Describe NK2015_Oct24 here.

NIKA October 25, 2015 / S8

Back to list of day to day logbook of observations

2015-10-25


IMPORTANT NOTES ON OBSERVING INFO


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

1

00:18

Uranus

track

211

55

0 0 0

0.6

SESSION STATS HERE, NOT ON PREVIOUS DAY BECAUSE OF BAD WEATHER (Am I right ? SL)

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

4:23

NGC7538

nkliss 2

329

25

2.1 -6.0 0.23

0.53

87-95

4:28

NGC7538

nkotf_square 2

329

25

2.1 -6.0 0.23

0.53

96-100

4:51

NGC7538

focuslissold

327

27

2.1 -6.0 0.23

0.8

failed to fit, one scan is an outlier. no new setting. Move to TauIRS and CasA on the way.

101

5:01

Cas A

track

329

20

2.1 -6.0 0.23

0.7

102-103

5:04

Cas A

nkotf_square 2

329

20

2.1 -6.0 0.23

0.7

elevation too low to go on integrating.

104

5:08

ZZTauIRS

track

329

20

2.1 -6.0 0.23

0.7

77mJy @ 1mm

105

5:08

3C84

track

2.1 -6.0 0.23

0.7

for pointing

106

5:08

3C84

nkpoint b

2.1 -6.0 0.23

0.7

Array 2: 2.5 -4.4; fits are ok; fwhm = ( 10.5 @ 1mm , 19 @ 2mm )

107

5:15

3C84

nkpoint l

2.1 -6.0 0.23

0.7

Array 2: 1.2 -4.5; fwhm = ( 11.5 @ 1mm , 19 @ 2mm ); consistent results. set pointing 1.2 -4.5

108

5:18

3C84

nkpoint b

2.1 -6.0 0.23

0.7

Array 2: 1.9 -4.3; fits are ok; fwhm = ( 10.7 @ 1mm , 18 @ 2mm )

109

5:22

ZZTauIRS

track

1.2 -4.5 0.23

0.7

110-116

5:26

ZZTauIRS

nkotf_square 1

1.2 -4.5 0.23

0.5-0.7

117

5:36

ZZTauIRS

nkliss 1

1.2 -4.5 0.23

0.5-0.7

output: 76 +/- 18 mJy @ 1mm, 20 +/- 10 mJy @ 2 mm; results consistent with expectations (!)

118

5:42

ZZTauIRS

nkliss 1

1.2 -4.5 0.23

0.5-0.7

output: -31 +/- 15 mJy @ 1mm, 13 +/- 9 mJy @ 2 mm; results consistent with noise....

119

5:50

ZZTauIRS

nkliss 1

1.2 -4.5 0.23

0.5-0.7

120

5:56

ZZTauIRS

nkliss 1

1.2 -4.5 0.23

0.5-0.7

121

6:01

0528+134

track

1.2 -4.5 0.23

0.5-0.7

122

6:03

0528+134

nkpoint l

1.2 -4.5 0.23

0.5-0.7

Array 2: 49.2 56.2; too faint

123

6:07

0528+134

nkpoint b

1.2 -4.5 0.23

0.5-0.7

124

6:10

Crab

track

256

53

1.2 -4.5 0.23

0.5-0.7

125

6:12

Crab

nkpoint b

256

53

1.2 -4.5 0.23

0.5-0.7

bad fit. hint of something at 2mm

126

6:13

Crab

nkpoint l

256

53

1.2 -4.5 0.23

0.5-0.7

ghostly crab appears at 2mm; go on integrating

127-134

6:19

Crab

nkotf_square 6

256

53

1.2 -4.5 0.23

0.5-0.7

135-142

6:44

Crab

nkotf_square 10

256

53

1.2 -4.5 0.23

0.5-0.7

135 is beautiful ! launching 2 more commands for breakfast

143

7:46

skydip DIY

256

53-

1.2 -4.5 0.23

0.5-0.7

Pako crashed

144

7:57

skydip DIY

256

53-

1.2 -4.5 0.23

0.5-0.7

145

8:09

3C286

track

1.2 -4.5 0.23

0.5-0.7

2 Jy

146

8:09

3C286

nkpoint b

1.2 -4.5 0.23

0.5-0.7

recovering resonances

147

8:09

3C286

nkpoint l

1.2 -4.5 0.23

0.5-0.7

poor data

148

8:09

3C286

nkpoint b

1.2 -4.5 0.23

0.5-0.7

poor fit: outputs -13.2 8.4

149

8:09

3C286

nkpoint l

1.2 -4.5 0.23

0.5-0.7

outputs -2.6 -6.4; better but map is quite noisy, give not confidence

150

8:25

3C286

focustrack z

1.2 -4.5 0.23

0.5-0.7

waiting for the results of nkpoint liss; poor fit

151

8:28

3C345

track

1.2 -4.5 0.23

0.5-0.7

5 Jy

152

8:28

3C345

nkpoint b

415

22

1.2 -4.5 0.23

0.5-0.7

nothing

153

8:28

3C345

nkpoint l

415

22

1.2 -4.5 0.23

0.5-0.7

154

8:28

3C345

nkpoint l

415

22

1.2 -4.5 0.23

0.5-0.7

155

8:28

3C345

nkpoint b

415

22

1.2 -4.5 0.23

0.5-0.7

outputs : -7.4 -15.5 set pointing 0.7 -4.3

156

8:50

3C345

nkpoint b

415

22

1.2 -4.5 0.23

0.5-0.7

set pointing 0.7 -4.3 ; fwhm = (16.5, 20.5)

157

8:50

3C345

focustrack z

415

22

1.2 -4.5 0.23

0.5-0.7

set pointing 0.7 -4.3 ; fwhm = (16.5, 20.5)

158-162

8:55

3C345

focuslissold

415

22

0.7 -4.3 0.23

0.5-0.7

no fit; the current z focus value yields the best map; no change applied in pako

163

9:07

ARP220

track

0.7 -4.3 0.23

0.5-0.7

SET TOPO HIGH (yeah....)

164

9:09

ARP220

nkliss 1

442

33

0.7 -4.3 0.23

0.5-0.7

as seen by NIKA1 : 243 mJy @ 1mm , 52 mJy @ 2mm

165

9:09

ARP220

nkliss 1

442

33

0.7 -4.3 0.23

0.5-0.7

only noise; move to Mars

166

9:09

ARP220

nkliss 1

442

33

0.7 -4.3 0.23

0.5-0.7

only noise; move to Mars

167

9:25

Mars

track

0.7 -4.3 0.23

0.5-0.7

SET TOPO LOW: we have to go all the way round anyway

168

9:25

Mars

nkpoint b

188

58

0.7 -4.3 0.23

0.5-0.7

outputs: 2.5 0.1 , fwhm, 12 @ 1mm; 19 @ 2mm

169

9:25

Mars

focustrack z

188

58

0.7 -4.3 0.23

0.5-0.7

Array 2: 0.44

170

9:25

Mars

focustrack x

188

58

0.7 -4.3 0.23

0.5-0.7

171

9:25

Mars

focustrack y

188

58

0.7 -4.3 0.23

0.5-0.7

output: 0.50 /dir Y

172

9:43

Mars

nkpoint l

188

58

0.7 -4.3 0.23

0.5-0.7

Array 2: set pointing 2.2 -1.5 ; SET POINTING 2.5 0.1; SET FOCUS 0.44;

173-177

9:46

Mars

focuslissold

188

58

2.5 0.1 0.44

0.5-0.7

SET FOCUS 0.5 /dir Y;

178

9:54

Mars

nkpoint b

194

58

2.5 0.1 0.44

0.5-0.7

SET FOCUS 0.4; set pointing 0.8 -0.4 ; fwhm, 11 @ 1mm; 18 @ 2mm

179

10:04

Mars

nkpoint l

200

58

0.8 -0.4 0.40

0.5-0.7

outputs: Array 2, 0.6 -0.3; consistent

180-182

10:11

Mars

beammap

200

58

0.8 -0.4 0.40

0.5-0.7

BREAK

10:30

-

-

-

-

-

-

Change of observers - Now Charles & Juan

183

10:53

Mars

skydip

219

*

0.8 -0.4 0.40

0.5-0.7

This was the last scan of the morning. Potentially interrupted.


277

18:37

G34.3

track

220

47

0 0 0

0.8

We start another evening session of observations! Weather is still bad. Thus we do a geometry session. (20Jy source)

278

18:38

G34.3

nkpoint b

220

47

0 0 0

0.8

not good fit. set pointing -2.4 -3.7

279

18:40

G34.3

focustrack z

220

47

-2.4 -3.7 0

0.8

set focus 0.51. not good fit. We move to Neptune to point and focus again.

280

18:45

Neptune

track

146

37

-2.4 -3.7 0

0.8

281

18:46

Neptune

nkpoint b

146

37

-2.4 -3.7 0

0.8

set pointing -0.9 -5.5. bad fit.

282

18:53

Neptune

focustrack z

148

38

-0.9 -5.5 0

0.8

set focus 0.25. nice fit. we repeat to make sure.

283

19:01

Neptune

focustrack z

150

38

-0.9 -5.5 0.25

0.8

set focus 0.22. better fit.

284

19:05

Neptune

focustrack x

151

39

-0.9 -5.5 0.22

0.8

set focus -1.50/dir X. bad fit. repeat.

285

19:10

Neptune

focustrack x

152

39

-0.9 -5.5 0.22

0.8

set focus -0.67/dir X. bad fit. better fit. go Y.

286

19:15

Neptune

focustrack y

154

40

-0.9 -5.5 0.22

0.85

set focus 0.09/dir Y. very good fit.

287

19:20

Neptune

skydip_DIY

155

*

-0.9 -5.5 0.22

1.12

Very high tau.

288

19:26

Neptune

track

159

41

-0.9 -5.5 0.22

1.1

Very high tau.

289

19:28

Neptune

nkpoint b

159

41

-0.9 -5.5 0.22

0.7

set pointing -1.7 -3.7.

290-292

19:32

Neptune

beammap

159

41

-1.7 -3.7 0.22

0.7

293

20:15

Neptune

nkpoint b

173

43

-1.7 -3.7 0.22

0.86

same as before

294

20:17

Uranus

track

118

41

-1.7 -3.7 0.22

0.86

295

20:18

Uranus

nkpoint b

118

41

-1.7 -3.7 0.22

0.86

set point -1.1 -3.9, however bad fit in az. Repeat.

296

20:24

Uranus

nkpoint b

119

42

-1.7 -3.7 0.22

0.76

set point -1.6 -4.9. Good fit in both az and el.

297

20:27

Uranus

nkpoint l

121

43

-1.6 -4.9 0.22

1.2!!

some little mistake. repeat.

298

20:31

Uranus

nkpoint l

121

43

-1.7 -3.7 0.22

0.8

we compare pointing l with b. set pointing -1.6 -4.2. Very similar results!.

299-301

20:40

Uranus

beammap

122

44

-1.6 -4.2 0.22

0.8

302

21:24

Vesta

track

163

41

-1.6 -4.2 0.22

1.0 !!

303

21:26

Vesta

nkpoint l

163

41

-1.6 -4.2 0.22

1.0 !!

We don't see anything: might be because of the weather, too faint, catalog problem.

304

21:32

Vesta

skydip

163

*

-1.6 -4.2 0.22

1.25!!

weather is getting worse.

305

21:38

2251+158

track

164

-1.6 -4.2 0.22

306

21:39

2251+158

nkpoint b

-1.6 -4.2 0.22

these two last scans are bad. do not consider. We had loaded the wrong catalog. Now go to 2251+158

307

21:42

2251+158

track

212

66

-1.6 -4.2 0.22

0.7

tau is really unstable.

308

21:44

2251+158

nkpoint b

212

66

-1.6 -4.2 0.22

0.7

set pointing -0.0 -0.6. good fit.

309

21:49

2251+158

focustrack z

214

66

0.0 -0.65 0.22

0.78

set focus 0.41. good fit.

310

21:54

2251+158

focustrack x

217

65

0.0 -0.65 0.41

1.14

set focus -0.57/dir X. very good fit.

311

21:59

2251+158

focustrack y

219

64

0.0 -0.65 0.41

0.78

set focus 0.30/dir Y. good fit.

312

22:06

2251+158

otf 1 3 0 0 20 40 radec

222

63

0.0 -0.65 0.41

0.78

313

22:07

2251+158

otf 3 1 0 0 20 40 radec

223

63

0.0 -0.65 0.41

0.78

314

22:08

2251+158

otf 1 3 0 0 20 40 azel

223

63

0.0 -0.65 0.41

0.72

315

22:09

2251+158

otf 3 1 0 0 20 40 azel

224

63

0.0 -0.65 0.41

0.73

316

22:15

2201+315

track

269

62

0.0 -0.65 0.41

0.65

317

22:17

2201+315

nkpoint l

269

62

0.0 -0.65 0.41

0.65

318

22:20

CRL26588

track

285

50

0.0 -0.65 0.41

0.65

319

22:22

CRL26588

nkpoint l

285

50

0.0 -0.65 0.41

0.92

we do not see the source. try point bright (2Jy source at 1mm).

320

22:30

CRL26588

nkpoint b

285

48

0.0 -0.65 0.41

0.81

we do not see anything with this weather at 2Jy (1mm). Go for a 7Jy (1mm) source.

321

22:33

K3-50A

track

288

35

0.0 -0.65 0.41

0.81

322

22:34

K3-50A

nkpoint l

288

35

0.0 -0.65 0.41

0.81

we see the source . set pointing -2.0 -4.9.

323

22:41

K3-50A

otf 3 3 0 0 10 36 radec

288

33

-2.0 -4.9 0.41

0.81

324

22:41

K3-50A

otf 3 3 45 0 10 36 radec

288

33

-2.0 -4.9 0.41

0.81

325

22:41

K3-50A

otf 3 3 90 0 10 36 radec

288

33

-2.0 -4.9 0.41

0.81

326

22:41

K3-50A

otf 3 3 135 0 10 36 radec

288

33

-2.0 -4.9 0.41

0.81

the central fluxes in the 4 maps are the same.

327

22:52

CygA

track

298

34

-2.0 -4.9 0.41

1.24

328

22:55

CygA

otf 4 4 0 0 10 36 radec

298

34

-2.0 -4.9 0.41

1.26

we see CygA at 2mm !!

329

22:57

CygA

otf 4 4 45 0 10 36 radec

298

34

-2.0 -4.9 0.41

1.26

330

22:57

CygA

otf 3 3 90 0 10 36 radec

298

34

-2.0 -4.9 0.41

1.64

331

22:57

CygA

otf 3 3 135 10 36 radec

298

34

-2.0 -4.9 0.41

3.5!!

332

23:10

2013+370

track

294

32

-2.0 -4.9 0.41

333

23:11

2013+370

nkpoint b

294

32

-2.0 -4.9 0.41

2.1

set pointing /// we don't see the source (3 Jy at 2mm)

334

23:14

2013+370

nkpoint l

294

32

-2.0 -4.9 0.41

2.1

set pointing /// we don't see the source (3 Jy at 2mm)

335

23:17

NGC7538

track

330

58

-2.0 -4.9 0.41

336

23:19

NGC7538

nkpoint l

330

58

-2.0 -4.9 0.41

2.2

set pointing -0.8 -1.5

337

23:19

NGC7538

-

330

58

-0.8 -1.5 0.41

2.2

cancelled

338

23:27

NGC7538

otf 4 4 0 0 10 36 azel

330

58

-0.8 -1.5 0.41

1.8

don't find the file

339

23:31

NGC7538

otf 4 4 45 0 10 36 azel

330

58

-0.8 -1.5 0.41

1.8

ERROR in reducing the data

340

23:35

NGC7538

otf 4 4 90 0 10 36 azel

330

58

-0.8 -1.5 0.41

1.8

we see the source better at 1mm than 2mm

341

23:40

NGC7538

otf 4 4 135 0 10 36 azel

330

58

-0.8 -1.5 0.41

1.8

Tau is completely unstable, check TAPAS for verification. We see the source in both channels.

342

23:47

CygA

track

302

25

-0.8 -1.5 0.41

1.93

343

23:49

CygA

otf 4 4 0 0 10 36 azel

302

25

-0.8 -1.5 0.41

1-2

344

23:53

CygA

otf 4 4 45 0 10 36 azel

302

25

-0.8 -1.5 0.41

1-2

Canceled because of weather conditions. Rain rain go away come again another day!

345

23:57

CygA

otf 4 4 90 0 10 36 azel

302

25

-0.8 -1.5 0.41

1-2

1

0:01

CygA

otf 4 4 135 10 36 azel

302

25

-0.8 -1.5 0.41

1-2

BREAK

STOP: Bad weather

NK2015_Oct25 (last edited 2015-10-29 16:20:42 by NikaBolometer)