CHL Preflight Night 61230
Executing preflight for 61230 at Wed Jul 8 16:58:49 -04 2026.
Log can be found in /atlas/obs/04/61230/preflight.dat.
Setting donefile '/atlas/obs/04/61230/preflight_complete.20260708205849.7685' on successful script completion.
Sitech host is tcs.
Disabling voice.exe countdown.
Disabling chiller checks.
Disabling dehumidifier power check.
Logging errors to /tmp/preflight.20260708205849.7685.
Wed Jul 8 16:58:49 -04 2026 [elapsed=0 sec] DFM (initialization)
get service string...OK
service is running...OK
is initialized...OK
Wed Jul 8 16:58:49 -04 2026 [elapsed=0 sec] Getting TCS lock.
OK TCS lock granted to preflight-CHL [0a38ef71-7f1b-42b1-88b6-60bad976ff6d;1800]
Wed Jul 8 16:58:49 -04 2026 [elapsed=0 sec] Enabling red LEDs for preflight.
sitepsw 3 ON redLED
Wed Jul 8 16:58:50 -04 2026 [elapsed=1 sec] About to start CHL preflight. Point your web browser at http://localhost:7454.
Wed Jul 8 16:58:50 -04 2026 [elapsed=1 sec] auxcam is disabled.
Wed Jul 8 16:58:50 -04 2026 [elapsed=1 sec] Skipping auxcam.
error: unknown module: vent
Wed Jul 8 16:58:50 -04 2026 [elapsed=1 sec] DEADMAN
Get heartbeat host ... got 'tcs'
Fetching timestamp (redis-cli -h tcs) ... done. Got response: 1783544324
OK
Wed Jul 8 16:58:50 -04 2026 [elapsed=1 sec] OPSEC
AUTO mode: ...OK
Wed Jul 8 16:58:50 -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
Wed Jul 8 16:58:52 -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
Wed Jul 8 16:58:52 -04 2026 [elapsed=3 sec] QUEUE
0 observations queued.
Wed Jul 8 16:58:52 -04 2026 [elapsed=3 sec] CLOCKS
admin: Wed Jul 8 20:58:52 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 920 1024 377 0.365 0.379 0.606
+10.0.11.4 .GPS. 1 u 962 1024 377 0.667 0.555 0.576
ntp.ubuntu.com .POOL. 16 p - 64 0 0.000 0.000 0.000
-alphyn.canonica 132.163.96.1 2 u 465 1024 377 149.154 -4.861 2.047
+185.125.190.56 99.220.8.133 2 u 784 1024 377 211.834 -1.017 1.480
-185.125.190.58 99.220.8.133 2 u 798 1024 377 224.486 -7.684 0.554
-185.125.190.57 99.220.8.133 2 u 42 1024 377 225.207 -8.308 0.830
Wed Jul 8 16:58:53 -04 2026 [elapsed=4 sec] DISKS
200GB available in /atlas/obs...OK (4501GB)
200GB available in /atlas/red...OK (8660GB)
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 58% /
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 611G 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
Wed Jul 8 16:58:53 -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
Wed Jul 8 16:58:54 -04 2026 [elapsed=5 sec] Disabling mount tracking.
Wed Jul 8 16:58:54 -04 2026 [elapsed=5 sec] SERVICES2
Wed Jul 8 16:58:54 -04 2026 [elapsed=5 sec] CHILLER
status...OK
chiller: 3.0/3.0C ? chiller=ON dryer=? IDLE
Wed Jul 8 16:58:58 -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=1.54e+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
Wed Jul 8 17:02:17 -04 2026 [elapsed=208 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: 170.09 -27.58, az/alt=324.54 +86.48 slewing(e) IDLE
Wed Jul 8 17:05:25 -04 2026 [elapsed=396 sec] MODO
status...OK
slewing to az=60,alt=60...OK
modo: dome=stopped mount=slewing IDLE
Wed Jul 8 17:06:40 -04 2026 [elapsed=471 sec] CAM SERVICE
status...OK
cam: main=[idle] aux=[off] N=963/0 spi=38.6 IDLE
Wed Jul 8 17:06:40 -04 2026 [elapsed=471 sec] ACAM
status Camera tripped exists... OK
Camera tripped is current... OK (3 seconds old)
Software failsafe ready... OK (NA)
CCD on...OK
ION pump on...OK
CCD temp...OK (-53.9C)
Checking CCD plane: Z0=-196.00 DZDX=+482.00 DZDY=-415.00
acam: -54C CCD TEC ION e=30.0s d=0.6s N=963 IDLE
Wed Jul 8 17:06:40 -04 2026 [elapsed=471 sec] WEATHER
status weather: C 21.0C 5% 7/8kph@299 DP39.1C/-23C/d IDLE
...OK
Wed Jul 8 17:06:41 -04 2026 [elapsed=472 sec] MET
status...OK
met: c=N o=Y Ro2d Co6h Wo2d Ho2d To2d Do2d IDLE
Wed Jul 8 17:06:41 -04 2026 [elapsed=472 sec] SENTRY
status...OK
sentry: close=YES open=NO drop=NO IDLE
Wed Jul 8 17:06:43 -04 2026 [elapsed=474 sec] DFM (SHUTTERS)
initializing and homing shutters...
mount 170.37 -27.58, az/alt=324.54 +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 1 0.0%
B 0.020s 0 0.0%
A 1 0.0mm 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 0 0.0mm 15 N F R
exercising shutters...Using amcam-mezz-s to record
A 0.020s 8 0.1%
A 0.050s 108 1.2%
A 0.081s 396 4.3%
A 0.111s 731 8.0%
A 0.141s 1219 13.3%
A 0.171s 1797 19.6%
A 0.202s 2465 26.9%
A 0.232s 3260 35.6%
A 0.262s 4163 45.5%
A 0.293s 5111 55.8%
A 0.323s 5986 65.4%
A 0.353s 6781 74.1%
A 0.383s 7449 81.4%
A 0.414s 8010 87.5%
A 0.444s 8469 92.5%
A 0.474s 8792 96.0%
A 0.505s 9032 98.7%
A 0.535s 9142 99.9%
A 0.565s 9156 100.0%
B 0.020s 2 0.0%
B 0.051s 94 1.0%
B 0.081s 381 4.2%
B 0.111s 724 7.9%
B 0.142s 1195 13.1%
B 0.172s 1783 19.5%
B 0.202s 2469 27.0%
B 0.233s 3256 35.6%
B 0.263s 4172 45.6%
B 0.293s 5112 55.8%
B 0.323s 5996 65.5%
B 0.354s 6780 74.1%
B 0.384s 7430 81.2%
B 0.415s 8013 87.5%
B 0.445s 8458 92.4%
B 0.475s 8791 96.0%
B 0.506s 9033 98.7%
B 0.536s 9144 99.9%
B 0.566s 9156 100.0%
sleeping 3 sec between shutter moves...
A 0.020s 9149 99.9%
A 0.051s 9033 98.7%
A 0.081s 8761 95.7%
A 0.111s 8410 91.9%
A 0.142s 7922 86.5%
A 0.172s 7339 80.2%
A 0.202s 6641 72.5%
A 0.233s 5873 64.2%
A 0.263s 4951 54.1%
A 0.293s 4019 43.9%
A 0.323s 3138 34.3%
A 0.354s 2357 25.7%
A 0.384s 1694 18.5%
A 0.414s 1127 12.3%
A 0.444s 690 7.5%
A 0.475s 344 3.8%
A 0.505s 126 1.4%
A 0.535s 9 0.1%
B 0.020s 9149 99.9%
B 0.051s 9040 98.8%
B 0.081s 8761 95.7%
B 0.111s 8405 91.8%
B 0.141s 7944 86.8%
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 0.323s 3141 34.3%
B 0.354s 2350 25.7%
B 0.384s 1679 18.3%
B 0.414s 1117 12.2%
B 0.445s 662 7.2%
B 0.475s 342 3.7%
B 0.505s 117 1.3%
B 0.536s 5 0.1%
A 1 0.0mm 15 N F R | B -2 -0.1mm 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 0.566 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= 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=9876 IDLE
Wed Jul 8 17:07:17 -04 2026 [elapsed=508 sec] IMAGING (acam+auxcam)
status...OK
cam: main=[idle] aux=[off] N=963/0 spi=38.6 IDLE
taking preflight exposures:
acam...OK
acam image:
152M Jul 8 17:07 /atlas/obs/04a/61230/04a61230e0001o.arch.fz
AUXCAM: Skipping (noauxcam=1).
Wed Jul 8 17:07:39 -04 2026 [elapsed=530 sec] DEHUMIDIFIER
OTA humidity exists...OK
OTA humidity is current... OK (67 seconds old)
OTA humidity level...OK (4%)
Dome humidity exists...OK
Dome humidity is current... OK
Wed Jul 8 17:07:39 -04 2026 [elapsed=530 sec] SCHEDULE
Status...OK
Checking scheduled filter...correct filter inserted
dfm: OK [bestfocus]
61229.88032706|info|galildriver|using focus model: foc=9830+(3.50)*21.3+(-0.35)*80.0=9876.5
61229.88033173|info|galildriver|o 3 IN | cass: 6099321 30.50 mm b=23 move=NO | arm: 406814 473.60 mm b=03 move=OK | foc: 53275539 9876 um b=0f [cmd]
bestfocus for o...OK
Wed Jul 8 17:07:41 -04 2026 [elapsed=532 sec] Parking the mount.
Parking ... mount: task <-parksouth> accepted
Waiting ...
Wed Jul 8 17:08:41 -04 2026 [elapsed=592 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 110 1.2% A 0.081s 385 4.2% A 0.111s 736 8.0% A 0.141s 1181 12.9% A 0.171s 1761 19.2% A 0.201s 2443 26.7% A 0.232s 3238 35.4% A 0.262s 4144 45.3% A 0.292s 5074 55.4% A 0.322s 5969 65.2% A 0.352s 6752 73.8% A 0.383s 7413 81.0% A 0.413s 7989 87.3% A 0.443s 8432 92.1% A 0.473s 8783 95.9% A 0.504s 9015 98.5% A 0.534s 9134 99.8% A 0.564s 9153 100.0% B 0.020s 1 0.0% B 0.050s 119 1.3% B 0.081s 388 4.2% B 0.111s 741 8.1% B 0.141s 1201 13.1% B 0.171s 1772 19.4% B 0.201s 2464 26.9% B 0.232s 3268 35.7% B 0.262s 4167 45.5% B 0.292s 5103 55.7% B 0.322s 5988 65.4% B 0.352s 6771 74.0% B 0.383s 7442 81.3% B 0.413s 8003 87.4% B 0.443s 8456 92.4% B 0.473s 8796 96.1% B 0.504s 9022 98.6% B 0.534s 9139 99.8% B 0.564s 9156 100.0% sleeping 3 sec between shutter moves... A 0.020s 9151 100.0% A 0.050s 9048 98.8% A 0.081s 8776 95.9% A 0.111s 8421 92.0% A 0.141s 7958 86.9% A 0.171s 7401 80.8% A 0.201s 6715 73.4% A 0.232s 5923 64.7% A 0.262s 5013 54.8% A 0.292s 4068 44.4% A 0.323s 3194 34.9% A 0.353s 2409 26.3% A 0.383s 1731 18.9% A 0.413s 1163 12.7% A 0.443s 706 7.7% A 0.474s 367 4.0% A 0.504s 131 1.4% A 0.534s 15 0.2% A 0.564s 1 0.0% B 0.020s 9146 99.9% B 0.050s 9026 98.6% B 0.081s 8781 95.9% B 0.111s 8435 92.1% B 0.141s 7971 87.1% B 0.171s 7399 80.8% B 0.201s 6714 73.3% B 0.232s 5921 64.7% B 0.262s 5012 54.8% B 0.292s 4086 44.6% B 0.322s 3190 34.8% B 0.352s 2416 26.4% B 0.383s 1724 18.8% B 0.413s 1179 12.9% B 0.443s 725 7.9% B 0.473s 374 4.1% B 0.503s 144 1.6% B 0.534s 18 0.2% B 0.564s 0 0.0% A 0 0.0mm 15 N F R | B 1 0.0mm 15 N F R