NIKA January 20th, 2014 / S1

[[D2DLogNika7 |Back to list of day to day logbook of observations]]

== 2014-01-20 ==

 .Cryostat Temperature: 150mK (regulated, RMS ripple 0.03mK). 
 .Arrays status tonight:  128 pixels 2mm - 1Hz noise; 196 pixels 1mm 3-5Hz noise 
Modulation frequency: 8kHz 1mm, 5kHz 2mm

Opacity is measured with the new taumeter at 225 GHz

Nasmyth offsets : 0, 0

Set pointing : 0, 0

Set Focus : -2.40 mm

 .Quick description of the session: Test the Pako sequences and data flows.

Data Repository: Raw_X9


'''  FOR THE ENTIRE SESSION NO ANTENNA DATA DUE TO SW PROBLEMS  '''

||'''Scan'''||'''UT'''||'''Source'''||'''Command'''              ||'''Az'''||'''El'''||'''Pointing X, Y, Focus'''||'''Tau225'''||    '''Comment'''         ||
||188-192  ||  17h15 ||  Uranus      || Track  off -200 -200      ||  200   ||  55    ||   0,0,-2.4                ||   0.004     || Flux 42/16Jy. Expected KID signal > 9KHz/1KHz (AM)||
||193  ||  17h35 ||  Uranus      || Cross      ||  120   ||  55    ||   0,0,-2.4                ||   0.004     || SEEN URANUS !!! 1KHz/10kHz as expected ||
||194  ||  17h40 ||  Uranus      || Focus      ||  200   ||  54    ||   0,0,-2.4                ||   0.02     || ||
||195  ||  17h45 ||              || DIY skydip_test     || 190   ||  na    ||   0,0,-2.4                ||   0.02     ||  ||
||196  ||  17h50 ||  Uranus      || OTF_geom      ||  204   ||  53    ||   0,0,-2.4                ||   0.03     || NOISE 0.8Hz/3-5Hz on two arrays. ONE JUMP IN TT JUST BEFORE SEEING THE SOURCE ||
||197  ||  18h00 ||              || DIY skydip_up     ||  200   ||  na    ||   0,0,-2.4                ||   0.044     || ||
||198  ||  18h05 ||  Uranus      || Track  off -200 -200      ||  212   ||  51    ||   0,0,-2.4                ||   0.02     || ||
||199  ||  18h05 ||  Uranus      || pointliss      ||  212   ||  51    ||   0,0,-2.4                ||   0.025     || ||
||200-204  ||  18h10 ||  Uranus      || focusliss      ||  212   ||  51    ||   0,0,-2.4                ||   0.096     || ||
||205  ||  18h15 ||  Uranus      || OTF_geom      ||  204   ||  53    ||   0,0,-1.4                ||   0.03     || Test OTF_geom with a different focus ||
||206  ||  18h25 ||              || DIY skydip_up     ||  200   ||  na    ||   0,0,-1.4                ||   0.014     || ||
||207  ||  18h30 ||  Uranus      || Track  off -200 -200      ||  212   ||  51    ||   0,0,-2.4                ||   0.02  || After this scan radio-alignment in the cabin (15 minutes). Gained 2.5/7.5kHz in background on 1/2mm. More or less equivalent to Uranus, so I would say something like 2K ??  ||
||208-209  ||  18h50 ||              || DIY skydip_updown     ||  290   ||  na    ||   0,0,-2.4                ||   Strange peak at 0.4, otherwise around 0.08     || ||

'''  FOR THE ENTIRE SESSION NO ANTENNA DATA DUE TO SW PROBLEMS  '''