UT 2010-Jul-16 ============== Program CL3, PI Kraus Observers: Fabien, Rafael, PJ CHARA/CLIMB TEL E1-E2-W1 POP 1-4-4 TRIPLET E1-E2-W1 BEAM B1-B2-B3 REF CART E2 Starting LT 16 July 2010, 0:30 Weather: clear after the thunderstorm, but slightly windy r0 = 8 - 10 cm, but bad piston Began late because of a thunderstorm. 0:48 niro align on HD194708 waiting for delay 1:12 scanning for fringes 1:27 -1592/15440 clock problem 2:04 -1292/14100 recording data at 250Hz/DEST/LONG (bad piston) Vis:0.47/0.31/0.30 Counts:40/40/40 2:16 -1208/14340 going to target but cannot find the star in acquisition did init on gamma cyg now pixel hunting aborting this MWC361 2:50 niro align on 197950 2:57 -542/13778 recording fringes at 500Hz/DEST/LONG Vis:0.37/0.24/0.31 Counts:90/60/60 3:03 -510/13900 switching to MWC361 recording fringes at 500Hz/DEST/LONG 3:19 -506/13732 Vis:0.30/0.08/0.09 Counts:110/90/60 3:24 -473/13829 3:26 -438/13878 switching to calibrator HD197950 3:36 recording fringes at 500Hz/DEST/LONG -292/14270 Vis:0.46/0.32/0.45 Counts:80/60/50 3:49 switching to MWC361 recording fringes at 500Hz/DEST/LONG -300/14147 Vis:0.29/0.08/0.10 Counts:120/120/100 3:57 -264/14179 3:59 -270/14210 switching to calibrator HD198236 4:09 -82/14412 recording fringes at 500Hz/DEST/LONG Vis:0.43/0.20/0.32 Counts:180/120/130 4:15 -34/14467 r0 = 6 - 9 cm 4:20 switching to MWC361 recording fringes at 500Hz/DEST/LONG 4:30 -50/14523 Vis:0.29/0.07/0.09 Counts:170/100/80 4:35 -44/14614 switching to HD197950 125/15010 Vis:0.34/0.29/0.32 Counts:80/70/70 Lost tip/tilt on E1 at the beginning 4:50 180/15072 switching to MWC361 5:01 95/14844 Vis:0.27/0.06/0.08 Counts:130/100/80 5:09 171/14918 switching to HD198236 301/15058 Vis:0.34/0.18/0.22 Counts:180/130/150 350/15083 Summary ------- 4 brackets on MWC361