blog:20260420

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20260420

Time

1800 -

Attendance

Nick, saisri, Eric, Saron, Percy

Spaces Occupied

401, 433c, dome

Goals

Astropol

Equipment Used

Scope Camera Focus
MainPICSARR2 w/ 432
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?
20260420T2030 Beta Leo g 12ms 50 1.338 0.37(V) 11 14 Low-pol Cal Main Astropol focus: 2521.3
20260420T2142 9 Gem g 12ms 50 1.705 6.5(V) 06 23 High-pol Cal Main Astropol focus: 2521.3
20260420T2200 9 Gem g 12ms 50 1.874 6.5(V) 06 23 High-pol Cal Main Astropol focus: 2521.3
20260420T2220 Beta Leo g 12ms 50 1.119 0.37(V) 11 14 Low-pol Cal Main Astropol focus: 2521.3
20260420T2240 Alpha Virgo g 12ms 50 1.869 1(V) 13 -11 Science Target Main Astropol focus: 2521.3
20260420T2257 Eta Boo g 12ms 50 1.229 1(V) 13 18 Low-pol Cal Main Astropol focus: 2521.3
20260420T2350 Eta Boo g 12ms 50 1.124 1(V) 13 18 Low-pol Cal Main Astropol focus: 2521.3
20260421T0015 HD 154445 g 12ms 50 2.785 6.5(V) 17 -0 High-pol Cal Main Astropol focus: 2521.3
20260421T0031 HD 154445 g 12ms 50 2.460 6.5(V) 17 -0 High-pol Cal Main Astropol focus: 2521.3
20260421T0059 Alpha Virgo g 12ms 50 1.573 1(V) 13 -11 Science Target Main Astropol focus: 2521.3
20260421T0107 Eta Boo g 12ms 50 1.071 1(V) 13 18 Low-pol Cal Main Astropol focus: 2521.3
20260421T0126 HD 154445 g 12ms 50 1.809 6.5(V) 17 -0 High-pol Cal Main Astropol focus: 2521.3
20260421T0149 HD 154445 g 12ms 50 1.665 6.5(V) 17 -0 High-pol Cal Main Astropol focus: 2521.3
20260420T0216 Alpha Virgo g 12ms 50 1.791 1(V) 13 -11 Science Target Main Astropol focus: 2521.3
20260420T0235 Eta Boo g 12ms 50 1.131 1(V) 13 18 Low-pol Cal Main Astropol focus: 2521.3
20260421T0259 HD 154445 g 12ms 50 1.398 6.5(V) 17 -0 High-pol Cal Main Astropol focus: 2521.3

Log

1810 - Began startup procedures and swapping PICSI2 for PICSARR2

2024 - Slewed to Beta Leo

2030 - Started capture of Beta Leo

2046 - Beta Leo capture completed

2047 - Slewed to 9 Gem

2120 - Troubleshooted targets not appearing as bright as they should be. Filter Wheel cable was found to be plugged into finder scope, not astropol instrument. Cabling has been corrected.

2142 - Started capture of 9 Gem

2159 - Capture of 9 Gem completed

2200 - Started capture of 9 Gem

2217 - Capture of 9 Gem completed

2218 - Slewed to Beta Leo

2220 - Started capture of Beta Leo

2236 - Capture of Beta Leo completed

2239 - Slewed to Alpha Virgo

2240 - Started capture of Alpha Virgo

2256 - Capture of Alpha Virgo Completed

2257 - Slewed to Eta Boo

2257 - Started capture of Eta Boo

2314 - Capture of Eta Boo completed

2350 - Started capture of Eta Boo

0007 - Completed capture of Eta Boo

0014 - Slewed to HD 154445

0014 - Started capture of HD 154445

0030 - Completed capture of HD 154445

0031 - Started capture of HD 154445

0047 - Completed capture of HD 154445

0048 - Slewed to Alpha Virgo

0049 - Started capture of Alpha Virgo

0105 - Completed capture of Alpha Virgo

0107 - Slewed to Eta Boo

0107 - Started capture of Eta Boo

0124 - Completed capture of Eta Boo

0126 - Slewed to HD 154445

0126 - Slewed to HD 154445

ToDo

Notes

- Some issues with autodome not aligning with telescope throughout the night. Needed to manually set dome position to telescope azimuth in DFMTCS multiple times for the issue to resolve.

Weather

Time Temp Humidity
1900 47 35
2100 42 43
2200 40 48
2300 49 50
0000 37 54
0100 35 64
0200 35 65
0300 32 69

Data