Observers: Jacco Terwel, Mark Magee Support: Simon Prentice, Luke Harvey TAT: Michael Fulton, Shubham Srivastav, Janet Chen
EFOSC Calibrations: bias, calib
Weather:
Start: humidity 36, wind 2.2, seeing 1.2
Middle: humidity 35, wind 3.3, seeing 0.9
End: humidity 32, wind 3, seeing 0.7
Comments:
Started with EFOSC
| UT | Target | Type | Set up
| Slit | Exposure | Airmass | Seeing | Notes | 00:40
| ATLAS20bhaz | Follow up
| gr13 | 1.0
| 1800s
| 1.4
|
|
| | 01:05 | SN2020acbm | Follow up
| gr13 | 1.0 | 1800s | 1.6 | | | | 02:10 | SN2020ocz | Follow up
| gr13 | 1.0 | 1800s | 1.0 | 1.3 | Focus fix first
| | 02:46 | GD71 | Standard | gr11,13,16 | 1.0+1.5
| 100s | 1.5 | 1.2 | | | 03:07 | AT2021blz | Follow up
| gr13 | 1.0 | 1500s | 1.3
| 1.5 | | | 03:40 | AT2021bon | Classification | gr13 | 1.0 | 900s | 1.1 | 0.9 | Ia | | 04:12 | AT2021bpd | Classification | gr13 | 1.0 | 900s | 1.0 | 0.9 | Blue spectrum
| | 04:34 | AT2021bnb | Classification | gr13 | 1.0 | 900s | 1.4 | 1.0 | Ia | | 04:55 | L745A | Standard | gr11,13,16 | 1.0+1.5 | 100s | 1.1 | 1.0 | | | 05:15 | AT2021bpn | Classification | gr13 | 1.0 | 900s | 1.1 | 1.0 | Ia | | 05:45 | AT2021bix | Classification | gr13 | 1.0 | 600s | 1.1 | 1.1 | Ia | | 05:58 | ATLAS21cii | Classification | gr13 | 1.0 | 900s | 1.4 | 1.0 | Balmer series at z = ~0.04
| | 06:22 | SN2020acat | Follow up
| gr11,16 | 1.0 | 1500s
| 1.1 | 1.2 |
| | 07:29 | AT2021alk | Classification | gr13 | 1.0 | 900s | 1.0 | 0.9 | Ia | | 07:49 | AT2021bsf | Classification | gr13 | 1.0 | 300s | 1.6 | 0.7 | Ia | | 08:00 | AT2021bsb | Classification | gr13 | 1.0 | 900s | 1.6 | 0.6 | Ia | | 08:24 | AT2021bsx | Classification | gr13 | 1.0 | 900s | 1.3 | 0.5 | Ia - galaxy lines at z = ~0.06
| | 08:44 | LTT3864 | Standard | gr11,13,16 | 1.0+1.5 | 100s | 1.2 | 0.7 | |
| 