Describe NK2013_Jun13 here.

Back to list of day to day logbook of observations

2013-06-13

Opacity is measured with the new taumeter at 225 GHz

For start:

Set pointing : 0, 0

NEW and definitive pointing model determined from yesterday

Set Focus : -1 mm

Scan

UT

Source

Command

Az

El

Pointing X, Y, Focus

Tau225

Found

Comment

123

10h05

Mars

Track

133

69

0, 0, -2.4

0.84

tuning the KIDs, checking file transfer

124

10h10

Mars

Track

133

69

0, 0, -2.4

0.84

125

10h19

Mars

Track

133

69

0, 0, -1

0.84

126

10h23

Mars

Track

139

71

0, 0, -1

0.84

127

10h26

Mars

cross

141

71

0, 0, -1

1.16

2mm -3 0

128

10h32

Mars

pointliss

-3, 0, -1

1.16

1 and 2mm -7 3

129

10h38

Mars

cross

149

73

-7, 3, -1

1.16

2mm -4,4 Map:-6,3

130

10h42

Mars

pointliss

152

73

-7, 3, -1

0.938

-2,2;-2,3

131

10h46

Mars

pointliss

154

73

-2, 3, -1

0.938

-5,-2;-5,-1

132

10h50

Mars

pointliss

-5, -1, -1

0.579

-8,6

sky is cloudy and noisy

133

10h56

Mars

pointliss

163

74

-8, +6, -1

0.739

-5,-2;-5,-1

pointing keeps changing

134

11h01

Mars

faintliss

167

74

-5, -1, -1

1.09

-6,2;-6,2 Fwhm 16.7,20

PSF spread is large

135

11h09

Mars

pointliss

174

75

-6, +2, -1

1.09

-5,2;-5,2 Fwhm 15,19

136

11h16

Mars

pointliss

180

75

-6, +2, -1

1.09

-7,2;-6,2 Fwhm 16,20

137

11h20

Mars

focusp2

184

75

-6, +2, -1

4?!

-0.1?;-0.75

focus +-2mm Sky unstable at 1mmm

138

11h45

Mars

otfgeom

205

73

-6, +2, -1

-7,4;-7,4 Fwhm 14.5 19.5

for lunch

139

11h45

Mars

otfgeom

205

73

-6, +2, -1

cancelled. Scan never started.

140

12h20

Mars

otfgeom

231

68

-6, +2, -1

stopped in the middle. Block in antenna

141

12h48

Mars

otfgeom

231

68

-6, +2, -1

cancel

142

13h03

Mars

track

244

62

-6, +2, -1

143

13h10

Mars

otfgeom

246

61

-6, +2, -1

many clouds resonances lost in the middle

144

13h39

Mars

track

253

55

-6, +2, -1

resonances found by Nello

145

13h41

Mars

pointliss

254

55

-6, +2, -1

0,9;-1,11 but uncertain

146

13h44

Mars

pointliss

254

55

-2, +10, -1

0.841

-8,4 ?

147

13h49

Mars

pointliss

256

54

-2, +10, -1

-8,2;-9,2

Went off resonance, sky so fluctuating

148

14h04

Mars

pointliss

256

54

-9, +2, -1

-9,1;-9,1

lots of resonances lost

149

14h08

Higelev

track

179.7

79.9

-9, +2, -1

Go to a stall position HO 180 80 and wait for an hour

14h20

Higelev

nothing

179.7

79.9

-9, +2, -1

resonances OK, >14h42 no tuning

150

16h32

3C279

track

123

28

-9, +2, -1

resuming observations, sky a bit clearer

151

16h32

3C279

pointliss

-9, +2, -1

-8 0; -8 -1

not too far

152

16h37

3C279

pointliss

-8, 0, -1

-8 2; -8 0

ok

153

16h42

3C279

cross

-8, 0, -1

0.932

map -9 3;-9 1, X -9 2; -7 0 Fl 8,12Jy

ok

154

16h47

3C279

faintliss

-8, 0, -1

0.84

-9 0;-10 1

155

16h55

3C279

focusp2

-9, 0, -1

-2?,-1~

+-2mm

156-160

16h58

3C279

focusliss

-9, 0, -1

0.914

-1.6 best trade-off

-1,-1.6,-2.2,-0.4,0.2

161

17h12

3C279

pointliss

-9, 0, -1.6

-8 -1;-8 -1 Fw15.7;19.8 Fl 11,12Jy

162

17h16

3C279

otfgeom

-8, -1, -1.6

0.892

cloudy but reso not lost

163

17h27

3C279

faintliss

137

37

-8, -1, -1.6

0.860

-5 0;-5 0 Fw16.8,20 Fl 10,18Jy

164

17h39

IRC10216

track

-5, 0, -1.6

165

17h40

IRC10216

pointliss

-5, 0, -1.6

-6 2;-5 1 FW25arcsec,Fl 3.6,0.7Jy

Extended?

166

17h43

IRC10216

faintliss

-5, +1, -1.6

-6 3;-7 2 Fw22,26 Fl4,0.7Jy

167

17h49

IRC10216

faintliss

-5, +1, -1.6

-5 2;-5 2

168

17h56

M82

track

347

56

-5, +1, -1.6

169

18h01

M82

pointliss

347

55

-5, +1, -1.6

0.829

look ok

170

18h03

M82

faintliss

347

55

-5, +1, -1.6

0.810

171

18h10

M82

faintliss

345

55

-5, +1, -1.6

0.894

fl1.2,0.5Jy

172-173

18h17

M82

otf3x3

345

55

-5, +1, -1.6

0.840

Az and El 3x3 arcmin scans

174

18h30

M87

track

154

63

-5, +1, -1.6

0.894

Readout Box rebooted

175

18h49

M87

faintliss

164

64

-5, +1, -1.6

all right

176

18h55

0923+392

track

285

58

-5, +1, -1.6

0.822

177

19h01

0923+392

pointliss

285

58

-5, +1, -1.6

-5,+2; -4,+2

178

19h03

0923+392

faintliss

286

56

-4, +2, -1.6

-6,+2; -6,+2, Fw13.6,17.3arcs,Fl6.3,5.5Jy

179

19h08

HLS091828

track

308

54

-6, +2, -1.6

180-181

19h13

HLS091828

faintlisst

308

54

faintliss followed by a track to tune resonances

182-183

19h17

HLS091828

faintlisst

308

53

detected at 1 and 2mm

184-185

19h24

HLS091828

faintlisst

308

52

186-187

19h30

HLS091828

faintlisst

308

51

188-189

19h36

HLS091828

faintlisst

308

50

190-191

19h42

HLS091828

faintlisst

308

49

192-193

19h50

HLS091828

faintlisst

308

48

194-195

19h59

HLS091828

faintlisst

308

47

196-197

HLS091828

faintlisst

308

47

198

20h11

0923+392

track

291

43

-6 -2 -1.6

0.659

199

20h11

0923+392

faintliss

291

43

-6 -2 -1.6

0.659

-7,2;-7,0 Fw23,19 Fl2.3,4.1Jy

200-203

20h18

DIY

skydip scan 202

291

-6 -2 -1.6

0.677-0.614

No problem

204

20h27

0923+392

track

292

40

-6 -2 -1.6

0.659

205

20h28

0923+392

pointliss

292

40

-7 0 -1.6

0.640

2mm: -8,1

206

20h30

3C279

track

198

45

-7 0 -1.6

0.594

207

20h34

3C279

pointliss

199

45

-7 0 -1.6

-9 2;-9 1;Fw 27,20;Fl7,14Jy

208

20h38

3C279

focusp2

199

45

-7 0 -1.6

0.27 -0.67

Big change as expected

209

20h42

3C279

pointliss

201

45

-9 2 -0.5

Very large beams?

210

20h47

3C279

focusp2

203

44

-9 2 -0.5

-2.4 -1.9

211

20h49

3C279

focusp

203

44

-9 2 -2.0

-1.3 ?

212-216

20h54

3C279

focusliss

203

44

-9 2 -2.0

Focus is -2.7!!

-1.5,-2.1,-2.7,-0.9,-0.3 two last scans many 1mm pixels lost

217

21h08

3C279

focusp

209

42

-10 -1 -3.0

-2.5 found 1mm

218

21h13

3C279

pointliss

211

42

-10 -1 -2.5

-13 1;-13 1Fw23,22Fl11,19Jy

strange

219-223

21h21

3C279

focusliss

213

41

-10 -1 -2.5

-7,0 -3.7!

-2.5 -3.1 -3.7 -1.9 -1.3

224-228

21h21

3C279

focusliss

213

41

-10 -1 -2.5

0.490

-4 1 foc:-3.5

-4 -4.6 -5.2 -3.4 -2.8

229

21h21

3C279

focusliss

220

38

-4 -1 -3.5

canceled reboot kid readouts + see note above