Differences between revisions 1 and 37 (spanning 36 versions)
⇤ ← Revision 1 as of 2012-06-04 13:21:15 →
Size: 7369
Editor: NikaBolometer
Comment:
← Revision 37 as of 2012-06-04 15:46:44 → ⇥
Size: 3312
Editor: NikaBolometer
Comment:
Deletions are marked like this. Additions are marked like this.
Line 5: Line 5:
Nasmyth offsets : 0, 0  .Nasmyth offsets : 0, 0
 .Set pointing : 0 0
 .Set Focus : -2.4 mm
 .df (Frequency modulation is 10kHz)
 .Cryostat cold at 93 mK.
 .Configuration of resonances for both arrays similar to yesterday.
 .Base frequencies changed to 1.322000 @2mm, 1.956670 @1mm
 .Freq/bin: 1.869 kHz
 .dac: 3dB
 .Attenuation HF: 16 and 3 dB
 .Modulation frequency: 10 kHz
 .Track means automatic retuning of resonances
Line 7: Line 18:
Set pointing : 24 9 Observation planning:
 1. Stall position: open trap to let the big box out.
 1. Complete freq sweep near Mars: 1 tone config. Pointing, Pointing, Focus, Pointing, OTF_geomfast
 1. All tone config: Pointing, Pointing, Focus, Pointing, OTF_geomfast, Skydip
 1. Crab: 16min OTF_15x10
 1. 0716+714 (pointing quasar): OTF_faintsource2012 (4 min), APM08279+5255: 5x OTF_faintsource2012 (20 min)
 1. 0923+392 (pointing quasar): OTF_faintsource2012 (4 min), F10214+4724: 5x OTF_faintsource2012 (20 min)
 1. 3C273 (pointing quasar): OTF_faintsource2012 (4 min), RXJ1347-1145: xxx OTF_RXJ (xxx6 min)
Line 9: Line 27:
Set Focus : -1.3 mm Cryostat closed: Complete frequency sweep on B (twice) at 12h55m45, A: 13h16
Line 11: Line 29:
df (Frequency modulation is 10kHz) Starting configuration: Alain gone down on bike (Martino on his own with NIKA!), one tone only on each channel KA007(nd7,rz8), KB005 (nd126,rz7)
Line 13: Line 31:
Cryostat cold at 95 mK.

New configuration of resonances for both arrays. (Pixel numdet 127@1mm could now be pixel 120+18, 7@2mm should still be 7)

Base frequencies changed to 1.322000 @2mm, 1.957680 @1mm

Track means automatic retuning of resonances
 Whole Freq Sweep with telescope at 45 deg. for B then A. around 14:26
Line 23: Line 34:
|| 127 || 14h07 || Mercury || Track tsub 30 || || || 24 9 -1.3 || 0.438 || Very cloudy ||
|| 128 || 14h18 || Mercury || OTF fastgeom || 240 || 69 || || 0.247 || LO freq changed by 190kHz upward from closed camera ||
|| 129 || 14h || Mercury || Track || 240 || 69 || || 0.139 || OK ||
|| 130 || 14h || Mercury || Track || 240 || 69 || || || ||
|| 131 || 14h40 || Mercury || Cross || 250 || 63 || || 0.215 || ||
|| 132 || 14h51 || Mercury || Cross || 250 || 63 || || 0.266 || ||
|| 133 || 14h56 || Mercury || Cross || 250 || 63 || 37.5 2.7 || 0.188 || Very fluctuating scan ||
|| 134 || 15h08 || Mercury || Cross || 257 || 57 || || 0.148 || tau not reliable, humidity = 75% ||
|| 135 || 15h18 || Mercury || Focus 2/nsub 6 || 259 || 56 || 30.2 7.7 -1.3 || || ||
|| 136 || 15h18 || Mercury || track|| || || || || ||
|| 137 || 15h25 || Mercury || OTF fastgeom || 260 || 54 || 30.2 7.7 -1.3 || 0.142 || ||
|| 138 || 15h37 || Mercury || track /tsub 300 || 262 || 52 || || 0.205 || Noise measurement ||
|| 139 || 15h45 || Mercury || Focus 2/nsub 6 || 259 || 56 || 30.2 7.7 -0.7 || 0.172 || ||
|| 140 || 15h48 || Mercury || Focus 2/nsub 6 || 259 || 56 || 30.2 7.7 -1.7 || 0.195 || best focus found near -1.2 ||
|| 141 || 16h02 || Mercury || OTF fastgeom || 259 || 56 || 30.2 7.7 -0.5 || 0.173 || defocused map ||
|| 142 || 16h20 || Mercury || OTF fastgeom || 269 || 44 || 30.2 7.7 -2.2 || 0.170 || defocused map (subscan 29 pb of pointing interpol?) ||
|| 143 || 16h41 || Mercury || Focus 2/nsub 6 || 273 || 39 || 30.2 7.7 -1.2 || 0.123 || defocused map ||
|| 144 || 16h44 || Mercury || Track /tsub 300 || 274 || 38 || 30.2 7.7 -1.2 || || Noise measurement ||
|| 145 || 16h44 || Mercury || Cross || 273 || 39 || 30.2 7.7 -1.2 || || ||
|| 146 || 16h53 || Mars || Track 300 300 /tsub 30|| || || 30.2 7.7 -1.2 || || Retune ||
|| 147 || 17h03 || Mars || Cross || 140 || 53 || 30.2 7.7 -1.2 || 0.079 || ||
|| 148 || 17h06 || Mars || Cross || 142 || 54 || 25.0 15.1 -1.2 || 0.079 || ||
|| 149 || 17h09 || Mars || Focus || 142 || 54 || 28.0 9.1 -1.2 || 0.079 || ||
|| 150 || 17h14 || Mars || Focus || 145 || 55 || 28.0 9.1 -0.53 || 0.079 || ||
|| 151 || 17h21 || Mars || Cross || 151 || 55 || 28.0 9.1 -0.64 || 0.097 || Recover the same pointing. OK! ||
|| 152 || 17h25 || Mars || OTF fastgeom || 151 || 55 || || 0.095 || ||
|| 153 || 17h37 || Mars || track || 151 || 55 || || 0.179 || ||
|| 154 || 17h21 || Mars || Cross || 151 || 55 || || || ||
|| 155 || 17h48 || Mars || Crossplateau || 159 || 58 || || || Large and fast cross 480arcsec ||
|| 156 || 17h54 || Mars || Focus || 161 || 58 || 28.0 9.1 -0.64 || || Undetermined focus ||
|| 157 || 18h02 || Mars || Focus || 165 || 58 || 28.0 9.1 -0.64 || || ||
|| 158 || 18h08 || Mars || Crossplateau(3crosses)|| 165 || 58 || || || DAC level from 3 to 2dB 1.957710@1mm ||
|| 159 || 18h13 || Mars || Track 2min || 170 || 59 || || || for Noise with same settings ||
|| 160 || 18h20 || Mars || Crossplateau(3crosses)|| 174 || 58 || || 0.037! || DAC level back to 3dB, f=1.322190@2mm, 1.957800@1mm ||
|| 161 || 18h13 || Mars || Track 2min || 170 || 59 || || || for Noise with same settings ||
|| 162 || 18h47 || Mars || Crossplateau(3crosses)|| 178 || 59 || || 0.065 || One tone only KA007(nd7,rz8), KB005 (nd126,rz7) ||
|| 163 || 18h52 || Mars || Track 2min || 190 || 59 || || || for Noise with same settings ||
|| 164 || 19h15 || Mars || Crossplateau(3crosses)|| || 57 || || 0.040 || All tones back after much retuning LO shifted by -20@2mm,-30kHz@1mm wrt nominal (last cross had a retuning)||
|| 165 || 19h20 || Mars || Cross || 203 || 57 || || || All is nominal ||
|| 166 || 19h23 || Mars || Focus || 204 || 57 || || 0.022 || Power on 2mm 16db polarization, +3dB on ampli, : LO: 1.322200@2mm ||
|| 167 || 19h23 || Mars || Focus || 204 || 57 || 28 9.1 -1.5 || 0.022 || Focus confirmed ||
|| 168 || 19h34 || Mars || OTF fastgeom || 208 || 56 || || 0.095 || scan half done (14th subscan stuck) ||
|| 169 || 19h47 || BR1202-0725|| OTF faint_source || 186 || 45 || || 0.007 || Attempt at a 12mJy source ||
|| 170 || 19h54 || BR1202-0725|| OTF faint_source || 188 || 45 || || 0.000 || Space weather! ||
|| 171 || 20h00 || BR1202-0725|| OTF faint_source || 191 || 44 || || 0.000 || ||		 || 151 || 14h30 || Mars || Track 30 300 \tsubscan 3 || 103 || 27 || || 0.44 || 1 tone configuration ||
|| 152 || 14h33 || Mars || || 103 || 27 || Cross for pointing 0 0 -2.4 || 0.5 || ||
|| 153 || 14h40 || Mars || || 105 || 27 || Cross for pointing 25.1 24.9 -1.5 || 0.5 || ||
|| 154 || 14h45 || Mars || || 105 || 27 || Cross for pointing 25.1 20 -1.5 || 0.5 || ||
|| 155 || 14h49 || Mars || || 107 || 31 || 17 20 -1.5 || 0.5 || ||
|| 156 || 14h54 || Mars || || 107 || 31 || 17 20 -1.5 || 0.4 || id the ghost source moves around ||
|| 157 || 14h59 || Mars || || 109 || 34 || 24 13 -1.5 || 0.4 || ||
|| 158 || 15h03 || Mars || focus 1 /nsub 6 || 109 || 34 || 24 13 -1.5 || 0.4 || ||
|| 159 || 15h08 || Mars || OTF_geomfast || 109 || 34 || 24 13 -1.5 || 0.4 || ||
|| 160 || 15h26 || Mars || Cross 24 13 -1.5 || 114 || 38 || || 0.385 || Back to full matrix ||
|| 161 || 15h31 || Mars || Cross 15 16 -1.5 || 114 || 38 || || 0.385 || Back to full matrix ||
|| 162 || 15h35 || Mars || Track 300 300 35 || 114 || 38 || || 0.385 || Back to full matrix ||
|| 163 || 15h42 || Mars || Cross 24 16 -1.5 || 117 || 40 || || 0.384 || Back to full matrix ||
|| 164 || 15h46 || Mars || Cross 29 21 -1.5 || 118 || 41 || || 0.384 || Back to full matrix ||

NK2012_S5

20120604 Final day

  • Nasmyth offsets : 0, 0
  • Set pointing : 0 0
  • Set Focus : -2.4 mm
  • df (Frequency modulation is 10kHz)
  • Cryostat cold at 93 mK.
  • Configuration of resonances for both arrays similar to yesterday.
  • Base frequencies changed to 1.322000 @2mm, 1.956670 @1mm
  • Freq/bin: 1.869 kHz
  • dac: 3dB
  • Attenuation HF: 16 and 3 dB
  • Modulation frequency: 10 kHz
  • Track means automatic retuning of resonances

Observation planning:

  1. Stall position: open trap to let the big box out.
  2. Complete freq sweep near Mars: 1 tone config. Pointing, Pointing, Focus, Pointing, OTF_geomfast
  3. All tone config: Pointing, Pointing, Focus, Pointing, OTF_geomfast, Skydip
  4. Crab: 16min OTF_15x10
  5. 0716+714 (pointing quasar): OTF_faintsource2012 (4 min), APM08279+5255: 5x OTF_faintsource2012 (20 min)
  6. 0923+392 (pointing quasar): OTF_faintsource2012 (4 min), F10214+4724: 5x OTF_faintsource2012 (20 min)
  7. 3C273 (pointing quasar): OTF_faintsource2012 (4 min), RXJ1347-1145: xxx OTF_RXJ (xxx6 min)

Cryostat closed: Complete frequency sweep on B (twice) at 12h55m45, A: 13h16

Starting configuration: Alain gone down on bike (Martino on his own with NIKA!), one tone only on each channel KA007(nd7,rz8), KB005 (nd126,rz7)

Whole Freq Sweep with telescope at 45 deg. for B then A. around 14:26

Scan

UT

Source

Command .....

Az

El

PointX, Y, Focus

Tau

Comment

151

14h30

Mars

Track 30 300 \tsubscan 3

103

27

0.44

1 tone configuration

152

14h33

Mars

103

27

Cross for pointing 0 0 -2.4

0.5

153

14h40

Mars

105

27

Cross for pointing 25.1 24.9 -1.5

0.5

154

14h45

Mars

105

27

Cross for pointing 25.1 20 -1.5

0.5

155

14h49

Mars

107

31

17 20 -1.5

0.5

156

14h54

Mars

107

31

17 20 -1.5

0.4

id the ghost source moves around

157

14h59

Mars

109

34

24 13 -1.5

0.4

158

15h03

Mars

focus 1 /nsub 6

109

34

24 13 -1.5

0.4

159

15h08

Mars

OTF_geomfast

109

34

24 13 -1.5

0.4

160

15h26

Mars

Cross 24 13 -1.5

114

38

0.385

Back to full matrix

161

15h31

Mars

Cross 15 16 -1.5

114

38

0.385

Back to full matrix

162

15h35

Mars

Track 300 300 35

114

38

0.385

Back to full matrix

163

15h42

Mars

Cross 24 16 -1.5

117

40

0.384

Back to full matrix

164

15h46

Mars

Cross 29 21 -1.5

118

41

0.384

Back to full matrix

NK2012_S5 (last edited 2012-07-30 14:04:16 by NikaBolometer)