NIKA January 25th, 2015 / S3

[[D2DLogNika11 |Back to list of day to day logbook of observations]]

== 2015-01-25 ==


Data Repository: '''Raw_X9'''

47Hz sampling freq.

HWP and polarizer on.

HWP rotation freq: 3Hz (4 indep points per quarter revolution).


||'''Scan'''||'''UT'''||'''Source'''||'''Command'''      ||'''Az'''||'''El'''||'''Pointing X, Y, Focus'''||'''Tau225'''||    '''Comment'''         ||
||  88-89   || 11:00  ||   Venus    ||  track -200 -200 ||  132   ||  25    ||     -4.4, 18, -1.3       ||            ||   windy HWP NOT rotating , just to see if we can actually observe  ||
||  90      || 11:04  ||   Venus    ||  cross        ||  132   ||  25    ||     -4.4, 18, -1.3       ||            ||  windy HWP NOT rotating bad scan ||
||  91      || 11:04  ||   Venus    ||  cross        ||  132   ||  25    ||     -4.4, 18, -1.3       ||            ||  windy HWP NOT rotating ||
||  94      || 11:04  ||   Venus    ||  cross        ||  132   ||  25    ||     -4.4, 18, -1.3       ||            || windy HWP NOT rotating    ||
||  95-99   || 11:15  ||   Venus    ||  focusliss    ||  132   ||  25    ||     -4.4, 18, -1.3       ||            || windy HWP NOT rotating  =>set focus -1.9 ||
||  100     || 11:35  ||   DR21_OH  ||  track    ||  60   ||  77    ||     -4.4, 18, -1.9       ||            ||  windy HWP NOT rotating  ||
||  104     || 11:50  ||   DR21_OH  ||  track    ||  60   ||  79    ||     -4.4, 18, -1.9       ||            ||  (change in topology) windy HWP NOT rotating ||
||  105     || 11:50  ||   DR21_OH  ||  otf5x5    ||  60   ||  79    ||     -4.4, 18, -1.9       ||            ||  windy HWP NOT rotating (close to elevation limit)||
||  106     || 12:04  ||            ||  skydip    ||  360   ||  79    ||     -4.4, 18, -1.9       ||            ||  windy HWP NOT rotating and wait a few minutes for DR21OH to be back low enough||
||  107     || 12:27  || 0716+714       ||  track    ||  360   ||  79    ||     -4.4, 18, -1.9       ||            ||  windy HWP NOT rotating DR21OH too high, back to a quazar compatible with wind direction||
||  109     || 12:27  || 0716+714       ||  otf3x3    ||  360   ||  79    ||     -4.4, 18, -1.9       ||            ||  windy HWP ROTATING ||