2011-06-21 (UT)
==========

Program: CL4 (YSOs, PI: Kraus et al.)

Observers: Fabien, PJ

B1  B2  B3
----------
S1  W1  W2   (W1=REF)


(S1S2E1E2W1W2: 4-5-1-3-1-5)

CLIMB on beam 1,2,3

LT  - 20:30

*** S1W1W2, W1=ref.

humidity 20-30%
r0 = 3 cm at the beginning of the night then rose to 9 cm


trying HD 142666
       
20:43 check star delta sco       
21:10 in delay, scan for fringes
      -700 / -2560      
      cal HD140990
21:28 -520 / -2320
      recording at 500Hz/NONDEST/FULL  (high piston)
      countS: 25/ 20 / 12
      V: 0.50 / 0.46 / 0.39
21:34 -580 / -2340
      HD142666
21:42 -600 / 2380
      counts: 50 / 40 / 30 
      V: 0.18 / 0.34 / 0.18
21:50 -570 / -2370
      HD143616
      counts: 20 / 20 / 18
      V: 0.49 / 0.49 / 0.45
22:04 -460 / -2230 
22:14 HD142666
      -540 / -2350
      counts: 60 / 60 / 30
      V: 0.19 / 0.37 / 0.16
22:23 -480 / -2310
      HD140990
22:28 -440 / -2230
      counts: 35 / 30 / 15
      V: 0.48 / 0.56 / 0.55
22:35 -400 / -2200

now HD142666 saturates, as r0 became much better
so I'm doing a NIRo ALIGN on target + switching to 750Hz/NONDEST

22:49 HD142666
      recording at 750Hz/NONDEST
      -440 / -2320
      counts: 35 / 40 / 30
      V: 0.19 / 0.37 / 0.19
      check second shutter sequence as lost S1 at some point (not sure when, seems only during Beam 2 shutters, so should be ok)
22:57 HD140990
      counts: 20 / 25 / 15
      V: 0.54 / 0.61 / 0.63
23:01 -460 / -2280
23:06 HD142666
      -500 / -2350
      counts: 40 / 40 / 25 
      V: 0.19 / 0.42 / 0.17
23:11 -520 / -2360
23:17 HD 143616
      -370 / -2200
      counts: 15 / 20 / 15 
      V: 0.51 / 0.60 / 0.57


trying MWC 275

23:41  HD163995
       recording at 2000Hz/NONDEST
       -620 / -2480
       counts: 60 / 50 / 20
       V: 0.55 / 0.64 / 0.54
23:50  MWC 275
       -500 / -2334
       counts: 60 / 60 / 30
       V: 0.11 / 0.20 / 0.09
23:55  HD162255
       -520 / -2360
       counts: 18 / 18 / 10
       V: 0.61 / 0.55 / 0.58
0:02   MWC 275              
       counts: 60 / 60 / 30
       V: 0.11 / 0.19 / 0.08
0:05   -480 / -2300
0:09   HD 163955
       counts: 60 / 50 / 25
       V: 0.47 / 0.73 / 0.66
0:12  -490 / -2290
      MWC 275
      counts: 60 / 60 / 23
      V: 0.11 / 0.19 / 0.08
0:18 -435 / -2270
      HD162255
      counts: 15 / 20 / 10
      V: 0.68 / 0.72 / 0.61
0:27  -420 / -2320
0:30 MWC 275 
0:35  hard to get fringes now, only 20 scans with all 3 baselines
      -400 / -2260
      counts: 60 / 60 / 25
      V: 0.10 / 0.19 / 0.08
tried to check out other modes, but nothing better
0:52  HD 163995
      counts: 60 / 60 / 20
      V: 0.59 / 0.60 / 0.56
      -410 / -2380

tried various things but fringes are now too faint.


      trying v1295Aql
1:28 NIRO align on HD188385
     scanning for fringes
     -20 / -1340 
     recording at 750Hz/NONDEST
     counts: 35 / 35 / 25
     V: 0.62 / 0.56 / 0.65
1:43 20 / -1340 
1:48 V1295Aql
     counts: 40 / 40 / 35
     V: 0.15 / 0.20 / 0.17
1:53 -60 / -1370
2:01 HD 189509
     counts: 30 / 30 / 30
     V: 0.59 / 0.56 / 0.72
2:06 10 / -1320
     v1295Aql
     counts: 40 / 40 / 40
     V: 0.16 / 0.18 / 0.16
2:18 35 / -1334
     HD188385
     counts: 30 / 30 / 30 
     V: 0.55 / 0.51 / 0.69
2:30 100 / -1307
2:39 v1295Aql
     counts: 30 / 30 / 30
     V: 0.16 / 0.17 / 0.15
2:44 90 / -1333
2:53 HD 189509
     counts: 25 / 20 / 25
     V: 0.60 / 0.57 / 0.63
2:58 80 / -1320
     v1295Aql
niro crash
3:12 v1295 Aql
     90 / -1350
     counts: 40 / 30 / 30
     V: 0.18 / 0.18 / 0.14
3:31 HD188385
     counts: 40 / 30 / 30
     V: 0.58 / 0.58 / 0.60
     -20 / -1420 
3:40 v1295 Aql
     counts: 40 / 40 / 30
     V: 0.21 / 0.19 / 0.14
3:48 -10 / -1460 
     HD 190498 (to close the bracket, no delay left on other cals)
     counts: 40 / 30 / 30 
     V: 0.47 / 0.52 / 0.67




----
summary of observations:

HD142666  4 brackets (2 at 500HZ, 2 at 750Hz)

MWC275  4 brackets (3x 3T + 1x 2T)

v1295Aql  5 brackets