Night report 2021-10-12

Observers: Roberta Carini

Support: Claudia Gutiérrez

TAT: Nancy Elias-Rosa, Michael Fulton, Michel Dennefeld

EFOSC Calibrations:

Morning: Bias, arcs, flats

SOFI Calibrations:

None.

Weather:

Start: 23:50 UT cloudy, humidity 30%, wind speed 11 m/s, seeing 2.00"

Middle:04:00 UT cloudy, humidity 41%, wind speed 13 m/s, seeing 3.2"

End: 09:00 UT mostly clear, humidity 15%, wind speed 12m/s, seeing 2.5 "

Comments (times in UT):

Beginning of the night 23:50 UT

End of night at  09:00 UT

 UT

 23:50

 00:20

 00:47

 01:43

 02:07

 02:55

 04:00

 04:27

 04:35

 05:14

 06:10

06:50 

 07:47

 08:31

 08:58

 09:00

 Target

 Feige110

AT2021aaqb 

 ZTF21acglyy

 

 Type

 Std

classification 

classification 

 

 Setup

 gr11,13,16

gr13 

 gr13

  gr13

gr13 

 gr13

 gr11,13,16

gr13 

 gr13

 gr13

 gr13

 gr13

 gr13

gr13 

 gr13

 Slit

 1", 1.5"

 1.5"

 1.5"

 1.5"

 1.5"

 1.5"

 1", 1.5"

 1.5"

 1.5"

 1.5"

 1.5"

 1.5"

 1.5"

 1.5"

 1.5"

 

 Exposure 

 

 600s

 

 600s

 3x600s

 2x1800

 

 

 2x900

 2x900

 2x900s

 2x1500s

 

 900

 

 

 Airmass

 1.4

1.2

 

 1.5

 1.5

 1.1

 1.1

 

 1.1

 1.02

 1.05

 1.1

 

 1.75

 

 

 seeing

 1.8"-2.0"

 2.0"-2.4"

 

 2.0"

 2.0"-3.0"

 2.5"-3.0"

 3.2"

 

 2.0"-2.6"

 1.9"-2.5"

 2.2"-2.8"

2.2"- 2.8"

 2.0"

 2.3"

 

 

 Notes

 

 

 01:53 error about the rotator. To does the reboot but it doesn't  work. 

01:43 issue solved

 

 wind is rising , during the second acquisition the seeing raises to 2.6" and wind speed increases  with gusts up to 15 m/s 

02:48 seeing 3.0"

ZTF21acgwlyy

classification 

 ZTF21acgnbzl

 SN2021tiq

 Feige110

 SN2021qqu

 AT2021abds

 At2021aaud

  SN2021qqu

 SN2021yyg

 AT2021aban

  AT2021aban

 L745A

 bias, flat, arcs

 classification

 follow up 

 STD

follow up 

 classification

 classification

 follow up

 follow up

 classification

 classification

 STD

Calib

 issue fixed, we try again the acquisition

 

 

 the wind is decreased, I try again to observe this target

the sky is mostly clear

 

 sky mostly clear. 07:50 error during the acquisition (SETUP command failed) The problem is the same at the beginning of the night. At this time TO can not call the support,  he goes to the telescope and he tries to solve the issue.

 

 

 no good, facing the wind that is too strong, change target

 

 5:30 wrong acquisition, do it again