APACHE POINT OBSERVATORY SDSS 2.5M OBSERVING LOG Thursday December 27, 2007 (MJD 54462) ---=== OBSERVING TEAM ===--- Viktor Malanushenko (days) Howard Brewington (observer) Kaike Pan (observer) ---=== OBSERVING PLAN ===--- Science! ---=== OBSERVING SUMMARY ===--- Temperature is below -12 C all night long. We never open. ---=== OBSERVING LOG ===--- Afternoon: ---------- All equipment are checked and work properly. Spectro collimation set for -7C. Cart 4 is mounted. Nights: ------- We noticed that WSIGMA of b1 were yellow, almost out of spec, and it kept to be the case for some nights, we decided to move the b1 camera ring by 10 degree. During afternoon checkout, collimate asked for a movement of 17.7 degree for b1, and a -1700 piston movement for r1. A posycalib showed the movement brought the b1 WSIGMA into black (within spec). We had a few watcher warning messge on vs+ (CCD 55) and vt+ (CCD 15, 55) voltages, most likely due to cold temperature (-13 C). 00:10Z high humidity, 95%, low temperature, -13.5 C. 03:00Z humidity dropped to 73% with a dewpoint spread of 4 C. But it stayed cold, -13.5 C. 12:10Z we decided to call it night. 12:20Z endNight rejoiced. ---=== IMAGING RUN SUMMARY ===--- Run Time Stripe Lambda Last Flavor Comments Start End Begin End Frame ------------------------------------------------------------------------- 7254 21:21Z 21:53Z 100 O 125.48 133.36 67 ignore 7255 22:59Z 23:04Z 100 O 150.09 151.27 21 ignore ---=== IMAGING RUN DETAILS ===--- ---=== SKIPPY RESULTS ===--- Run Frame nFrames stars muErr muRms nuErr nuRms rot az el --------------------------------------------------------------------------- ---=== LTMATCH RESULTS ===--- Run Field nFields alt az nGood rowMean rowSig colMean colSig rot ------------------------------------------------------------------------ ---=== SPECTROSCOPY DATA SUMMARY ===--- Summary Checked (y/n): QA Procedures Done (y/n): UT Exp Time flavor comment (S/N)^2 totals ========================================== b1 r1 b2 r2 ----- sequence 48348, plate -9999 ------- 21:18 48348 0.0 bias ----- sequence 48349, plate 2856 ------- 21:54 48349 10.0 flat 21:56 48350 2.0 arc 22:05 48351 3.0 arc 22:08 48352 3.0 arc 22:48 48353 10.0 flat 22:50 48354 2.0 arc ----- sequence 48355, plate -9999 ------- 23:36 48355 0.0 bias 23:43 48356 0.0 bias ----- sequence 48357, plate 2856 ------- 00:06 48357 10.0 flat 00:09 48358 2.0 arc ---=== TELESCOPE OFFSETS AND SCALE I ===--- Time Instrument Az Alt Rot Scale pos offset pos offset pos offset ------------------------------------------------------------------------------ ---=== TELESCOPE OFFSETS AND SCALE II ===--- ---=== FOCUS LOG ===--- setmir piston Temp Wind Time Inst scale M1 M2 Foc Az Alt (C) MPH Dir filt fwhm ------------------------------------------------------------------------------ 23:44Z 4 0 1.00000 0 1517 0 121 30.0 -11.9 12 279 ---=== WEATHER LOG ===--- Wind Time Temp F Dewp F MPH Direction Dust DIMM Sky 20:12Z 13 1 40 276 (W) 2219 - 20:44Z 13 2 25 266 (W) 2880 - 21:20Z 13 1 28 278 (W) 3204 - 21:50Z 11 7 24 291 (WNW) 5173 - 22:21Z 12 6 25 284 (WNW) 2359 - 22:52Z 11 5 26 255 (WSW) 5189 - 23:35Z 10 8 17 297 (WNW) 6850 - 00:09Z 9 8 28 289 (WNW) 1284 - 00:41Z 9 7 17 281 (W) 873 - 01:13Z 9 7 21 281 (W) 565 - 01:45Z 9 6 23 294 (WNW) 401 - 02:17Z 8 5 22 313 (NW) 412 - 02:51Z 8 1 9 279 (W) 414 - 03:21Z 7 0 19 331 (NNW) 365 - 03:52Z 7 0 15 299 (WNW) 363 - 04:24Z 6 0 20 296 (WNW) 340 - 04:56Z 6 0 18 328 (NNW) 297 - 05:29Z 5 0 21 328 (NNW) 296 - 06:01Z 5 0 9 315 (NW) 356 - 06:33Z 5 0 10 350 (NNW) 346 - 07:05Z 5 0 14 347 (NNW) 359 - 07:37Z 5 0 7 12 (NNE) 362 - 08:10Z 4 0 8 359 (NNW) 313 - 08:42Z 4 -1 13 5 (N) 338 - 09:14Z 4 -1 7 353 (NNW) 334 - 09:46Z 6 -6 17 354 (NNW) 250 - 10:19Z 9 -21 25 327 (NNW) 133 - 10:51Z 10 -24 17 339 (NNW) 130 - 11:23Z 10 -26 21 344 (NNW) 83 - 11:56Z 11 -32 10 357 (NNW) 85 - ---=== TELESCOPE STATUS ===--- we never open No interlocks bypassed. Status at: 12:30Z Telescope stowed at: 30,121,00 mount Instrument mounted: Cartridge 4 Counterweights at: 270 lbs LN2 autofill systems: Connected and turned on. 180L LN2 dewar scales: Spectro 152 lbs, 24 psi Imager 191 lbs, 21 psi ---=== SOFTWARE USED ===--- IOP/SOP: v4_38_0 Watcher: v2_36_0 MCP: v6_4_0 TPM: tpm_v3_5_0 AstroDa: v15_13_1 TCC: TCC 2.7.2.1 August 6 2004 sdssProcedures: v2_37 SoS: v5_1_8 plate-mapper: v4_3_1 ---=== MIRROR NUMBERS ===--- PRIMARY: -------- Scale: 1.000000 MIGS TONIGHT NOMINAL Axial A -5.2110 -5.2480 Axial B -0.2152 -0.2117 Axial C -0.0018 -0.0014 Trans D 11.8520 11.2070 Lateral E 10.0584 10.1854 Lateral F 11.6459 11.7729 GALILS Commanded: 4600. -2000. 2650. -12450. -6500. -6550. Actual: 4600. -2000. 2650. -12439. -6477. -6546. SETMIR VALUES PriDesOrient: 0.00 0.00 0.00 100.00 -200.00 PriOrient: 0.00 0.00 0.00 99.59 -200.69 SECONDARY: ---------- Focus: 0.00 Air Temp.: -11.4 Alt.: 30.000016 MIGS TONIGHT NOMINAL Axial A 0.7923 0.8025 Axial B 0.6018 0.6122 Axial C 0.5372 0.5477 Trans D 0.6008 0.6007 GALILS Commanded: 1954646. 1979579. 1795957. -5850. -7750. Actual: 1955053. 1980726. 1798443. -5843. -7744. SETMIR VALUES SecDesOrient: 1517.00 60.00 -4.00 -20.00 118.90 SecOrient: 1515.93 60.55 -4.34 -20.24 118.69 ---=== PROBLEMS IN DETAIL ===--- Filename 02% 05% 10% 50% 90% 95% 98% ------------------- ------ ------ ------ ------ ------ ------ ------ sdR-b1-00048348.fit -5.4 -3.3 -2.2 2.2 7.2 8.8 10.4 sdR-b2-00048348.fit -7.8 -6.3 -4.1 1.3 7.0 8.8 10.7 sdR-r1-00048348.fit -6.7 -5.1 -3.5 1.9 7.4 8.9 10.9 sdR-r2-00048348.fit -7.4 -5.6 -4.3 1.7 7.3 9.1 11.2 ------------------- sp1> caget tpm_TM_PMSSAvg tpm_TM_TelairAvg.VALA tpm_TM_PMSSAvg -7.09286 tpm_TM_TelairAvg.VALA -7.9225 ------------------- IDL 5.5a> collimate, 48351 Reading /data/spectro/54462/sdR-b1-00048351.fit Reading /data/spectro/54462/sdR-b1-00048352.fit COLLIMATE: Min offset = -2.32 pix COLLIMATE: Max offset = 0.74 pix COLLIMATE: RMS across CCD = 0.64 pix COLLIMATE: Mean offset = -0.50 pix COLLIMATE: Camera b1 appears to be OUT-OF-FOCUS (|mean| > 0.15 pix) COLLIMATE: Predict blue camera ring movement of 17.7 degree for spectro-1 COLLIMATE: (if red is already in focus) Log file = Collimate-54462-b1-00048351.log PostScript file = Collimate-54462-b1-00048351.ps Reading /data/spectro/54462/sdR-b2-00048351.fit Reading /data/spectro/54462/sdR-b2-00048352.fit COLLIMATE: Min offset = -0.82 pix COLLIMATE: Max offset = -0.08 pix COLLIMATE: RMS across CCD = 0.18 pix COLLIMATE: Mean offset = -0.35 pix COLLIMATE: Camera b2 appears to be OUT-OF-FOCUS (|mean| > 0.15 pix) COLLIMATE: Predict blue camera ring movement of 12.4 degrees for spectro-2 COLLIMATE: (if red is already in focus) Log file = Collimate-54462-b2-00048351.log PostScript file = Collimate-54462-b2-00048351.ps Reading /data/spectro/54462/sdR-r1-00048351.fit Reading /data/spectro/54462/sdR-r1-00048352.fit COLLIMATE: Min offset = -0.20 pix COLLIMATE: Max offset = 0.74 pix COLLIMATE: RMS across CCD = 0.27 pix COLLIMATE: Mean offset = 0.19 pix COLLIMATE: Camera r1 appears to be OUT-OF-FOCUS (|mean| > 0.15 pix) COLLIMATE: Predict (red) piston movement of -1771 steps for spectro-1 COLLIMATE: Issue SOP command: "sp1; mechPiston -1771" Log file = Collimate-54462-r1-00048351.log PostScript file = Collimate-54462-r1-00048351.ps Reading /data/spectro/54462/sdR-r2-00048351.fit Reading /data/spectro/54462/sdR-r2-00048352.fit COLLIMATE: Min offset = -0.16 pix COLLIMATE: Max offset = 0.52 pix COLLIMATE: RMS across CCD = 0.16 pix COLLIMATE: Mean offset = 0.19 pix COLLIMATE: Camera r2 appears to be OUT-OF-FOCUS (|mean| > 0.15 pix) COLLIMATE: Predict (red) piston movement of -1765 steps for spectro-2 COLLIMATE: Issue SOP command: "sp2; mechPiston -1765" Log file = Collimate-54462-r2-00048351.log PostScript file = Collimate-54462-r2-00048351.ps ------------------- Initial MechSend s: sp1> -14348, -15524, -16032 sp2> -4850, -5777, -5947 T current -7.0C, expected T=-7.0C Movements sp1> -1771 sp2> -1765 New MechSend s: sp1> -16117, -17294, -17803 sp2> -6615, -7541, -7712 -------------------