blog:20260710

20260709

Time

0100-

Attendance

Percy, Braydn

Spaces Occupied

401, 433c, dome

Goals

PICSARR2

Equipment Used

Scope Camera Focus
MainPICSI2 w/ 178
FinderASI 4822465

Frame Table

Time Observed Source Name Filter Int Time [s] Gain Airmass Mag (filter) RA [h] DEC [deg] Source Type Scope Purpose Notes
YYYYmmddTHHMM Object Filter time gain airmass mag(V) HH DD type Scope Purpose tracking? Others?
20260710T0139 Darks u 12ms 0 1.000 mag(V) HH DD type Scope dark calibrations PICSARR2
20260710T0147 LED g 12ms 50 1.000 mag(V) HH DD type Scope dark calibrations PICSARR2
20260710T0159 Alpha Lac g 12ms 50 1.140 3.7 22 50 low-pol main PICSARR2 focus: 1734.5
20260710T0218 HD 154445 g 12ms 50 1.938 7 17 0 High-pol Main Astropol focus: 1734.5
20260710T0236 Tau her g 12ms 50 1.438 3.9 16 +46 Science Main Astropol PICSARR2
20260710T0302 Tau her g 12ms 50 1.561 3.9 16 +46 Science Main Astropol PICSARR2
20260710T0320 Alpha Lac g 12ms 50 1.045 3.7 22 50 low-pol main PICSARR2 focus: 1734.5
20260710T0344 Tau her g 12ms 50 1.844 3.9 16 +46 Science Main Astropol PICSARR2
20260710T0488 Tau her g 12ms 50 2.030 3.9 16 +46 Science Main Astropol PICSARR2
20260710T0430 Alpha Lac g 12ms 50 1.019 3.7 22 50 low-pol main PICSARR2 focus: 1734.5
20260630T0452 Beta Cep g 12ms 50 1.194 3.23 21 70 Science Main Astropol PICSARR2
20260630T0516 Beta Cep g 12ms 50 n/a 3.23 21 70 Science Main Astropol PICSARR2
20260710T0530 Alpha Lac g 12ms 50 1.019 3.7 22 50 low-pol main PICSARR2 focus: 1734.5

Log

[01:17:41] SESSION START
[01:17:41] obs arrival Percy
[01:17:41] obs arrival Brayden
[01:17:41] Active instrument: PICSARR2
[01:18:27] Arrived at 0100Et -- Setup and instrument replacement complete
[01:22:43] NOAA sky cover data looks bad. Opening and checking just how bad the seeing is -- we may need to shut down
[01:28:50] Pointing with vega, looks just fine - continuing with observation
[01:30:14] Cannot escape from logger. Closing the session on log and returning
[01:30:19] SESSION END
[01:38:59] Calibration start -- darks
[01:50:14] Flats complete
[01:56:19] Pointing still good -- slewing to alpha lac
[01:59:09] Acquired. Beginning capture
[02:16:28] Slewing to HD 154445
[02:17:45] Acquired. Beginning capture
[02:38:18] Slewed to tau her -- beginning capture
[03:02:31] Taking second capture of tau her
[03:20:42] slewing to alpha lac
[03:20:47] Acquired. Beginning capture
[03:42:25] hd 154445 is at 15deg altitude, skipping highpols
[03:42:45] Slewing to tau her
[03:43:09] Auto dome has stopped working
[03:43:58] Tau her acquired. Beginning capture
[04:08:03] Taking second capture of tau her
[04:28:51] |  20260710T0344 | Tau her | g | 12ms | 50 | 1.844 | 3.9 | 16 | +46 | Science  | Main | Astropol | PICSARR2 |
[04:28:58] Woops
[04:29:05] slewing to alpha lac
[04:29:52] Acquired. Beginning capture
[04:52:24] Slewing to beta cep
[04:52:29] Acquired. Beginning capture
[05:09:56] Taking second capture of beta cep
[05:29:28] slewing to alpha lac
[05:29:31] Acquired. Beginning capture
[05:49:26] Capture complete. Detector is saturating - beginning shutdown procedures
[0600] Shutdown complete. Leaving facility

ToDo

Notes

  • mirrors doors were open when we came in, presumably from the power outage, percy volunteers as point person to come in and close them whenever this happens next
  • auto dome is malfunctioning - as in straight up not working. We noticed this at 0345ET this session

Weather

0100 75 94
0200 74 93
0300 74 93
0400 73 93
0500 73 90

Data