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Night Report 2018-04-22

Observers: Daniele Malesani and Kasper Elm Heintz
Support team: Paolo D'Avanzo and Giorgos Leloudas
TAT: Cristina Barbarino and Janet Ting-Wan Chen

Afternoon: PESSTO calibs and bias 

The night was mostly clear with a few clouds. Non-photometric conditions.

22:30 UT: Start on UBVRi flats
23:35 UT: Evening twilight 
09:46 UT: Morning twilight 

UT

Object

Type 

Setup

Slit

Exp. time (s)

Airmass

DIMM

Image quality (“)

Comments

23:29

L745a

Std. star

gr18,gr11

1

100,100

01.06

0.83

01.20

Took long time to focus, we decided to abort

23:33

SN2018yu

Follow-up

gr11,gr16

1

1200,1200

1.65

0.83

01.32


0:27

SN2018rw

Follow-up

BVgri


600,400,400,400,400

01.49

0.84

01.25


1:18

AT2018aqx

Classification

gr13

1

600

02.17

0.98

01.56

Poor S/N, but no time to re-observe

1:35

AT2018avw

Classification

gr13

1

900

1.61

01.19

01.51


1:57

SN2017ijn

Follow-up

gr11,gr16

1

1500,1500

01.15

01.11

01.20


3:04









Switch to SofI + image analysis

3:25

SN2018agk

Follow-up

JHK


1080,1440,1440

01.10

0.70

0.60

Bad quadrant in some of the K-band observations

4:44









Switch to EFOSC + image analysis

4:55

AT2018axs

Classification

gr13

1

1500

01.45

00.59

0.84


5:26

EG274

Std. star

gr11,gr13,gr13+,gr16

1

60,60,60,60

01.07

0.66

0.77





gr11,gr18

1

60,60





5:49

AT2018awo

Classification

gr13

1

600

01.26

0.69

0.79


6:06

AT2018avd

Re-classification

gr11

1

2400

01.18

00.59

0.84


6:53

AT2018asu

Classification

gr13

1

600

01.55

0.66

0.77

Aborted, could not identify SN candidate in 60s acq. image

7:02

AT2018awd

Classification

gr13

1

600

01.50

0.79

0.84


7:20

FRB XRT 4

Follow-up

gr18

1

2x1500

1.75

0.69

01.08

First exposure likely affected by clouds

8:31

SN2017gpp

Follow-up

VRI


600,600,600

01.59

0.72

0.84


9:08

SN2017gga

Follow-up

V


2x300

1.95

0.85

0.98

SN not readily visible

9:23

AT2018avc

Classification

gr13

1

900

1.79

0.85

01.03


9:43

LTT7379

Std. star

gr11,gr13,gr13+,gr16

1

60,60,60,60

01.05

0.79

0.84





gr11,gr18

1

60,60





Comments