Size: 941
Comment:
|
Size: 1443
Comment:
|
Deletions are marked like this. | Additions are marked like this. |
Line 1: | Line 1: |
.Cryostat Temperature: 216mK (naturally set by settings of 3He circulation [no heater] trying to mitigate oscillation due to leak). .Arrays status tonight: pixels 2mm - xxx noise; XX pixels 1mm xxx noise (to be determined) Modulation frequency: 8kHz 1mm, 4kHz 2mm |
[[NikaRun7|Back to the NIKA run 7]] November 11th 2013, Alain Benoit, Martino Calvo and Andrea Catalano come to the 30m to install, cool down and testing the NIKA prototype. |
Line 5: | Line 5: |
Opacity is measurd with the new taumeter at 225 GHz | |
Line 7: | Line 6: |
Nasmyth offsets : 0, 0 | |
Line 9: | Line 7: |
Set pointing : 0, 0 | '''12-13 November 2013''': cooling down, HWP Modulator installation at the pupil (120mm from the entrance lens of the cryostat) |
Line 11: | Line 9: |
Set Focus : -2.40 mm | '''14 November 2013''': OTF geometries on Mars and Uranus. Check of the focal plane geometry. First light of NIKA prototype with polarisation facilities. |
Line 13: | Line 11: |
.Quick description of the session: Test the Pako sequences and data flows. | '''15 November 2013''': Cryostat back to 300K: 3He-4He mix recovery, heating trap. Polarisation facilities dismantling. Back to Granada. == STATUS == '''Cryostat Temperature''': 150mK (set by temperature control). '''Arrays status''': 128 pixels 2mm - <1Hz/sqrtHz noise; 201 pixels 1mm about 10Hz/sqrtHz noise '''Modulation frequency''': 8kHz 1mm, 4kHz 2mm == OBSERVATIONS Log == Opacity is measurd with the taumeter at 225 GHz p2cor : 0 p7cor : 0 initial Focus : -2.40 mm |
Line 16: | Line 36: |
|| 140 || ~ 16h || Mars || Track || || || || || closed window, test data tranfert || || 141 || 16h05 || Mars || Cross ||277.687 || 26.626 || 0.0 0.0 -2.4 || 0.862 || opened window, test arrays frequencies || |
|| 16 || 04h45 || Mars || OTF_Geometry || || || 0,0,-2.4 || || First map for choosing the reference pixels || || || || || || || || || || || == FIRST RESULTS == |
November 11th 2013, Alain Benoit, Martino Calvo and Andrea Catalano come to the 30m to install, cool down and testing the NIKA prototype.
12-13 November 2013: cooling down, HWP Modulator installation at the pupil (120mm from the entrance lens of the cryostat)
14 November 2013: OTF geometries on Mars and Uranus. Check of the focal plane geometry. First light of NIKA prototype with polarisation facilities.
15 November 2013: Cryostat back to 300K: 3He-4He mix recovery, heating trap. Polarisation facilities dismantling. Back to Granada.
STATUS
Cryostat Temperature: 150mK (set by temperature control).
Arrays status: 128 pixels 2mm - <1Hz/sqrtHz noise; 201 pixels 1mm about 10Hz/sqrtHz noise
Modulation frequency: 8kHz 1mm, 4kHz 2mm
OBSERVATIONS Log
Opacity is measurd with the taumeter at 225 GHz
p2cor : 0
p7cor : 0
initial Focus : -2.40 mm
Scan |
UT |
Source |
Command |
Az |
El |
Pointing X, Y, Focus |
Tau225 |
Comment |
16 |
04h45 |
Mars |
OTF_Geometry |
|
|
0,0,-2.4 |
|
First map for choosing the reference pixels |
|
|
|
|
|
|
|
|
|