Subject: Re: [35m-nightlogs] 3.5m Night Log 20111217 From: Ed Leon Date: Mon, 19 Dec 2011 12:48:32 -0700 --Apple-Mail-8-272045224 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii Hi Nicholas, When there are power disruptions during the day, the hygrometer may = perform an auto calibration during night time observing. This involves = heating the small mirror in the unit and it will momentarily read = strangely. We re-sync this automatically during the next day with a = remote cal request so that the auto cal takes place around noon every = day. Power disruptions throw our beautiful plan off. ed On Dec 18, 2011, at 6:40 AM, Nicholas Ule wrote: > Apache Point Observatory > 3.5m Telescope Night Log > Saturday, December 17, 2011 >=20 > ACTUAL > ASTRONOMER OBSERVER(S) INSTRUMENT START FINISH > -------------------------------------------------------------------- > J.Holtzman M.Hayden ECHELLE 17:08 00:00 =20= > J.Holtzman D.Fuillet ECHELLE 00:00 05:12 > T.Murphy R.McMillan APOLLO 05:15 06:30 >=20 > INST SCHEDULED WEATH EQUIP OBS NOT USED > I/ROW/DN START FINISH D B D B D B D B > ---------------------------------------------------------------- > NM04/R 17:08 00:00 0 0 0 0 6.9 0.0 0 0 > NM04/R 00:00 04:50 0 0 0 0 0.3 5.0 0 0 > DD02/R 04:50 06:50 0 0 0 0 0.0 1.3 0 0 >=20 > note: scheduled times listed include instrument change time >=20 > ------------- ACTIVITY LOG -------------- > Observing Specialist: N.Ule >=20 > Some early clouds, then very clear. >=20 > Noticed a strange problem with the weather status. Occasionally the = humidity would read about 130% (normally reading 65%), this of course = would disrupt all the other readings and make everything turn red. Once = the data updated after 30s the readings went back to normal. Assuming = it to be a minor glitch in the sensor or the software. >=20 > Apollo only did range finding, no LRO. >=20 > ------- FAILURE LOG ------- >=20 > PROG INST FAILURE MODE TIME > (SEDFNVOG) TI/SHU START FINISH DESCRIPTION > ---------------------------------------------------------------------- >=20 >=20 > ---------------- FOCUS LOG --------------- > Time Instrument Focus Az El Temp Strc Prim Sec Air filt = FWHM > = --------------------------------------------------------------------------= > 18:27 ECHELLE 565( -899) 220 55 5.1 5.4 5.4 5.5 4.9 ND1 = 1.15 > 19:37 ECHELLE 546( -944) 186 66 5.9 5.1 5.4 5.2 5.3 ND1 = 1.22 > 06:21 APOLLO 550( 837) 43 35 6.3 5.3 5.7 5.5 5.5 = 1.70 >=20 > ------------- WEATHER LOG ---------------- >=20 > Wind Precip.or > Time Temp F Dewp F MPH Direction Dust Sky Conditions > ------------------------------------------------------------------ > 16:00 41 28 14 125 (SE) 523 ptly cldy none=20 > 17:00 41 20 21 126 (SE) 322 ptly cldy none=20 > 18:00 41 25 18 128 (SE) 281 mstly clr none=20 > 19:00 42 30 19 146 (SE) 1154 clear none=20 > 20:00 40 32 17 142 (SE) 1369 clear none=20 > 21:00 41 31 12 158 (SSE) 1918 clear none=20 > 22:00 40 33 15 169 (S) 2700 clear none=20 > 23:00 42 32 20 188 (S) 503 clear none=20 > 00:00 42 31 20 180 (S) 1029 clear none=20 > 01:00 42 28 19 173 (S) 817 clear none=20 > 02:00 42 28 24 184 (S) 575 clear none=20 > 03:00 43 28 26 190 (S) 693 clear none=20 > 04:00 42 29 25 199 (SSW) 1098 clear none=20 > 05:00 43 29 20 204 (SSW) 779 clear none=20 > 06:00 43 28 23 196 (SSW) 699 clear none=20 >=20 > Note: the wind was coming from the azimuth listed. > The convention used is north=3D0 degrees, east=3D90 degrees. > The dust count is particles > 1u per 0.1 cubic feet. >=20 > TELESCOPE STATUS > Telescope drives operational. Current TCC version: 2.15.0 > Current TUI version: 1.9.3 >=20 Ed Leon Apache Point Observatory 2001 Apache Point Road Sunspot, NM 88349 575 437-6822 575 434-5555 FAX --Apple-Mail-8-272045224 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=us-ascii Hi = Nicholas,When there are power disruptions during the = day, the hygrometer may perform an auto calibration during night time = observing. This involves heating the small mirror in the unit and = it will momentarily read strangely. We re-sync this automatically = during the next day with a remote cal request so that the auto cal takes = place around noon every day. Power disruptions throw our beautiful = plan off.edOn Dec 18, = 2011, at 6:40 AM, Nicholas Ule wrote: = Apache Point Observatory = = 3.5m Telescope Night Log = Saturday, December 17, 2011 = = = ACTUAL ASTRONOMER = OBSERVER(S) INSTRUMENT = START FINISH ---------------------------------------------------------------= -----J.Holtzman M.Hayden = ECHELLE = 17:08 00:00 J.Holtzman D.Fuillet = ECHELLE 00:00 = 05:12T.Murphy = R.McMillan APOLLO = 05:15 06:30 INST = SCHEDULED WEATH EQUIP = OBS NOT USED I/ROW/DN START FINISH D = B D B D B = D B ---------------------------------------------------------= ------- NM04/R 17:08 00:00 0 = 0 0 0 6.9 0.0 0 = 0NM04/R 00:00 = 04:50 0 0 0 0 = 0.3 5.0 0 0 DD02/R 04:50 06:50 0 = 0 0 0 0.0 1.3 0 = 0 note: scheduled times listed include instrument change = time = ------------- ACTIVITY LOG --------------Observing = Specialist: N.Ule Some early clouds, then very = clear. Noticed a strange problem with the = weather status. Occasionally the humidity would read about 130% = (normally reading 65%), this of course would disrupt all the other = readings and make everything turn red. Once the data updated after = 30s the readings went back to normal. Assuming it to be a minor = glitch in the sensor or the software. Apollo only did range finding, no = LRO. = ------- FAILURE LOG = ------- PROG INST FAILURE MODE = TIME (SEDFNVOG) TI/SHU START = FINISH DESCRIPTION---------------------------------------------------------------= ------- = ---------------- FOCUS LOG = --------------- Time Instrument Focus Az El = Temp Strc Prim Sec Air filt = FWHM---------------------------------------------------------------= ----------- 18:27 ECHELLE 565( -899) 220 55 5.1 = 5.4 5.4 5.5 4.9 ND1 = 1.15 19:37 ECHELLE 546( -944) = 186 66 5.9 5.1 5.4 5.2 5.3 = ND1 1.22 06:21 APOLLO 550( 837) 43 35 = 6.3 5.3 5.7 5.5 5.5 = 1.70 = ------------- WEATHER LOG ---------------- = = Wind = Precip.or = Time Temp F Dewp F MPH Direction = Dust Sky Conditions = ------------------------------------------------------------------ 16:00 41 28 = 14 125 (SE) 523 ptly cldy = none 17:00 41 20 = 21 126 (SE) 322 ptly cldy = none 18:00 = 41 25 18 128 (SE) = 281 mstly clr none 19:00 42 30 = 19 146 (SE) 1154 clear = none 20:00 = 40 32 17 142 (SE) = 1369 clear none 21:00 41 31 = 12 158 (SSE) 1918 clear = none 22:00 = 40 33 15 169 (S) = 2700 clear none 23:00 42 32 = 20 188 (S) 503 = clear none = 00:00 42 31 20 = 180 (S) 1029 clear = none 01:00 42 28 = 19 173 (S) 817 = clear none = 02:00 42 28 24 = 184 (S) 575 clear = none 03:00 43 28 = 26 190 (S) 693 = clear none = 04:00 42 29 25 = 199 (SSW) 1098 clear = none 05:00 43 29 = 20 204 (SSW) 779 = clear none = 06:00 43 28 23 = 196 (SSW) 699 clear = none Note: the wind was = coming from the azimuth listed. The convention used is north=3D0 degrees, = east=3D90 degrees. The dust count is = particles > 1u per 0.1 cubic feet. = TELESCOPE = STATUS Telescope drives operational. Current TCC = version: 2.15.0 Current TUI version: = 1.9.3 Ed LeonApache Point = Observatory2001 Apache Point RoadSunspot, NM = 88349575 437-6822575 434-5555 = FAX = --Apple-Mail-8-272045224--