NK2015_Oct25

Scan

UT

Source

Command

Az

El

Pointing X, Y, Focus

Tau225

Comment

1

00:18

Uranus

track

211

55

0 0 0

0.6

2

00:19

Uranus

track

211

55

0 0 0

0.6

3

00:20

Uranus

nkpoint b

211

55

0 0 0

0.6

4-7

00:24

Uranus

nkpoint b

211

55

0 0 0

0.6

These first scans were useless because of many problems. The session of today starts with scan 8.

8

00:50

Uranus

track

225

50

0 0 0

0.6

9

00:53

Uranus

nkpoint b

225

50

0 0 0

0.6

Bad weather. good fit. set pointing 2.3 -2.5

10

00:58

Uranus

focustrack z

225

50

2.3 -2.5 0

0.9

Because of the weather the resonances are very unstable. Very bad fit. Repeat.

11

01:02

Uranus

focustrack z

227

50

2.3 -2.5 0

0.9

good fit. set focus 0.3.

12-16

01:04

Uranus

foculissold

227

50

2.3 -2.5 0.3

0.8

we keep the correction of before. NAN in reducing data with nk_focus_liss_old

17

01:18

skydip

230

*

2.3 -2.5 0.3

0.8

18

01:18

Uranus

track

234

45

2.3 -2.5 0.3

0.8

19

01:18

Uranus

nkpoint b

234

45

2.3 -2.5 0.3

0.8

Array 2: set pointing 2.7 -4.4 NOT CHANGED

20

01:18

Uranus

nkpoint l

234

45

2.3 -2.5 0.3

0.9-1.0

Array 2: set pointing 2.6 -4.1

21

01:18

Uranus

focustrack z

237

43

2.6 -4.1 0.3

0.9-1.0

Array 2: set focus 0.57 NOT APPLIED

22-26

01:18

Uranus

focuslissold

237

43

2.6 -4.1 0.3

0.9-1.0

we get something like 0.3 nk_focus_liss_old

27

2:00

W3OH

track

336

61

2.6 -4.1 0.3

0.7

28

2:00

W3OH

nkpoint b

336

61

2.6 -4.1 0.3

0.7

29

2:00

W3OH

nkliss 2

336

61

2.6 -4.1 0.3

0.7

30-34

2:00

W3OH

focuslissold

336

61

2.6 -4.1 0.3

0.7

2 scans lost over 5, bad fit; no change in pako

35

2:00

W3OH

nkotf_square 2

336

61

2.6 -4.1 0.3

0.7

36

2:00

W3OH

nkotf_square 2

336

61

2.6 -4.1 0.3

0.7

37

2:00

GL490

track

340

66

2.6 -4.1 0.3

0.7

2Jy@1mm

38

2:28

GL490

nkpoint b

340

66

2.6 -4.1 0.3

0.7

bad fit : pointing 6.8 -3.1

39

2:30

GL490

nkpoint l

340

66

2.6 -4.1 0.3

0.7

output@2mm : pointing 6.4 -3.7 ; fwhm = (14, 19)

40

2:33

GL490

nkliss 2

340

66

2.6 -4.1 0.3

0.7

41-54

2:39

GL490

nkotf_square 2

340

66

6.4 -3.7 0.3

0.7

testing using pointing correction from scan 39; Pako command launched 6 times; fwhm = (12, 21) ; scan 49 has no raw data file ; ended at 3:07

55

2:33

GL490

nkliss 2

340

66

6.4 -3.7 0.3

0.7

no raw data file; wether the pointing correction are ok or not is unconclusive; go on to a brighter source

56

3:15

W3OH

track

6.4 -3.7 0.3

0.7

previous team already observed it, move to 3C84

57

3:17

3C84

track

289

67

6.4 -3.7 0.3

0.7

58

3:19

3C84

nkpoint b

289

67

6.4 -3.7 0.3

0.7

results: pointing 6.7 -2.6; fwhm = (11, 18.5); not so bad considering the weather

59

3:20

3C84

nkpoint l

289

67

6.4 -3.7 0.3

0.7

results: pointing 6.3 -3.4; fwhm = (12, 19); map more or less ok, the cross-shaped side lobe are there; we keep the current value

60

3:26

3C84

nkliss 2

289

67

6.4 -3.7 0.3

0.8

tau 225 = 0.8 +/- 0.05

61-66

3:32

3C84

nkotf_square 2

289

67

6.4 -3.7 0.3

0.8

ended at 3:42

67-71

3C84

focuslissold

289

67

2.6 -4.1 0.3

0.8

the best map at z=0.3, no need to change

72

NGC7538

track

327

27

2.6 -4.1 0.3

0.8

73

NGC7538

nkpoint b

327

27

2.6 -4.1 0.3

0.8

outputs : 1.8 -5.8, large beams

74

NGC7538

nkpoint l

327

27

2.6 -4.1 0.3

0.8

outputs : 2.1 -6.0 consistent results

75-79

NGC7538

focuslissold

327

27

2.6 -4.1 0.3

0.8

set pointing 2.1 -6.0 ; no raw data file for scan 76; only 2 maps over 5, not usable; launch another one with the new pointing correction

80-84

4:10

NGC7538

focuslissold

327

27

2.1 -6.0 0.3

0.8

Flux A2: 0.23 ; nice !

85

NGC7538

focustrack z

327

27

2.1 -6.0 0.3

0.8

outputs: Array 1: focus -0.38 Array 3: focus -1.06 ; we take the focus old outputs : set focus 0.23

86-87

NGC7538

nkliss 2

329

25

2.1 -6.0 0.23

0.53

87-94

NGC7538

nkotf_square 2

329

25

2.1 -6.0 0.23

0.53