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||58 || 20h37 || Uranus || cross || || 55 || [-0.2,-0.3,-1.6] || 0.2 || to check corrections || ||58 || 20h37 || Uranus || cross || || 55 || [-0.2,-0.4,-1.6] || 0.2 || set pointing -3.7 5.5 to go on ref det 2mm ||
||59 || 20
h37 || Uranus || cross || || 55 || [-3.7,5.5,-1.6] || 0.2 || to check corrections ||

NIKA November 12th, 2014 / S2

Back to list of day to day logbook of observations

2014-11-12


....


Data Repository: Raw_X35

||Scan||UT||Source||Command ||Az||El||Pointing X, Y, Focus||Tau225|| Comment

1-5

Uranus

focusliss

~40

[0,0,-2.4]

0.5

sky variable strange values set focus -1.7 to try

6-10

Uranus

focusliss

~40

[0,0,-1.7]

0.45

again strange, not fitting well set focus -1 to try

11-15

Uranus

focusliss

39

[0,0,-1.0]

0.65

wild sky, not fitting, best FWHM 14 and 20arcsec set focus -0.8

16

Uranus

cross

39

[0,0,-0.8]

0.55

set pointing -4.7 6.4 to go on 1mm ref det

17

Uranus

focus track

39

[-4.7,6.4,-0.8]

0.55

found -0.8 at 1mm and -0.6 at 2mm so perfect !!

18

Uranus

cross

39

[-4.7,6.4,-0.8]

0.61

to check pointing on 1mm NOT WORKED

19

Uranus

cross

39

[-0.5,-1.4,-0.8]

0.61

set pointing -0.5 -1.4 to go on 2mm

20

Uranus

cross

39

[-0.5,-1.4,-0.8]

0.66

strange, find -7 0.5 NICOLAS B. SAYS AFTER DEICING IS SWITCHED OFF ON M2 FOR 2-3 hours CAN DO STRANGE THINGS

21

Uranus

cross

39

[-0.5,-1.4,-0.8]

0.66

strange noise on 1mm ??

22

Uranus

focusZ

39

[-0.5,-1.4,-0.8]

0.66

test new script

23

around 2h

3C84

track

33

[-0.5,-1.4,-0.8]

0.8

go higher in EL since tau is very high

WE STOP FOR TONIGHT, IN THE CLOUDS, TAU=1

24-26

18h15

Uranus

track

36

[0,0,??]

0.3

set focus -1.5

27-31

18h27

Uranus

focusliss

36-40

[0,0,-1.5]

0.3-0.6

time traces varying by 30kHz at 2mm !!

32-36

18h37

Uranus

focusliss

36-40

[0,0,-1.5]

0.2 (!?)

time traces varying by >>10kHz at 2mm !!

37-41

18h46

Uranus

focusliss

36-40

[0,0,-1.5]

0.3 (!?)

time traces varying by >>10kHz at 2mm !!

42-46

19h00

Uranus

focusliss

40-46

[6,0,-1.6]

0.3 (!?)

time traces varying by >>10kHz at 2mm !! set focus -1.6

47

19h20

Uranus

cross

46

[0,0,-1.6]

0.3 (!?)

time traces varying by >>10kHz at 2mm !! set pointing -5.1 4.6 (to go on 1mm ref det)

48

19h28

Uranus

cross

46

[-5.1,4.6,-1.6]

0.3 (!?)

PROBLEM !!!!

49

19h31

Uranus

cross

46

[-5.1,4.6,-1.6]

0.3 (!?)

OK, we're perfectly centred on 1mm ref det (residuals -0.1 0.5)

50

19h36

Uranus

focus track

48

[-5.1,4.6,-1.6]

0.3 (!?)

51

??

Uranus

??

48

[-5.1,4.6,-1.6]

0.3 (!?)

52-56

20h26

Uranus

focus track

53

[-5.1,4.6,-1.6]

0.3 still unstable, a bit better

focus OK at -1.6, at 2mm would be -1.1mm

57

20h34

Uranus

cross

55

[-5.1,4.6,-1.6]

0.2

more stable

58

20h37

Uranus

cross

55

[-0.2,-0.4,-1.6]

0.2

set pointing -3.7 5.5 to go on ref det 2mm

59

20h37

Uranus

cross

55

[-3.7,5.5,-1.6]

0.2

to check corrections

NK2014_Nov12 (last edited 2014-11-12 23:57:26 by NikaBolometer)