Telescope: NASA IRTF, Mauna Kea Instrument: SpeX (Imager) Date: 2005 July 10 UT Conditions: Fog, humidity 90-100%, seeing unknown, light winds File Object UT Date UT Time Airmass Filter Itime Coadds PosAngle Slit Start Finish (sec) (deg) g20050710_0025_a.fit HD 129655 2005-07-10 05:06:01 05:06:21 1.105 K 0.25 40 0.00 Mirror g20050710_0026_a.fit HD 129655 2005-07-10 05:06:25 05:06:45 1.104 K 0.25 40 0.00 Mirror g20050710_0027_a.fit HD 129655 2005-07-10 05:06:48 05:07:08 1.104 K 0.25 40 0.00 Mirror g20050710_0028_a.fit HD 129655 2005-07-10 05:07:11 05:07:31 1.103 K 0.25 40 0.00 Mirror g20050710_0029_a.fit HD 129655 2005-07-10 05:07:34 05:07:55 1.103 K 0.25 40 0.00 Mirror g20050710_0030_a.fit HD 129655 2005-07-10 05:08:01 05:08:21 1.103 K 0.25 40 0.00 Mirror g20050710_0031_a.fit HD 129655 2005-07-10 05:08:24 05:08:44 1.102 K 0.25 40 0.00 Mirror g20050710_0032_a.fit HD 129655 2005-07-10 05:08:47 05:09:08 1.102 K 0.25 40 0.00 Mirror g20050710_0033_a.fit HD 129655 2005-07-10 05:09:11 05:09:31 1.101 K 0.25 40 0.00 Mirror g20050710_0034_a.fit HD 129655 2005-07-10 05:09:34 05:09:54 1.101 K 0.25 40 0.00 Mirror g20050710_0035_a.fit HD 129655 2005-07-10 05:14:06 05:14:21 1.097 L' 0.12 40 0.00 Mirror g20050710_0036_a.fit HD 129655 2005-07-10 05:14:21 05:14:35 1.097 L' 0.12 40 0.00 Mirror g20050710_0037_a.fit HD 129655 2005-07-10 05:14:35 05:14:50 1.097 L' 0.12 40 0.00 Mirror g20050710_0038_a.fit HD 129655 2005-07-10 05:14:49 05:15:04 1.097 L' 0.12 40 0.00 Mirror g20050710_0039_a.fit HD 129655 2005-07-10 05:15:03 05:15:18 1.096 L' 0.12 40 0.00 Mirror g20050710_0040_a.fit HD 129655 2005-07-10 05:15:22 05:15:37 1.096 L' 0.12 40 0.00 Mirror g20050710_0041_a.fit HD 129655 2005-07-10 05:15:37 05:15:51 1.096 L' 0.12 40 0.00 Mirror g20050710_0042_a.fit HD 129655 2005-07-10 05:15:51 05:16:06 1.096 L' 0.12 40 0.00 Mirror g20050710_0043_a.fit HD 129655 2005-07-10 05:16:05 05:16:20 1.096 L' 0.12 40 0.00 Mirror g20050710_0044_a.fit HD 129655 2005-07-10 05:16:19 05:16:34 1.095 L' 0.12 40 0.00 Mirror g20050710_0045_a.fit 9P/Tempel 1 2005-07-10 05:32:36 05:33:14 1.191 K 30.00 1 0.00 Mirror g20050710_0046_a.fit 9P/Tempel 1 2005-07-10 05:33:18 05:33:56 1.191 K 30.00 1 0.00 Mirror g20050710_0047_a.fit 9P/Tempel 1 2005-07-10 05:33:59 05:34:38 1.192 K 30.00 1 0.00 Mirror g20050710_0048_a.fit 9P/Tempel 1 2005-07-10 05:34:41 05:35:19 1.193 K 30.00 1 0.00 Mirror g20050710_0049_a.fit 9P/Tempel 1 2005-07-10 05:35:24 05:36:02 1.193 K 30.00 1 0.00 Mirror g20050710_0050_a.fit 9P/Tempel 1 2005-07-10 05:36:24 05:36:35 1.194 K 5.00 1 0.00 Mirror g20050710_0051_b.fit 9P/Tempel 1 2005-07-10 05:36:37 05:36:47 1.194 K 5.00 1 0.00 Mirror g20050710_0052_a.fit 9P/Tempel 1 2005-07-10 05:37:35 05:38:13 1.195 K 30.00 1 0.00 Mirror g20050710_0053_a.fit 9P/Tempel 1 2005-07-10 05:38:16 05:38:54 1.196 K 30.00 1 0.00 Mirror g20050710_0054_a.fit 9P/Tempel 1 2005-07-10 05:40:27 05:41:05 1.199 K 30.00 1 0.00 Mirror g20050710_0055_b.fit 9P/Tempel 1 2005-07-10 05:41:07 05:41:45 1.200 K 30.00 1 0.00 Mirror g20050710_0056_a.fit 9P/Tempel 1 2005-07-10 05:41:55 05:42:34 1.200 K 30.00 1 0.00 Mirror g20050710_0057_b.fit 9P/Tempel 1 2005-07-10 05:42:36 05:43:14 1.201 K 30.00 1 0.00 Mirror g20050710_0058_a.fit 9P/Tempel 1 2005-07-10 05:43:22 05:44:00 1.202 K 30.00 1 0.00 Mirror g20050710_0059_b.fit 9P/Tempel 1 2005-07-10 05:44:02 05:44:41 1.203 K 30.00 1 0.00 Mirror g20050710_0060_a.fit 9P/Tempel 1 2005-07-10 05:44:48 05:45:27 1.203 K 30.00 1 0.00 Mirror g20050710_0061_b.fit 9P/Tempel 1 2005-07-10 05:45:29 05:46:07 1.204 K 30.00 1 0.00 Mirror g20050710_0062_a.fit 9P/Tempel 1 2005-07-10 05:46:18 05:46:57 1.205 K 30.00 1 0.00 Mirror g20050710_0063_b.fit 9P/Tempel 1 2005-07-10 05:46:59 05:47:37 1.206 K 30.00 1 0.00 Mirror g20050710_0064_a.fit 9P/Tempel 1 2005-07-10 05:47:52 05:48:31 1.207 K 30.00 1 0.00 Mirror g20050710_0065_b.fit 9P/Tempel 1 2005-07-10 05:48:33 05:49:11 1.208 K 30.00 1 0.00 Mirror g20050710_0066_a.fit 9P/Tempel 1 2005-07-10 05:49:16 05:49:55 1.209 K 30.00 1 0.00 Mirror g20050710_0067_b.fit 9P/Tempel 1 2005-07-10 05:49:57 05:50:35 1.210 K 30.00 1 0.00 Mirror g20050710_0068_a.fit 9P/Tempel 1 2005-07-10 05:50:40 05:51:18 1.211 K 30.00 1 0.00 Mirror g20050710_0069_b.fit 9P/Tempel 1 2005-07-10 05:51:21 05:51:59 1.212 K 30.00 1 0.00 Mirror g20050710_0070_a.fit 9P/Tempel 1 2005-07-10 05:52:04 05:52:42 1.213 K 30.00 1 0.00 Mirror g20050710_0071_b.fit 9P/Tempel 1 2005-07-10 05:52:44 05:53:22 1.214 K 30.00 1 0.00 Mirror g20050710_0072_a.fit 9P/Tempel 1 2005-07-10 05:53:27 05:54:06 1.215 K 30.00 1 0.00 Mirror g20050710_0073_b.fit 9P/Tempel 1 2005-07-10 05:54:08 05:54:46 1.216 K 30.00 1 0.00 Mirror g20050710_0074_a.fit 9P/Tempel 1 2005-07-10 05:59:46 06:00:28 1.224 L' 0.18 100 0.00 Mirror g20050710_0075_b.fit 9P/Tempel 1 2005-07-10 06:00:18 06:01:01 1.225 L' 0.18 100 0.00 Mirror g20050710_0076_a.fit 9P/Tempel 1 2005-07-10 06:02:28 06:03:07 1.229 K 30.00 1 0.00 Mirror g20050710_0077_b.fit 9P/Tempel 1 2005-07-10 06:03:10 06:03:48 1.230 K 30.00 1 0.00 Mirror g20050710_0078_a.fit 9P/Tempel 1 2005-07-10 06:03:54 06:04:32 1.231 K 30.00 1 0.00 Mirror g20050710_0079_b.fit 9P/Tempel 1 2005-07-10 06:04:36 06:05:14 1.233 K 30.00 1 0.00 Mirror g20050710_0080_a.fit 9P/Tempel 1 2005-07-10 06:05:20 06:05:59 1.234 K 30.00 1 0.00 Mirror g20050710_0081_b.fit 9P/Tempel 1 2005-07-10 06:06:01 06:06:39 1.235 K 30.00 1 0.00 Mirror g20050710_0082_a.fit 9P/Tempel 1 2005-07-10 06:06:45 06:07:24 1.236 K 30.00 1 0.00 Mirror g20050710_0083_b.fit 9P/Tempel 1 2005-07-10 06:07:26 06:08:04 1.238 K 30.00 1 0.00 Mirror g20050710_0084_a.fit 9P/Tempel 1 2005-07-10 06:08:09 06:08:47 1.239 K 30.00 1 0.00 Mirror g20050710_0085_b.fit 9P/Tempel 1 2005-07-10 06:08:49 06:09:28 1.240 K 30.00 1 0.00 Mirror g20050710_0086_a.fit HD 129655 2005-07-10 06:18:06 06:18:27 1.088 K 0.25 40 0.00 Mirror g20050710_0087_a.fit HD 129655 2005-07-10 06:18:30 06:18:50 1.088 K 0.25 40 0.00 Mirror g20050710_0088_a.fit HD 129655 2005-07-10 06:18:53 06:19:13 1.089 K 0.25 40 0.00 Mirror g20050710_0089_a.fit HD 129655 2005-07-10 06:19:16 06:19:36 1.089 K 0.25 40 0.00 Mirror g20050710_0090_a.fit HD 129655 2005-07-10 06:19:40 06:20:00 1.089 K 0.25 40 0.00 Mirror g20050710_0091_a.fit HD 129655 2005-07-10 06:20:06 06:20:26 1.089 K 0.25 40 0.00 Mirror g20050710_0092_a.fit HD 129655 2005-07-10 06:20:30 06:20:50 1.089 K 0.25 40 0.00 Mirror g20050710_0093_a.fit HD 129655 2005-07-10 06:20:53 06:21:13 1.090 K 0.25 40 0.00 Mirror g20050710_0094_a.fit HD 129655 2005-07-10 06:21:16 06:21:36 1.090 K 0.25 40 0.00 Mirror g20050710_0095_a.fit HD 129655 2005-07-10 06:21:39 06:21:59 1.090 K 0.25 40 0.00 Mirror Optical depth at 225 GHz measured at the Caltech Submillimeter Observatory (CSO) on Mauna Kea as function of time (UT) on 2005 Jul 10. (Precipitable water vapor above the summit of Mauna Kea can be approximated by pwv (mm) ~ 20 * Tau (225 GHz), ie: for Tau (225 Ghz) ~ 0.10, pwv ~ 2 mm). UT Tau (225 GHz) 05:04 0.073 05:13 0.061 05:24 0.043 05:34 0.051 05:43 0.067 05:54 0.061 06:04 0.047 06:13 0.044 06:24 0.056