Observers: Thomas Wevers, Nada Ihanec, Matthew Temple, Support Team: Emma Callis, Sean Brennan
TAT: Claudia Gutierrez, Stefan Taubenberger, Hanin Kuncarayakti
Calibrations:
EFOSC daytime calibrations (biases, flats and arcs) sky flats UBVi (evening twilight) sky flats zrg (morning twilight)
Weather:
Start: Humidity 40%, wind speed 3m/s, seeing: 0.8".
Middle: Humidity 18%, wind speed 7m/s , seeing 1.3 "
End : Humidity 30%, wind speed 5m/s, seeing: 1.2"
Comments: On the food section: we had some nice chocolate cake and tasty fruits.
Variable seeing through the night.
Observations:
| UT | Target | Type | Setup | Seeing | Exptime | Notes |
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| EFOSC
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| seconds
| Seeing measured from acquisition images
| 23:27
| sky flats
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| image analysis
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| problem with M2
| 00:42
| AT2019hcc
| follow-up
| gri
| 0.8
| 9x200,9x200, 9x200
| seeing around 1 " for the g,r images, observed only in gri due to airmass
| 02:33
| AT2019tuq
| follow-up
| gr13
| 0.7
| 2700
|
| 03:27
| AT2019tpl
| follow-up
| gr11, gr16
| 1
| 2700, 2700
| software problem at the end of the gr11 observation; made a back-up of the spectrum just in case, trace is on the right side of the galaxy in the 2D spectrum
| 05:20
| AT2019udc
| follow-up
| UBVgriz
| 1.4
| 2x180, 1x180, 1x120, 1x120, 1x60, 1x60, 1x60
|
| 05:40
| AT2019vaz
| classification
| gr13
| 1.4
| 600
| astrodash gives Ia-91T z=0.05
| 06:03
| AT2019qem
| follow-up
| gr16
| 1.4
| 600
|
| 06:28
| AT2019esa
| follow-up
| gr13, gr18, gr20
| 1.1
| 1500, 1500, 1800
| seeing changed from 1.1, 0.9, 1.0 for each grism
| 08:37
| LTT3864
| CALIB
| gr11, gr13, gr16
| 1.2
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| 08:53
| LTT3864
| CALIB
| gr18, gr20
| 1.2
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| 09:01
| skyflats
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