Describe NK2015_Oct22 here.

NIKA October 23, 2015 / S8

Back to list of day to day logbook of observations

2015-10-23

Following not updated

TAPAS is working properly

Data Repository: /home/nika2/NIKA/Data/run13_X/scan24_X

Goal of the session:

Scan

UT

Source

Command

Az

El

Pointing X, Y, Focus

Tau225

Comment

12

Uranus

track

0 0 0

0.39

We are not as good as Martino. took us 25 minutes to get the resonances...

13

01h37

Uranus

skydip_DIY

0 0 0

resonances well peaked after the skydip. auto_nika_rta tries to reduce skydip and fails.

14

01h40

Uranus

track

236

44

0 0 0

15

01h40

Uranus

nkpoint b

236

44

0 0 0

0.46

good fit. set pointing 0.3 0.8. FWHM = 14"@1mm, 19"@2mm

16

01h42

Uranus

focustrack z

237

44

0.3, 0.8 , 0.

0.46

not a great fit. set focus -0.42 and do it again.

17

01h48

Uranus

focustrack z

237

44

0.3, 0.8 , -0. 42

0.45

better fit. set focus -0.35

18

01h50

Uranus

focustrack x

239

43

0.3, 0.8 , -0.35

0.46

good fit. set focus -0.32 /dir X . large change, do it again to check

19

01h56

Uranus

focustrack x

239

42

0.3, 0.8 , -0.35

0.46

good fit. set focus /dir X -0.83 Large change !!! try Y and set nsubscan to 9 from scan 21 onward

20

02h03

Uranus

focustrack y

241

41

0.3, 0.8 , -0.35

0.46

good fit. set focus 0.29 /dir Y. large change, do it again to check

21

02h04

Uranus

focustrack y

241

41

0.3, 0.8 , -0.35

0.46

not a good fit, no solution @ 2mm. Do a pointing to check beam shape

22

02h10

Uranus

nkpoint b

241

44

0.3, 0.8 , -0.35

0.46

set pointing -0.5 1, beam is 13" - 18" and looks more circular

23

02h10

Uranus

beammap

243

44

0.3, 0.8 , -0.35

0.46

Scan cancelled, forgot to uopdate pointing before lauchin

24-26

02h15

Uranus

beammap

244

38

-0.5, 1.0, -0.35

0.

resonances fine at the start.