snap/core/17212
proc3:/dev/md0p1 15T 899G 13T 7% /
proc3:/dev/loop0 105M 105M 0 100% /snap/core/17247
proc3:/dev/loop1 105M 105M 0 100% /snap/core/17212
proc4:/dev/md0p1 15T 689G 13T 6% /
proc4:/dev/loop1 105M 105M 0 100% /snap/core/17212
proc4:/dev/loop0 105M 105M 0 100% /snap/core/17247
Sun Dec 7 19:38:38 -03 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
Sun Dec 7 19:38:38 -03 2025 [elapsed=5 sec] Disabling mount tracking.
Sun Dec 7 19:38:38 -03 2025 [elapsed=5 sec] Closing dome.
Sun Dec 7 19:38:56 -03 2025 [elapsed=23 sec] SERVICES2
Sun Dec 7 19:38:56 -03 2025 [elapsed=23 sec] CHILLER
status...OK
chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE
Sun Dec 7 19:39:01 -03 2025 [elapsed=28 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
Sun Dec 7 19:42:17 -03 2025 [elapsed=224 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: 344.73 -27.58, az/alt=324.56 +86.48 idle(e) IDLE
Sun Dec 7 19:43:22 -03 2025 [elapsed=289 sec] MODO
status...OK
slewing to az=60,alt=60...OK
modo: dome=stopped mount=tracking IDLE
Sun Dec 7 19:43:47 -03 2025 [elapsed=314 sec] CAM SERVICE
status...OK
cam: main=[idle] aux=[off] N=0/0 spi=38.6 IDLE
Sun Dec 7 19:43:47 -03 2025 [elapsed=314 sec] ACAM
status Camera tripped exists... OK
Camera tripped is current... OK (4 seconds old)
Software failsafe ready... OK (NA)
CCD on...OK
ION pump on...OK
CCD temp...OK (-53.4C)
Checking CCD plane: Z0=-198.00 DZDX=+465.00 DZDY=-407.00
acam: -53C CCD TEC ION e=30.0s d=0.6s N=0 IDLE
Sun Dec 7 19:43:47 -03 2025 [elapsed=314 sec] WEATHER
status weather: C 24.7C 29% 19/23kph@302 DP18.9C/-14C/d IDLE
...OK
Sun Dec 7 19:43:48 -03 2025 [elapsed=315 sec] MET
status...OK
met: c=N o=Y Ro1d Co21h Wo11d Ho11d To11d Do1d IDLE
Sun Dec 7 19:43:48 -03 2025 [elapsed=315 sec] SENTRY
status...OK
sentry: close=YES open=NO drop=NO IDLE
Sun Dec 7 19:43:49 -03 2025 [elapsed=316 sec] DFM (SHUTTERS)
initializing and homing shutters...
mount 13.41 -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 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 7 0.1%
A 0.051s 123 1.3%
A 0.081s 400 4.4%
A 0.111s 744 8.1%
A 0.141s 1219 13.3%
A 0.171s 1795 19.6%
A 0.202s 2465 26.9%
A 0.232s 3263 35.6%
A 0.262s 4158 45.4%
A 0.292s 5111 55.8%
A 0.322s 5986 65.4%
A 0.353s 6781 74.1%
A 0.383s 7429 81.2%
A 0.413s 8009 87.5%
A 0.444s 8458 92.4%
A 0.474s 8794 96.1%
A 0.504s 9034 98.7%
A 0.535s 9143 99.9%
A 0.565s 9159 100.0%
B 0.020s 0 0.0%
B 0.051s 83 0.9%
B 0.081s 365 4.0%
B 0.111s 723 7.9%
B 0.141s 1174 12.8%
B 0.172s 1762 19.2%
B 0.202s 2446 26.7%
B 0.232s 3226 35.2%
B 0.263s 4140 45.2%
B 0.293s 5083 55.5%
B 0.323s 5966 65.2%
B 0.354s 6781 74.1%
B 0.384s 7432 81.2%
B 0.414s 8009 87.5%
B 0.445s 8458 92.4%
B 0.475s 8791 96.0%
B 0.505s 9031 98.7%
B 0.535s 9146 99.9%
sleeping 3 sec between shutter moves...
A 0.020s 9151 100.0%
A 0.050s 9046 98.8%
A 0.081s 8761 95.7%
A 0.111s 8412 91.9%
A 0.141s 7940 86.7%
A 0.171s 7359 80.4%
A 0.202s 6669 72.9%
A 0.232s 5871 64.1%
A 0.262s 4946 54.0%
A 0.292s 4023 43.9%
A 0.323s 3138 34.3%
A 0.353s 2357 25.7%
A 0.383s 1696 18.5%
A 0.414s 1123 12.3%
A 0.444s 688 7.5%
A 0.474s 348 3.8%
A 0.505s 125 1.4%
A 0.535s 9 0.1%
B 0.020s 9146 99.9%
B 0.050s 9032 98.7%
B 0.081s 8761 95.7%
B 0.111s 8404 91.8%
B 0.141s 7945 86.8%
B 0.172s 7357 80.4%
B 0.202s 6662 72.8%
B 0.232s 5872 64.1%
B 0.263s 4959 54.2%
B 0.293s 4006 43.8%
B 0.323s 3141 34.3%
B 0.354s 2351 25.7%
B 0.384s 1699 18.6%
B 0.414s 1134 12.4%
B 0.444s 673 7.4%
B 0.475s 351 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 0.565 seconds.
Shutter B opened to 99.9 percent in 0.535 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=1.19e+03x
audio converted to shutter.wav.
Copying shutter audio to dashboards ... done
DFM (FOCUS)
changing to best focus... dfm: filter=o[3] foc=9894 IDLE
Sun Dec 7 19:44:27 -03 2025 [elapsed=354 sec] IMAGING (acam+auxcam)
status...OK
cam: main=[idle] aux=[off] N=0/0 spi=38.6 IDLE
taking preflight exposures:
acam...OK
acam image:
159M Dec 7 19:44 /atlas/obs/04a/61017/04a61017e0001o.arch.fz
AUXCAM: Skipping (noauxcam=1).
Sun Dec 7 19:44:50 -03 2025 [elapsed=377 sec] DEHUMIDIFIER
OTA humidity exists...OK
OTA humidity is current... OK (49 seconds old)
OTA humidity level...OK (7%)
Dome humidity exists...OK
Dome humidity is current... OK
Sun Dec 7 19:44:50 -03 2025 [elapsed=377 sec] SCHEDULE
Status...OK
Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
61016.94780721|info|galildriver|using focus model: foc=9830+(3.50)*23.4+(-0.35)*60.3=9890.8
61016.94781223|info|galildriver|o 3 IN | cass: 6103879 30.52 mm b=23 move=NO | arm: 407042 473.87 mm b=03 move=OK | foc: 53271995 9894 um b=8f M [focus]
61016.94782239|info|galildriver|o 3 IN | cass: 6103878 30.52 mm b=23 move=NO | arm: 407042 473.87 mm b=03 move=OK | foc: 53272339 9892 um b=0f [cmd]
bestfocus for o...OK
Sun Dec 7 19:44:52 -03 2025 [elapsed=379 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ... Mount is parked.
Sun Dec 7 19:45:25 -03 2025 [elapsed=412 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.
Sun Dec 7 19:45:27 -03 2025 [elapsed=414 sec] Happy observing!
Sun Dec 7 19:45:27 -03 2025 [elapsed=414 sec] Preflight took 414 seconds to complete.
Sun Dec 7 19:45:27 -03 2025 [elapsed=414 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 0.050s 123 1.3% A 0.081s 385 4.2% A 0.111s 744 8.1% A 0.141s 1215 13.3% A 0.171s 1781 19.5% A 0.202s 2464 26.9% A 0.232s 3264 35.7% A 0.262s 4175 45.6% A 0.292s 5108 55.8% A 0.322s 5991 65.4% A 0.353s 6780 74.1% A 0.383s 7431 81.2% A 0.413s 8010 87.5% A 0.443s 8458 92.4% A 0.473s 8786 96.0% A 0.504s 9029 98.6% A 0.534s 9139 99.8% A 0.564s 9152 100.0% B 0.020s 1 0.0% B 0.050s 112 1.2% B 0.081s 379 4.1% B 0.111s 726 7.9% B 0.141s 1201 13.1% B 0.171s 1772 19.4% B 0.201s 2442 26.7% B 0.232s 3241 35.4% B 0.262s 4166 45.5% B 0.292s 5101 55.7% B 0.323s 5988 65.4% B 0.353s 6773 74.0% B 0.383s 7440 81.3% B 0.413s 7985 87.2% B 0.443s 8444 92.2% B 0.474s 8786 96.0% B 0.504s 9018 98.5% B 0.534s 9136 99.8% B 0.564s 9155 100.0% sleeping 3 sec between shutter moves... A 0.020s 9149 99.9% A 0.050s 9050 98.9% A 0.081s 8785 96.0% A 0.111s 8435 92.1% A 0.141s 7975 87.1% A 0.171s 7399 80.8% A 0.201s 6710 73.3% A 0.232s 5924 64.7% A 0.262s 5038 55.0% A 0.292s 4067 44.4% A 0.322s 3193 34.9% A 0.352s 2425 26.5% A 0.383s 1756 19.2% A 0.413s 1159 12.7% A 0.443s 704 7.7% A 0.473s 378 4.1% A 0.504s 136 1.5% A 0.534s 17 0.2% A 0.564s 2 0.0% B 0.020s 9143 99.9% B 0.050s 9010 98.4% B 0.080s 8770 95.8% B 0.111s 8421 92.0% B 0.141s 7952 86.9% B 0.171s 7379 80.6% B 0.201s 6690 73.1% B 0.231s 5892 64.4% B 0.262s 4979 54.4% B 0.292s 4053 44.3% B 0.322s 3165 34.6% B 0.352s 2393 26.1% B 0.383s 1703 18.6% B 0.413s 1147 12.5% B 0.443s 700 7.6% B 0.473s 357 3.9% B 0.503s 138 1.5% B 0.534s 10 0.1% B 0.564s 0 0.0% A 0 0.0mm 15 N F R | B 1 0.0mm 15 N F R